first submission
This commit is contained in:
qiyongshuang
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<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.printsize.712424314" name="GNU RISC-V Cross Print Size" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.printsize">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.printsize.format.1404031980" name="Size format" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.printsize.format" useByScannerDiscovery="false"/>
|
||||
</tool>
|
||||
</toolChain>
|
||||
</folderInfo>
|
||||
<sourceEntries>
|
||||
<entry excluding="Startup|Peripheral|Ld|Debug|Core" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Core"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Debug"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Ld"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Peripheral"/>
|
||||
<entry excluding="startup_ch32v20x_D8.S|startup_ch32v20x_D8W.S" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Startup"/>
|
||||
</sourceEntries>
|
||||
</configuration>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
|
||||
<storageModule moduleId="ilg.gnumcueclipse.managedbuild.packs"/>
|
||||
</cconfiguration>
|
||||
</storageModule>
|
||||
<storageModule moduleId="cdtBuildSystem" version="4.0.0">
|
||||
<project id="999.ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf.275846018" name="Executable file" projectType="ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf"/>
|
||||
</storageModule>
|
||||
<storageModule moduleId="scannerConfiguration">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1375371130;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.1473381709">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
|
||||
<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
|
||||
|
||||
</cproject>
|
||||
@@ -0,0 +1,61 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<projectDescription>
|
||||
<name>ADC_DMA</name>
|
||||
<comment/>
|
||||
<projects/>
|
||||
<buildSpec>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
|
||||
<triggers>clean,full,incremental,</triggers>
|
||||
<arguments/>
|
||||
</buildCommand>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
|
||||
<triggers>full,incremental,</triggers>
|
||||
<arguments/>
|
||||
</buildCommand>
|
||||
</buildSpec>
|
||||
<natures>
|
||||
<nature>org.eclipse.cdt.core.cnature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
|
||||
</natures>
|
||||
<filteredResources>
|
||||
<filter>
|
||||
<id>1595986042669</id>
|
||||
<name/>
|
||||
<type>22</type>
|
||||
<matcher>
|
||||
<id>org.eclipse.ui.ide.multiFilter</id>
|
||||
<arguments>1.0-name-matches-false-false-*.wvproj</arguments>
|
||||
</matcher>
|
||||
</filter>
|
||||
</filteredResources>
|
||||
<linkedResources>
|
||||
<link>
|
||||
<name>Core</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Ld</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Ld</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
</linkedResources>
|
||||
</projectDescription>
|
||||
@@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<project>
|
||||
<configuration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="obj">
|
||||
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
|
||||
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
|
||||
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="79794284048947787" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD "${INPUTS}"" prefer-non-shared="true">
|
||||
<language-scope id="org.eclipse.cdt.core.gcc"/>
|
||||
<language-scope id="org.eclipse.cdt.core.g++"/>
|
||||
</provider>
|
||||
</extension>
|
||||
</configuration>
|
||||
</project>
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/ADC_DMA.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,36 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
@@ -0,0 +1,43 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,17 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
@@ -0,0 +1,198 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
ADC DMA sampling routines:
|
||||
ADC channel 1 (PA1), the rule group channel obtains ADC conversion data
|
||||
for 1024 consecutive times through DMA.
|
||||
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/* Global Variable */
|
||||
u16 TxBuf[1024];
|
||||
s16 Calibrattion_Val = 0;
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
|
||||
ADC_DMACmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val = Get_CalibrationValue(ADC1);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ADC_Val
|
||||
*
|
||||
* @brief Returns ADCx conversion result data.
|
||||
*
|
||||
* @param ch - ADC channel.
|
||||
* ADC_Channel_0 - ADC Channel0 selected.
|
||||
* ADC_Channel_1 - ADC Channel1 selected.
|
||||
* ADC_Channel_2 - ADC Channel2 selected.
|
||||
* ADC_Channel_3 - ADC Channel3 selected.
|
||||
* ADC_Channel_4 - ADC Channel4 selected.
|
||||
* ADC_Channel_5 - ADC Channel5 selected.
|
||||
* ADC_Channel_6 - ADC Channel6 selected.
|
||||
* ADC_Channel_7 - ADC Channel7 selected.
|
||||
* ADC_Channel_8 - ADC Channel8 selected.
|
||||
* ADC_Channel_9 - ADC Channel9 selected.
|
||||
* ADC_Channel_10 - ADC Channel10 selected.
|
||||
* ADC_Channel_11 - ADC Channel11 selected.
|
||||
* ADC_Channel_12 - ADC Channel12 selected.
|
||||
* ADC_Channel_13 - ADC Channel13 selected.
|
||||
* ADC_Channel_14 - ADC Channel14 selected.
|
||||
* ADC_Channel_15 - ADC Channel15 selected.
|
||||
* ADC_Channel_16 - ADC Channel16 selected.
|
||||
* ADC_Channel_17 - ADC Channel17 selected.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
u16 Get_ADC_Val(u8 ch)
|
||||
{
|
||||
u16 val;
|
||||
|
||||
ADC_RegularChannelConfig(ADC1, ch, 1, ADC_SampleTime_239Cycles5);
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC));
|
||||
val = ADC_GetConversionValue(ADC1);
|
||||
|
||||
return val;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn DMA_Tx_Init
|
||||
*
|
||||
* @brief Initializes the DMAy Channelx configuration.
|
||||
*
|
||||
* @param DMA_CHx - x can be 1 to 7.
|
||||
* ppadr - Peripheral base address.
|
||||
* memadr - Memory base address.
|
||||
* bufsize - DMA channel buffer size.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void DMA_Tx_Init(DMA_Channel_TypeDef *DMA_CHx, u32 ppadr, u32 memadr, u16 bufsize)
|
||||
{
|
||||
DMA_InitTypeDef DMA_InitStructure = {0};
|
||||
|
||||
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
|
||||
|
||||
DMA_DeInit(DMA_CHx);
|
||||
DMA_InitStructure.DMA_PeripheralBaseAddr = ppadr;
|
||||
DMA_InitStructure.DMA_MemoryBaseAddr = memadr;
|
||||
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
|
||||
DMA_InitStructure.DMA_BufferSize = bufsize;
|
||||
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
|
||||
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
|
||||
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
|
||||
DMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
|
||||
DMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh;
|
||||
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
|
||||
DMA_Init(DMA_CHx, &DMA_InitStructure);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
u16 i;
|
||||
|
||||
Delay_Init();
|
||||
USART_Printf_Init(115200);
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue:%d\n", Calibrattion_Val);
|
||||
|
||||
DMA_Tx_Init(DMA1_Channel1, (u32)&ADC1->RDATAR, (u32)TxBuf, 1024);
|
||||
DMA_Cmd(DMA1_Channel1, ENABLE);
|
||||
|
||||
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
Delay_Ms(50);
|
||||
ADC_SoftwareStartConvCmd(ADC1, DISABLE);
|
||||
|
||||
for(i = 0; i < 1024; i++){
|
||||
printf("%04d\r\n", Get_ConversionVal(TxBuf[i]));
|
||||
Delay_Ms(10);
|
||||
}
|
||||
|
||||
while(1);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,29 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
@@ -0,0 +1,144 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
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<entry excluding="Startup|Peripheral|Ld|Debug|Core" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Debug"/>
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Ld"/>
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Peripheral"/>
|
||||
<entry excluding="startup_ch32v20x_D8.S|startup_ch32v20x_D8W.S" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Startup"/>
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<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1375371130;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.1473381709">
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</cproject>
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||||
@@ -0,0 +1,61 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<projectDescription>
|
||||
<name>AnalogWatchdog</name>
|
||||
<comment/>
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||||
<projects/>
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||||
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<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
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<nature>org.eclipse.cdt.core.cnature</nature>
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</natures>
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<filter>
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<id>1595986042669</id>
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<name/>
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<type>22</type>
|
||||
<matcher>
|
||||
<id>org.eclipse.ui.ide.multiFilter</id>
|
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<arguments>1.0-name-matches-false-false-*.wvproj</arguments>
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||||
</matcher>
|
||||
</filter>
|
||||
</filteredResources>
|
||||
<linkedResources>
|
||||
<link>
|
||||
<name>Core</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Ld</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Ld</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
</linkedResources>
|
||||
</projectDescription>
|
||||
@@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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||||
<project>
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||||
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||||
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
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<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="759525176468539360" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD "${INPUTS}"" prefer-non-shared="true">
|
||||
<language-scope id="org.eclipse.cdt.core.gcc"/>
|
||||
<language-scope id="org.eclipse.cdt.core.g++"/>
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||||
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|
||||
</extension>
|
||||
</configuration>
|
||||
</project>
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/AnalogWatchdog.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,60 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void ADC1_2_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC1_2_IRQHandler
|
||||
*
|
||||
* @brief This function handles analog wathdog exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC1_2_IRQHandler(void)
|
||||
{
|
||||
if(ADC_GetITStatus( ADC1, ADC_IT_AWD)){
|
||||
printf( "Enter AnalogWatchdog Interrupt\r\n" );
|
||||
}
|
||||
|
||||
ADC_ClearITPendingBit( ADC1, ADC_IT_AWD);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,141 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
Analog watchdog routine:
|
||||
ADC channel 1 (PA1), detect that the ADC conversion data on the rule group channel
|
||||
is outside 2000 - 3500 and trigger the simulation Watchdog interrupt.
|
||||
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
NVIC_InitTypeDef NVIC_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
|
||||
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
/* Higher Threshold:3500, Lower Threshold:2000 */
|
||||
ADC_AnalogWatchdogThresholdsConfig(ADC1, 3500, 2000);
|
||||
ADC_AnalogWatchdogSingleChannelConfig(ADC1, ADC_Channel_1);
|
||||
ADC_AnalogWatchdogCmd(ADC1, ADC_AnalogWatchdog_SingleRegEnable);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = ADC1_2_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
|
||||
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
||||
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
|
||||
ADC_ITConfig(ADC1, ADC_IT_AWD, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ADC_Val
|
||||
*
|
||||
* @brief Returns ADCx conversion result data.
|
||||
*
|
||||
* @param ch - ADC channel.
|
||||
* ADC_Channel_0 - ADC Channel0 selected.
|
||||
* ADC_Channel_1 - ADC Channel1 selected.
|
||||
* ADC_Channel_2 - ADC Channel2 selected.
|
||||
* ADC_Channel_3 - ADC Channel3 selected.
|
||||
* ADC_Channel_4 - ADC Channel4 selected.
|
||||
* ADC_Channel_5 - ADC Channel5 selected.
|
||||
* ADC_Channel_6 - ADC Channel6 selected.
|
||||
* ADC_Channel_7 - ADC Channel7 selected.
|
||||
* ADC_Channel_8 - ADC Channel8 selected.
|
||||
* ADC_Channel_9 - ADC Channel9 selected.
|
||||
* ADC_Channel_10 - ADC Channel10 selected.
|
||||
* ADC_Channel_11 - ADC Channel11 selected.
|
||||
* ADC_Channel_12 - ADC Channel12 selected.
|
||||
* ADC_Channel_13 - ADC Channel13 selected.
|
||||
* ADC_Channel_14 - ADC Channel14 selected.
|
||||
* ADC_Channel_15 - ADC Channel15 selected.
|
||||
* ADC_Channel_16 - ADC Channel16 selected.
|
||||
* ADC_Channel_17 - ADC Channel17 selected.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
u16 Get_ADC_Val(u8 ch)
|
||||
{
|
||||
u16 val;
|
||||
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC));
|
||||
|
||||
val = ADC_GetConversionValue(ADC1);
|
||||
|
||||
return val;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
u16 ADC_val;
|
||||
|
||||
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
|
||||
Delay_Init();
|
||||
USART_Printf_Init(115200);
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
|
||||
ADC_Function_Init();
|
||||
|
||||
while(1)
|
||||
{
|
||||
ADC_val = Get_ADC_Val(ADC_Channel_1);
|
||||
Delay_Ms(500);
|
||||
printf("%04d\r\n", ADC_val);
|
||||
Delay_Ms(2);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
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|
||||
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||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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||||
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||||
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||||
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<name>Core</name>
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<type>2</type>
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||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
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<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
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|
||||
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|
||||
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|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Ld</location>
|
||||
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|
||||
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|
||||
<name>Peripheral</name>
|
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<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
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|
||||
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|
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|
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|
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|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/Auto_Injection.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
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|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,41 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,163 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
Automatic injection mode routine:
|
||||
ADC channel 1 (PA1) - regular group channel, channel 3 (PA3) - injection group channel
|
||||
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
s16 Calibrattion_Val = 0;
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
|
||||
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_3, 1, ADC_SampleTime_239Cycles5);
|
||||
ADC_AutoInjectedConvCmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val = Get_CalibrationValue(ADC1);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ADC_Val
|
||||
*
|
||||
* @brief Returns ADCx conversion result data.
|
||||
*
|
||||
* @param ch - ADC channel.
|
||||
* ADC_Channel_0 - ADC Channel0 selected.
|
||||
* ADC_Channel_1 - ADC Channel1 selected.
|
||||
* ADC_Channel_2 - ADC Channel2 selected.
|
||||
* ADC_Channel_3 - ADC Channel3 selected.
|
||||
* ADC_Channel_4 - ADC Channel4 selected.
|
||||
* ADC_Channel_5 - ADC Channel5 selected.
|
||||
* ADC_Channel_6 - ADC Channel6 selected.
|
||||
* ADC_Channel_7 - ADC Channel7 selected.
|
||||
* ADC_Channel_8 - ADC Channel8 selected.
|
||||
* ADC_Channel_9 - ADC Channel9 selected.
|
||||
* ADC_Channel_10 - ADC Channel10 selected.
|
||||
* ADC_Channel_11 - ADC Channel11 selected.
|
||||
* ADC_Channel_12 - ADC Channel12 selected.
|
||||
* ADC_Channel_13 - ADC Channel13 selected.
|
||||
* ADC_Channel_14 - ADC Channel14 selected.
|
||||
* ADC_Channel_15 - ADC Channel15 selected.
|
||||
* ADC_Channel_16 - ADC Channel16 selected.
|
||||
* ADC_Channel_17 - ADC Channel17 selected.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
u16 Get_ADC_Val(u8 ch)
|
||||
{
|
||||
u16 val;
|
||||
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC));
|
||||
|
||||
val = ADC_GetConversionValue(ADC1);
|
||||
|
||||
return val;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
u16 adc_val;
|
||||
u16 adc_jval;
|
||||
|
||||
Delay_Init();
|
||||
USART_Printf_Init(115200);
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue:%d\n", Calibrattion_Val);
|
||||
|
||||
while(1)
|
||||
{
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC));
|
||||
while( !ADC_GetFlagStatus( ADC1, ADC_FLAG_JEOC ) );
|
||||
adc_val = ADC_GetConversionValue(ADC1);
|
||||
adc_jval = ADC_GetInjectedConversionValue(ADC1, ADC_InjectedChannel_1);
|
||||
Delay_Ms(500);
|
||||
printf("val:%04d\r\n", Get_ConversionVal(adc_val));
|
||||
printf("jval:%04d\r\n", Get_ConversionVal(adc_jval));
|
||||
Delay_Ms(2);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
|
||||
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|
||||
<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
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|
||||
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|
||||
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|
||||
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||||
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||||
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||||
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||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
</linkedResources>
|
||||
</projectDescription>
|
||||
@@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<project>
|
||||
<configuration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="obj">
|
||||
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
|
||||
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
|
||||
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-266291499162908460" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD "${INPUTS}"" prefer-non-shared="true">
|
||||
<language-scope id="org.eclipse.cdt.core.gcc"/>
|
||||
<language-scope id="org.eclipse.cdt.core.g++"/>
|
||||
</provider>
|
||||
</extension>
|
||||
</configuration>
|
||||
</project>
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/Discontinuous_mode.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,43 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,172 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
Discontinuous mode routine:
|
||||
ADC channel 1 (PA1) - injection group channel, channel 3 (PA3) - injection group channel,
|
||||
channel 4 (PA4) - injection group channel, this mode
|
||||
Next, an ADC conversion is triggered by the TIM1_CC4 event, and the above-mentioned 1 injection
|
||||
group channel is converted in sequence each time.
|
||||
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
s16 Calibrattion_Val = 0;
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigInjecConv_T1_CC4;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 3;
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
|
||||
ADC_InjectedSequencerLengthConfig(ADC1, 3);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_3, 2, ADC_SampleTime_239Cycles5);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_4, 3, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_DiscModeChannelCountConfig(ADC1, 1);
|
||||
ADC_InjectedDiscModeCmd(ADC1, ENABLE);
|
||||
ADC_ExternalTrigInjectedConvCmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val = Get_CalibrationValue(ADC1);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn TIM1_PWM_In
|
||||
*
|
||||
* @brief Initializes TIM1 PWM output.
|
||||
*
|
||||
* @param arr - the period value.
|
||||
* psc - the prescaler value.
|
||||
* ccp - the pulse value.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void TIM1_PWM_In(u16 arr, u16 psc, u16 ccp)
|
||||
{
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
TIM_OCInitTypeDef TIM_OCInitStructure = {0};
|
||||
TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_TIM1, ENABLE);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
|
||||
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
TIM_TimeBaseInitStructure.TIM_Period = arr;
|
||||
TIM_TimeBaseInitStructure.TIM_Prescaler = psc;
|
||||
TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
|
||||
TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;
|
||||
TIM_TimeBaseInit(TIM1, &TIM_TimeBaseInitStructure);
|
||||
|
||||
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
|
||||
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
|
||||
TIM_OCInitStructure.TIM_Pulse = ccp;
|
||||
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low;
|
||||
TIM_OC4Init(TIM1, &TIM_OCInitStructure);
|
||||
|
||||
TIM_CtrlPWMOutputs(TIM1, ENABLE);
|
||||
TIM_OC4PreloadConfig(TIM1, TIM_OCPreload_Disable);
|
||||
TIM_ARRPreloadConfig(TIM1, ENABLE);
|
||||
TIM_SelectOutputTrigger(TIM1, TIM_TRGOSource_Update);
|
||||
TIM_Cmd(TIM1, ENABLE);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
USART_Printf_Init(115200);
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue:%d\n", Calibrattion_Val);
|
||||
|
||||
TIM1_PWM_In(1000, 48000 - 1, 500);
|
||||
|
||||
while(1)
|
||||
{
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC));
|
||||
ADC_ClearFlag(ADC1, ADC_FLAG_EOC);
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_JEOC));
|
||||
ADC_ClearFlag(ADC1, ADC_FLAG_JEOC);
|
||||
|
||||
printf("ADC Discontinuous injected group conversion...\r\n");
|
||||
printf("%04d\r\n", Get_ConversionVal(ADC1->IDATAR1));
|
||||
printf("%04d\r\n", Get_ConversionVal(ADC1->IDATAR2));
|
||||
printf("%04d\r\n", Get_ConversionVal(ADC1->IDATAR3));
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
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||||
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<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
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</extensions>
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|
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<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Startup}""/>
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</option>
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</tool>
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|
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<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Core}""/>
|
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<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/User}""/>
|
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</option>
|
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|
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|
||||
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|
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|
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|
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|
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<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.disassemble.1859590835" name="Disassemble (--disassemble|-d)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.disassemble" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
</tool>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.printsize.712424314" name="GNU RISC-V Cross Print Size" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.printsize">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.printsize.format.1404031980" name="Size format" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.printsize.format" useByScannerDiscovery="false"/>
|
||||
</tool>
|
||||
</toolChain>
|
||||
</folderInfo>
|
||||
<sourceEntries>
|
||||
<entry excluding="Startup|Peripheral|Ld|Debug|Core" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Core"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Debug"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Ld"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Peripheral"/>
|
||||
<entry excluding="startup_ch32v20x_D6.S|startup_ch32v20x_D8W.S" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Startup"/>
|
||||
</sourceEntries>
|
||||
</configuration>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
|
||||
<storageModule moduleId="ilg.gnumcueclipse.managedbuild.packs"/>
|
||||
</cconfiguration>
|
||||
</storageModule>
|
||||
<storageModule moduleId="cdtBuildSystem" version="4.0.0">
|
||||
<project id="999.ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf.275846018" name="Executable file" projectType="ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf"/>
|
||||
</storageModule>
|
||||
<storageModule moduleId="scannerConfiguration">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1375371130;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.1473381709">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
|
||||
<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
|
||||
|
||||
</cproject>
|
||||
@@ -0,0 +1,61 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<projectDescription>
|
||||
<name>DualADC_AlternateTrigger</name>
|
||||
<comment/>
|
||||
<projects/>
|
||||
<buildSpec>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
|
||||
<triggers>clean,full,incremental,</triggers>
|
||||
<arguments/>
|
||||
</buildCommand>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
|
||||
<triggers>full,incremental,</triggers>
|
||||
<arguments/>
|
||||
</buildCommand>
|
||||
</buildSpec>
|
||||
<natures>
|
||||
<nature>org.eclipse.cdt.core.cnature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
|
||||
</natures>
|
||||
<filteredResources>
|
||||
<filter>
|
||||
<id>1595986042669</id>
|
||||
<name/>
|
||||
<type>22</type>
|
||||
<matcher>
|
||||
<id>org.eclipse.ui.ide.multiFilter</id>
|
||||
<arguments>1.0-name-matches-false-false-*.wvproj</arguments>
|
||||
</matcher>
|
||||
</filter>
|
||||
</filteredResources>
|
||||
<linkedResources>
|
||||
<link>
|
||||
<name>Core</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Ld</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Ld</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
</linkedResources>
|
||||
</projectDescription>
|
||||
@@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<project>
|
||||
<configuration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="obj">
|
||||
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
|
||||
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
|
||||
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="817594613202147236" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD "${INPUTS}"" prefer-non-shared="true">
|
||||
<language-scope id="org.eclipse.cdt.core.gcc"/>
|
||||
<language-scope id="org.eclipse.cdt.core.g++"/>
|
||||
</provider>
|
||||
</extension>
|
||||
</configuration>
|
||||
</project>
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/DualADC_AlternateTrigger.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,213 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
Dual ADC alternate trigger sampling routine:
|
||||
Dual ADC alternate trigger sampling routine.
|
||||
|
||||
Note:only applied to CH32V20x_D6
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/* Global Variable */
|
||||
u16 ADC_val[2];
|
||||
s16 Calibrattion_Val1 = 0;
|
||||
s16 Calibrattion_Val2 = 0;
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_3;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_DeInit(ADC2);
|
||||
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_AlterTrig;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigInjecConv_T2_CC1;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_InitStructure.ADC_OutputBuffer = ADC_OutputBuffer_Disable;
|
||||
ADC_InitStructure.ADC_Pga = ADC_Pga_1;
|
||||
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
|
||||
ADC_InjectedSequencerLengthConfig(ADC1, 1);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_2, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_ExternalTrigInjectedConvConfig(ADC1, ADC_ExternalTrigInjecConv_T2_CC1);
|
||||
ADC_ExternalTrigInjectedConvCmd(ADC1, ENABLE);
|
||||
|
||||
ADC_DMACmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val1 = Get_CalibrationValue(ADC1);
|
||||
|
||||
|
||||
ADC_Init(ADC2, &ADC_InitStructure);
|
||||
ADC_InjectedSequencerLengthConfig(ADC2, 1);
|
||||
ADC_InjectedChannelConfig(ADC2, ADC_Channel_3, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_ExternalTrigInjectedConvConfig(ADC2, ADC_ExternalTrigInjecConv_None);
|
||||
|
||||
ADC_SoftwareStartInjectedConvCmd(ADC2, ENABLE);
|
||||
ADC_Cmd(ADC2, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC2, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC2);
|
||||
while(ADC_GetResetCalibrationStatus(ADC2));
|
||||
ADC_StartCalibration(ADC2);
|
||||
while(ADC_GetCalibrationStatus(ADC2));
|
||||
Calibrattion_Val2 = Get_CalibrationValue(ADC2);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn TIM2_PWM_In
|
||||
*
|
||||
* @brief TIM2,PWM input mode init(Only CH1 and CH2 channels can be used)
|
||||
*
|
||||
* @param arr - Auto reload values
|
||||
* psc - Prescaler value
|
||||
* ccp - Preload value
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void TIM2_PWM_In(u16 arr, u16 psc, u16 ccp)
|
||||
{
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
TIM_OCInitTypeDef TIM_OCInitStructure = {0};
|
||||
TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
|
||||
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
TIM_TimeBaseInitStructure.TIM_Period = arr;
|
||||
TIM_TimeBaseInitStructure.TIM_Prescaler = psc;
|
||||
TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
|
||||
TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;
|
||||
TIM_TimeBaseInit(TIM2, &TIM_TimeBaseInitStructure);
|
||||
|
||||
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
|
||||
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
|
||||
TIM_OCInitStructure.TIM_Pulse = ccp;
|
||||
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
|
||||
TIM_OC1Init(TIM2, &TIM_OCInitStructure);
|
||||
TIM_OC1PreloadConfig(TIM2, TIM_OCPreload_Disable);
|
||||
|
||||
TIM_ARRPreloadConfig(TIM2, ENABLE);
|
||||
|
||||
TIM_SelectOutputTrigger(TIM2, TIM_TRGOSource_Update);
|
||||
|
||||
TIM_Cmd(TIM2, ENABLE);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal1
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal1(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val1) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val1 + val) > 4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val1);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal2
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal2(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val2) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val2 + val) > 4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val2);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
USART_Printf_Init(115200);
|
||||
Delay_Init();
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue1:%d\n", Calibrattion_Val1);
|
||||
printf("CalibrattionValue2:%d\n", Calibrattion_Val2);
|
||||
TIM2_PWM_In(600, 48000 - 1, 300);
|
||||
while(1)
|
||||
{
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_JEOC))
|
||||
{ /*printf("wait\r\n");*/
|
||||
}
|
||||
ADC_ClearFlag(ADC1, ADC_FLAG_JEOC);
|
||||
ADC_val[0] = ADC_GetInjectedConversionValue(ADC1, ADC_InjectedChannel_1);
|
||||
printf("JADC1_ch2=%d\r\n", Get_ConversionVal1(ADC_val[0]));
|
||||
Delay_Ms(100);
|
||||
|
||||
while(!ADC_GetFlagStatus(ADC2, ADC_FLAG_JEOC))
|
||||
{ /*printf("wait\r\n");*/
|
||||
}
|
||||
ADC_ClearFlag(ADC2, ADC_FLAG_JEOC);
|
||||
ADC_val[1] = ADC_GetInjectedConversionValue(ADC2, ADC_InjectedChannel_1);
|
||||
printf("JADC2_ch3=%d\r\n", Get_ConversionVal2(ADC_val[1]));
|
||||
Delay_Ms(100);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
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|
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||||
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||||
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||||
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<link>
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||||
<name>Debug</name>
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<type>2</type>
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||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
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||||
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||||
<link>
|
||||
<name>Ld</name>
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||||
<type>2</type>
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||||
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||||
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|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
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|
||||
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|
||||
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||||
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||||
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|
||||
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|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/DualADC_Combined_RegInjectionSimul.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
+2
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
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|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,43 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,275 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
dual ADC combined regular + injection + simultaneous sampling routine:
|
||||
Rule group ADC1 channel 1 (PA1), ADC2 channel 4 (PA4), injection group ADC1
|
||||
channel 3 (PA3) ADC2 channel 5 (PA5))
|
||||
The rule group injection groups are all triggered by software, and the dual ADC
|
||||
rule group data is obtained through the DMA interrupt, and the dual ADC injection
|
||||
group data is obtained through the ADC interrupt.
|
||||
|
||||
Note:only applied to CH32V20x_D6
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/* Global Variable */
|
||||
u32 TxBuf[1];
|
||||
u16 Adc_Val[2];
|
||||
u16 ADC_Val1, ADC_Val2;
|
||||
u8 Injected_IT_Flag, DMA_IT_Flag;
|
||||
s16 Calibrattion_Val1 = 0;
|
||||
s16 Calibrattion_Val2 = 0;
|
||||
|
||||
void ADC1_2_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void DMA1_Channel1_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
NVIC_InitTypeDef NVIC_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = ADC1_2_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
|
||||
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
||||
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_DeInit(ADC2);
|
||||
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_RegInjecSimult;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_InitStructure.ADC_OutputBuffer = ADC_OutputBuffer_Disable;
|
||||
ADC_InitStructure.ADC_Pga = ADC_Pga_1;
|
||||
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_InjectedSequencerLengthConfig(ADC1, 1);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_3, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_ExternalTrigInjectedConvConfig(ADC1, ADC_ExternalTrigInjecConv_None);
|
||||
ADC_ITConfig(ADC1, ADC_IT_JEOC, ENABLE);
|
||||
ADC_DMACmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val1 = Get_CalibrationValue(ADC1);
|
||||
|
||||
|
||||
ADC_Init(ADC2, &ADC_InitStructure);
|
||||
ADC_RegularChannelConfig(ADC2, ADC_Channel_4, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_InjectedSequencerLengthConfig(ADC2, 1);
|
||||
ADC_InjectedChannelConfig(ADC2, ADC_Channel_5, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_ExternalTrigInjectedConvConfig(ADC2, ADC_ExternalTrigInjecConv_None);
|
||||
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
|
||||
ADC_ITConfig(ADC2, ADC_IT_JEOC, ENABLE);
|
||||
ADC_Cmd(ADC2, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC2, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC2);
|
||||
while(ADC_GetResetCalibrationStatus(ADC2));
|
||||
ADC_StartCalibration(ADC2);
|
||||
Calibrattion_Val2 = Get_CalibrationValue(ADC2);
|
||||
|
||||
while(ADC_GetCalibrationStatus(ADC2));
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn DMA_Tx_Init
|
||||
*
|
||||
* @brief Initializes the DMAy Channelx configuration.
|
||||
*
|
||||
* @param DMA_CHx - x can be 1 to 7.
|
||||
* ppadr - Peripheral base address.
|
||||
* memadr - Memory base address.
|
||||
* bufsize - DMA channel buffer size.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void DMA_Tx_Init(DMA_Channel_TypeDef *DMA_CHx, u32 ppadr, u32 memadr, u16 bufsize)
|
||||
{
|
||||
DMA_InitTypeDef DMA_InitStructure = {0};
|
||||
NVIC_InitTypeDef NVIC_InitStructure = {0};
|
||||
|
||||
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
|
||||
|
||||
DMA_DeInit(DMA_CHx);
|
||||
DMA_InitStructure.DMA_PeripheralBaseAddr = ppadr;
|
||||
DMA_InitStructure.DMA_MemoryBaseAddr = memadr;
|
||||
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
|
||||
DMA_InitStructure.DMA_BufferSize = bufsize;
|
||||
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
|
||||
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Word;
|
||||
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Word;
|
||||
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
|
||||
DMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh;
|
||||
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
|
||||
DMA_Init(DMA_CHx, &DMA_InitStructure);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel1_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
|
||||
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
||||
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
|
||||
DMA_ITConfig(DMA1_Channel1, DMA_IT_TC | DMA_IT_HT | DMA_IT_TE, ENABLE);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal1
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal1(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val1) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val1 + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val1);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal2
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal2(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val2) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val2 + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val2);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
USART_Printf_Init(115200);
|
||||
Delay_Init();
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
ADC_Function_Init();
|
||||
printf("ADC test\r\n");
|
||||
printf("CalibrattionValue1:%d\n", Calibrattion_Val1);
|
||||
printf("CalibrattionValue2:%d\n", Calibrattion_Val2);
|
||||
|
||||
DMA_Tx_Init(DMA1_Channel1, (u32)&ADC1->RDATAR, (u32)TxBuf, 1);
|
||||
DMA_Cmd(DMA1_Channel1, ENABLE);
|
||||
|
||||
while(1)
|
||||
{
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
|
||||
ADC_SoftwareStartInjectedConvCmd(ADC1, ENABLE);
|
||||
ADC_SoftwareStartInjectedConvCmd(ADC2, ENABLE);
|
||||
|
||||
if(Injected_IT_Flag == 1)
|
||||
{
|
||||
Injected_IT_Flag = 0;
|
||||
printf("JADC1 ch3=%04d\r\n", Get_ConversionVal1(ADC_Val1));
|
||||
printf("JADC2 ch5=%04d\r\n", Get_ConversionVal2(ADC_Val2));
|
||||
}
|
||||
|
||||
if(DMA_IT_Flag == 1)
|
||||
{
|
||||
DMA_IT_Flag = 0;
|
||||
printf("ADC1 ch2=%d\r\n", Get_ConversionVal1(Adc_Val[0]));
|
||||
printf("ADC2 ch4=%d\r\n", Get_ConversionVal2(Adc_Val[1]));
|
||||
}
|
||||
Delay_Ms(1000);
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC1_2_IRQHandler
|
||||
*
|
||||
* @brief This function handles ADC1_2 exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC1_2_IRQHandler()
|
||||
{
|
||||
if(ADC_GetITStatus(ADC1, ADC_IT_JEOC))
|
||||
{
|
||||
Injected_IT_Flag = 1;
|
||||
|
||||
ADC_Val1 = ADC_GetInjectedConversionValue(ADC1, ADC_InjectedChannel_1);
|
||||
ADC_Val2 = ADC_GetInjectedConversionValue(ADC2, ADC_InjectedChannel_1);
|
||||
}
|
||||
ADC_ClearITPendingBit(ADC1, ADC_IT_JEOC);
|
||||
ADC_ClearITPendingBit(ADC2, ADC_IT_JEOC);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn DMA1_Channel1_IRQHandler
|
||||
*
|
||||
* @brief This function handles DMA1 Channel1 exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void DMA1_Channel1_IRQHandler()
|
||||
{
|
||||
if(DMA_GetITStatus(DMA1_IT_TC1) == SET)
|
||||
{
|
||||
DMA_IT_Flag = 1;
|
||||
DMA_ClearITPendingBit(DMA1_IT_GL1);
|
||||
|
||||
Adc_Val[0] = TxBuf[0] & 0xffff;
|
||||
Adc_Val[1] = (TxBuf[0] >> 16) & 0xffff;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
|
||||
<storageModule moduleId="org.eclipse.cdt.core.settings">
|
||||
<cconfiguration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074">
|
||||
<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" moduleId="org.eclipse.cdt.core.settings" name="obj">
|
||||
<externalSettings/>
|
||||
<extensions>
|
||||
<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
|
||||
<extension id="org.eclipse.cdt.core.GASErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
</extensions>
|
||||
</storageModule>
|
||||
<storageModule moduleId="cdtBuildSystem" version="4.0.0">
|
||||
<configuration artifactName="${ProjName}" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe,org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.release" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="obj" parent="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release">
|
||||
<folderInfo id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074." name="/" resourcePath="">
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|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
|
||||
<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
|
||||
|
||||
</cproject>
|
||||
@@ -0,0 +1,61 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<projectDescription>
|
||||
<name>DualADC_FastInterleaved</name>
|
||||
<comment/>
|
||||
<projects/>
|
||||
<buildSpec>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
|
||||
<triggers>clean,full,incremental,</triggers>
|
||||
<arguments/>
|
||||
</buildCommand>
|
||||
<buildCommand>
|
||||
<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
|
||||
<triggers>full,incremental,</triggers>
|
||||
<arguments/>
|
||||
</buildCommand>
|
||||
</buildSpec>
|
||||
<natures>
|
||||
<nature>org.eclipse.cdt.core.cnature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
|
||||
<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
|
||||
</natures>
|
||||
<filteredResources>
|
||||
<filter>
|
||||
<id>1595986042669</id>
|
||||
<name/>
|
||||
<type>22</type>
|
||||
<matcher>
|
||||
<id>org.eclipse.ui.ide.multiFilter</id>
|
||||
<arguments>1.0-name-matches-false-false-*.wvproj</arguments>
|
||||
</matcher>
|
||||
</filter>
|
||||
</filteredResources>
|
||||
<linkedResources>
|
||||
<link>
|
||||
<name>Core</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Ld</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Ld</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
</linkedResources>
|
||||
</projectDescription>
|
||||
@@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<project>
|
||||
<configuration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="obj">
|
||||
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
|
||||
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
|
||||
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
|
||||
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="826959906730610975" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD "${INPUTS}"" prefer-non-shared="true">
|
||||
<language-scope id="org.eclipse.cdt.core.gcc"/>
|
||||
<language-scope id="org.eclipse.cdt.core.g++"/>
|
||||
</provider>
|
||||
</extension>
|
||||
</configuration>
|
||||
</project>
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/DualADC_FastInterleaved.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,184 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
dual ADC fast interleaved sampling routine:
|
||||
ADC1 channel 1 (PA1), ADC2 channel 1 (PA1)), the rule group channel obtains
|
||||
dual ADC conversion data through ADC interrupt.
|
||||
|
||||
Note:only applied toCH32V203
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/* Global Variable */
|
||||
u16 Adc_Val[2];
|
||||
u32 temp;
|
||||
s16 Calibrattion_Val1 = 0;
|
||||
s16 Calibrattion_Val2 = 0;
|
||||
|
||||
void ADC1_2_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
NVIC_InitTypeDef NVIC_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_DeInit(ADC2);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = ADC1_2_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
|
||||
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
||||
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_FastInterl;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_InitStructure.ADC_OutputBuffer = ADC_OutputBuffer_Disable;
|
||||
ADC_InitStructure.ADC_Pga = ADC_Pga_1;
|
||||
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_1Cycles5);
|
||||
|
||||
ADC_ITConfig(ADC1, ADC_IT_EOC, ENABLE);
|
||||
ADC_DMACmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val1 = Get_CalibrationValue(ADC1);
|
||||
|
||||
|
||||
ADC_Init(ADC2, &ADC_InitStructure);
|
||||
ADC_RegularChannelConfig(ADC2, ADC_Channel_1, 1, ADC_SampleTime_1Cycles5);
|
||||
|
||||
ADC_ITConfig(ADC2, ADC_IT_EOC, ENABLE);
|
||||
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
|
||||
ADC_Cmd(ADC2, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC2, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC2);
|
||||
while(ADC_GetResetCalibrationStatus(ADC2));
|
||||
ADC_StartCalibration(ADC2);
|
||||
while(ADC_GetCalibrationStatus(ADC2));
|
||||
Calibrattion_Val2 = Get_CalibrationValue(ADC2);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal1
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal1(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val1) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val1 + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val1);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal2
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal2(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val2) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val2 + val) > 4095||val==4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val2);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
USART_Printf_Init(115200);
|
||||
Delay_Init();
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue1:%d\n", Calibrattion_Val1);
|
||||
printf("CalibrattionValue2:%d\n", Calibrattion_Val2);
|
||||
|
||||
while(1)
|
||||
{
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
|
||||
Delay_Ms(500);
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC1_2_IRQHandler
|
||||
*
|
||||
* @brief ADC1_2 Interrupt Service Function.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC1_2_IRQHandler()
|
||||
{
|
||||
if(ADC_GetITStatus(ADC1, ADC_IT_EOC))
|
||||
{
|
||||
temp = ADC1->RDATAR;
|
||||
Adc_Val[0] = temp & 0xffff;
|
||||
Adc_Val[1] = (temp >> 16) & 0xffff;
|
||||
|
||||
printf("\r\nADC2 ch2=%d\r\n", Get_ConversionVal2(Adc_Val[1]));
|
||||
printf("\r\nADC1 ch2=%d\r\n", Get_ConversionVal1(Adc_Val[0]));
|
||||
|
||||
ADC_ClearITPendingBit(ADC1, ADC_IT_EOC);
|
||||
ADC_ClearITPendingBit(ADC2, ADC_IT_EOC);
|
||||
}
|
||||
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
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||||
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|
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|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Debug"/>
|
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<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Ld"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Peripheral"/>
|
||||
<entry excluding="startup_ch32v20x_D8.S|startup_ch32v20x_D8W.S" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Startup"/>
|
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|
||||
</cproject>
|
||||
@@ -0,0 +1,61 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<projectDescription>
|
||||
<name>DualADC_InjectionSimul</name>
|
||||
<comment/>
|
||||
<projects/>
|
||||
<buildSpec>
|
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<buildCommand>
|
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<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
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<triggers>clean,full,incremental,</triggers>
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|
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<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
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<triggers>full,incremental,</triggers>
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<nature>org.eclipse.cdt.core.cnature</nature>
|
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<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
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<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
|
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</natures>
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<filter>
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<id>1595986042669</id>
|
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<name/>
|
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<type>22</type>
|
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<matcher>
|
||||
<id>org.eclipse.ui.ide.multiFilter</id>
|
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<arguments>1.0-name-matches-false-false-*.wvproj</arguments>
|
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</matcher>
|
||||
</filter>
|
||||
</filteredResources>
|
||||
<linkedResources>
|
||||
<link>
|
||||
<name>Core</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Ld</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Ld</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
</linkedResources>
|
||||
</projectDescription>
|
||||
@@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<project>
|
||||
<configuration id="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074" name="obj">
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<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
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<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
|
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<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
|
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<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
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<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="854067937000660491" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD "${INPUTS}"" prefer-non-shared="true">
|
||||
<language-scope id="org.eclipse.cdt.core.gcc"/>
|
||||
<language-scope id="org.eclipse.cdt.core.g++"/>
|
||||
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|
||||
</extension>
|
||||
</configuration>
|
||||
</project>
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/DualADC_InjectionSimul.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Library configuration file.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,160 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
Dual ADC injection simultaneous sampling routine:
|
||||
ADC1 channel 1 (PA1), ADC2 channel 2 (PA3).
|
||||
|
||||
Note:only applied toCH32V203
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/* Global Variable */
|
||||
u16 ADC_val1, ADC_val2;
|
||||
s16 Calibrattion_Val1 = 0;
|
||||
s16 Calibrattion_Val2 = 0;
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_3;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_DeInit(ADC2);
|
||||
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_InjecSimult;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigInjecConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_InitStructure.ADC_OutputBuffer = ADC_OutputBuffer_Disable;
|
||||
ADC_InitStructure.ADC_Pga = ADC_Pga_1;
|
||||
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
|
||||
ADC_InjectedSequencerLengthConfig(ADC1, 1);
|
||||
ADC_InjectedChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_DMACmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val1 = Get_CalibrationValue(ADC1);
|
||||
|
||||
|
||||
ADC_Init(ADC2, &ADC_InitStructure);
|
||||
ADC_InjectedSequencerLengthConfig(ADC2, 1);
|
||||
ADC_InjectedChannelConfig(ADC2, ADC_Channel_3, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_SoftwareStartInjectedConvCmd(ADC2, ENABLE);
|
||||
ADC_Cmd(ADC2, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC2, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC2);
|
||||
while(ADC_GetResetCalibrationStatus(ADC2));
|
||||
ADC_StartCalibration(ADC2);
|
||||
while(ADC_GetCalibrationStatus(ADC2));
|
||||
Calibrattion_Val2 = Get_CalibrationValue(ADC2);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal1
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal1(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val1) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val1 + val) > 4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val1);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal2
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal2(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val2) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val2 + val) > 4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val2);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
USART_Printf_Init(115200);
|
||||
Delay_Init();
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue1:%d\n", Calibrattion_Val1);
|
||||
printf("CalibrattionValue2:%d\n", Calibrattion_Val2);
|
||||
|
||||
while(1)
|
||||
{
|
||||
ADC_SoftwareStartInjectedConvCmd(ADC1, ENABLE);
|
||||
Delay_Ms(100);
|
||||
|
||||
ADC_SoftwareStartInjectedConvCmd(ADC1, DISABLE);
|
||||
Delay_Ms(100);
|
||||
|
||||
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_JEOC));
|
||||
ADC_val1 = ADC_GetInjectedConversionValue(ADC1, ADC_InjectedChannel_1);
|
||||
ADC_val2 = ADC_GetInjectedConversionValue(ADC2, ADC_InjectedChannel_1);
|
||||
|
||||
printf("JADC1 ch2=%04d\r\n", Get_ConversionVal1(ADC_val1));
|
||||
printf("JADC2 ch3=%04d\r\n", Get_ConversionVal2(ADC_val2));
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
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|
||||
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@@ -0,0 +1,61 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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||||
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||||
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||||
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||||
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||||
<name>Debug</name>
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<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
<type>2</type>
|
||||
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|
||||
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|
||||
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|
||||
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@@ -0,0 +1,14 @@
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||||
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||||
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||||
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|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
Target Path=obj/DualADC_RegSimul.hex
|
||||
Erase All=true
|
||||
Program=true
|
||||
Verify=true
|
||||
Reset=true
|
||||
|
||||
Vendor=WCH
|
||||
Link=WCH-Link
|
||||
Toolchain=RISC-V
|
||||
Series=CH32V203
|
||||
Description=ROM(byte): 64K, SRAM(byte): 20K, CHIP PINS: 32, GPIO PORTS: 27.\nWCH CH32V2 series of mainstream MCUs covers the needs of a large variety of applications in the industrial,medical and consumer markets. High performance with first-class peripherals and low-power,low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
|
||||
|
||||
PeripheralVersion=1.0
|
||||
MCU=CH32V203RBT6
|
||||
@@ -0,0 +1,2 @@
|
||||
�i“CZ ?"Ç�¸rŸ�F<Fy8E9Y‡½„%P a³D¶La† %Ã'y€¡]Ç;’¶ ŸS)1†1+R4><‚.„ÇÅ¿º° ?/£XO©Ä¿ChQN$*¢”»EÅBk‹!2tŒ+buh†nUb]xl‹l|
|
||||
+"Ÿ<“¯AH42}z8p;m€u 1Ž-¦eh»Od¼Âwµª7x{5�CqEx©=;¦¢e¢º»2£Š ‚«* BP Mš"
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_CONF_H
|
||||
#define __CH32V20x_CONF_H
|
||||
|
||||
#include "ch32v20x_adc.h"
|
||||
#include "ch32v20x_bkp.h"
|
||||
#include "ch32v20x_can.h"
|
||||
#include "ch32v20x_crc.h"
|
||||
#include "ch32v20x_dbgmcu.h"
|
||||
#include "ch32v20x_dma.h"
|
||||
#include "ch32v20x_exti.h"
|
||||
#include "ch32v20x_flash.h"
|
||||
#include "ch32v20x_gpio.h"
|
||||
#include "ch32v20x_i2c.h"
|
||||
#include "ch32v20x_iwdg.h"
|
||||
#include "ch32v20x_pwr.h"
|
||||
#include "ch32v20x_rcc.h"
|
||||
#include "ch32v20x_rtc.h"
|
||||
#include "ch32v20x_spi.h"
|
||||
#include "ch32v20x_tim.h"
|
||||
#include "ch32v20x_usart.h"
|
||||
#include "ch32v20x_wwdg.h"
|
||||
#include "ch32v20x_it.h"
|
||||
#include "ch32v20x_misc.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,42 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main Interrupt Service Routines.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x_it.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn NMI_Handler
|
||||
*
|
||||
* @brief This function handles NMI exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn HardFault_Handler
|
||||
*
|
||||
* @brief This function handles Hard Fault exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,20 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ch32v20x_it.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : This file contains the headers of the interrupt handlers.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __CH32V20x_IT_H
|
||||
#define __CH32V20x_IT_H
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
|
||||
#endif /* __CH32V20x_IT_H */
|
||||
|
||||
|
||||
@@ -0,0 +1,217 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : Main program body.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
|
||||
/*
|
||||
*@Note
|
||||
Dual ADC regular simultaneous sampling routine:
|
||||
ADC1 channel 1 (PA1), ADC2 channel 3 (PA3)), and the rule group channel obtains
|
||||
dual ADC conversion data through DMA interrupt.
|
||||
|
||||
Note��only applied toCH32V203
|
||||
*/
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/* Global Variable */
|
||||
u32 TxBuf[1];
|
||||
u16 Adc_Val[4];
|
||||
s16 Calibrattion_Val1 = 0;
|
||||
s16 Calibrattion_Val2 = 0;
|
||||
|
||||
void DMA1_Channel1_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ADC_Function_Init
|
||||
*
|
||||
* @brief Initializes ADC collection.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ADC_Function_Init(void)
|
||||
{
|
||||
ADC_InitTypeDef ADC_InitStructure = {0};
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
|
||||
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
|
||||
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_3;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
|
||||
GPIO_Init(GPIOA, &GPIO_InitStructure);
|
||||
|
||||
ADC_DeInit(ADC1);
|
||||
ADC_DeInit(ADC2);
|
||||
|
||||
ADC_InitStructure.ADC_Mode = ADC_Mode_RegSimult;
|
||||
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
|
||||
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
|
||||
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
|
||||
ADC_InitStructure.ADC_NbrOfChannel = 1;
|
||||
ADC_InitStructure.ADC_OutputBuffer = ADC_OutputBuffer_Disable;
|
||||
ADC_InitStructure.ADC_Pga = ADC_Pga_1;
|
||||
|
||||
ADC_Init(ADC1, &ADC_InitStructure);
|
||||
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_DMACmd(ADC1, ENABLE);
|
||||
ADC_Cmd(ADC1, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC1, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC1);
|
||||
while(ADC_GetResetCalibrationStatus(ADC1));
|
||||
ADC_StartCalibration(ADC1);
|
||||
while(ADC_GetCalibrationStatus(ADC1));
|
||||
Calibrattion_Val1 = Get_CalibrationValue(ADC1);
|
||||
|
||||
|
||||
ADC_Init(ADC2, &ADC_InitStructure);
|
||||
ADC_RegularChannelConfig(ADC2, ADC_Channel_3, 1, ADC_SampleTime_239Cycles5);
|
||||
|
||||
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
|
||||
ADC_Cmd(ADC2, ENABLE);
|
||||
|
||||
ADC_BufferCmd(ADC2, DISABLE); //disable buffer
|
||||
ADC_ResetCalibration(ADC2);
|
||||
while(ADC_GetResetCalibrationStatus(ADC2));
|
||||
ADC_StartCalibration(ADC2);
|
||||
while(ADC_GetCalibrationStatus(ADC2));
|
||||
Calibrattion_Val2 = Get_CalibrationValue(ADC2);
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn DMA_Tx_Init
|
||||
*
|
||||
* @brief Initializes the DMAy Channelx configuration.
|
||||
*
|
||||
* @param DMA_CHx - x can be 1 to 7.
|
||||
* ppadr - Peripheral base address.
|
||||
* memadr - Memory base address.
|
||||
* bufsize - DMA channel buffer size.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void DMA_Tx_Init(DMA_Channel_TypeDef *DMA_CHx, u32 ppadr, u32 memadr, u16 bufsize)
|
||||
{
|
||||
DMA_InitTypeDef DMA_InitStructure = {0};
|
||||
NVIC_InitTypeDef NVIC_InitStructure = {0};
|
||||
|
||||
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
|
||||
|
||||
DMA_DeInit(DMA_CHx);
|
||||
DMA_InitStructure.DMA_PeripheralBaseAddr = ppadr;
|
||||
DMA_InitStructure.DMA_MemoryBaseAddr = memadr;
|
||||
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
|
||||
DMA_InitStructure.DMA_BufferSize = bufsize;
|
||||
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
|
||||
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Word;
|
||||
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Word;
|
||||
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
|
||||
DMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh;
|
||||
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
|
||||
DMA_Init(DMA_CHx, &DMA_InitStructure);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel1_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
|
||||
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
||||
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
|
||||
DMA_ITConfig(DMA1_Channel1, DMA_IT_TC | DMA_IT_HT | DMA_IT_TE, ENABLE);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal1
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal1(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val1) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val1 + val) > 4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val1);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn Get_ConversionVal2
|
||||
*
|
||||
* @brief Get Conversion Value.
|
||||
*
|
||||
* @param val - Sampling value
|
||||
*
|
||||
* @return val+Calibrattion_Val - Conversion Value.
|
||||
*/
|
||||
u16 Get_ConversionVal2(s16 val)
|
||||
{
|
||||
if((val + Calibrattion_Val2) < 0)
|
||||
return 0;
|
||||
if((Calibrattion_Val2 + val) > 4095)
|
||||
return 4095;
|
||||
return (val + Calibrattion_Val2);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
USART_Printf_Init(115200);
|
||||
Delay_Init();
|
||||
printf("SystemClk:%d\r\n", SystemCoreClock);
|
||||
ADC_Function_Init();
|
||||
printf("CalibrattionValue1:%d\n", Calibrattion_Val1);
|
||||
printf("CalibrattionValue2:%d\n", Calibrattion_Val2);
|
||||
|
||||
DMA_Tx_Init(DMA1_Channel1, (u32)&ADC1->RDATAR, (u32)TxBuf, 1);
|
||||
DMA_Cmd(DMA1_Channel1, ENABLE);
|
||||
|
||||
while(1)
|
||||
{
|
||||
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
|
||||
|
||||
Delay_Ms(500);
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn DMA1_Channel1_IRQHandler
|
||||
*
|
||||
* @brief DMA1_Channel1_IRQHandler Interrupt Service Function.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void DMA1_Channel1_IRQHandler()
|
||||
{
|
||||
if(DMA_GetITStatus(DMA1_IT_TC1) == SET)
|
||||
{
|
||||
DMA_ClearITPendingBit(DMA1_IT_GL1);
|
||||
|
||||
Adc_Val[0] = TxBuf[0] & 0xffff;
|
||||
Adc_Val[1] = (TxBuf[0] >> 16) & 0xffff;
|
||||
printf("ADC1 ch2=%d\r\n", Get_ConversionVal1(Adc_Val[0]));
|
||||
printf("ADC2 ch3=%d\r\n", Get_ConversionVal2(Adc_Val[1]));
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,986 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Source File.
|
||||
* For HSE = 32Mhz (CH32V208x/CH32V203RBT6)
|
||||
* For HSE = 8Mhz (other CH32V203x)
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#include "ch32v20x.h"
|
||||
|
||||
/*
|
||||
* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after
|
||||
* reset the HSI is used as SYSCLK source).
|
||||
* If none of the define below is enabled, the HSI is used as System clock source.
|
||||
*/
|
||||
//#define SYSCLK_FREQ_HSE HSE_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSE 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSE 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSE 72000000
|
||||
#define SYSCLK_FREQ_96MHz_HSE 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSE 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSE 144000000
|
||||
//#define SYSCLK_FREQ_HSI HSI_VALUE
|
||||
//#define SYSCLK_FREQ_48MHz_HSI 48000000
|
||||
//#define SYSCLK_FREQ_56MHz_HSI 56000000
|
||||
//#define SYSCLK_FREQ_72MHz_HSI 72000000
|
||||
//#define SYSCLK_FREQ_96MHz_HSI 96000000
|
||||
//#define SYSCLK_FREQ_120MHz_HSI 120000000
|
||||
//#define SYSCLK_FREQ_144MHz_HSI 144000000
|
||||
|
||||
/* Clock Definitions */
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */
|
||||
#else
|
||||
uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
#endif
|
||||
|
||||
__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
|
||||
|
||||
/* system_private_function_proto_types */
|
||||
static void SetSysClock(void);
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
static void SetSysClockToHSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
static void SetSysClockTo48_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
static void SetSysClockTo56_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
static void SetSysClockTo72_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
static void SetSysClockTo96_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
static void SetSysClockTo120_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
static void SetSysClockTo144_HSE( void );
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
static void SetSysClockTo48_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
static void SetSysClockTo56_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
static void SetSysClockTo72_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
static void SetSysClockTo96_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
static void SetSysClockTo120_HSI( void );
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
static void SetSysClockTo144_HSI( void );
|
||||
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemInit
|
||||
*
|
||||
* @brief Setup the microcontroller system Initialize the Embedded Flash Interface,
|
||||
* the PLL and update the SystemCoreClock variable.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit (void)
|
||||
{
|
||||
RCC->CTLR |= (uint32_t)0x00000001;
|
||||
RCC->CFGR0 &= (uint32_t)0xF8FF0000;
|
||||
RCC->CTLR &= (uint32_t)0xFEF6FFFF;
|
||||
RCC->CTLR &= (uint32_t)0xFFFBFFFF;
|
||||
RCC->CFGR0 &= (uint32_t)0xFF80FFFF;
|
||||
RCC->INTR = 0x009F0000;
|
||||
SetSysClock();
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SystemCoreClockUpdate
|
||||
*
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate (void)
|
||||
{
|
||||
uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0;
|
||||
|
||||
tmp = RCC->CFGR0 & RCC_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04:
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08:
|
||||
pllmull = RCC->CFGR0 & RCC_PLLMULL;
|
||||
pllsource = RCC->CFGR0 & RCC_PLLSRC;
|
||||
pllmull = ( pllmull >> 18) + 2;
|
||||
|
||||
if(pllmull == 17) pllmull = 18;
|
||||
|
||||
if (pllsource == 0x00)
|
||||
{
|
||||
if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){
|
||||
SystemCoreClock = HSI_VALUE * pllmull;
|
||||
}
|
||||
else{
|
||||
SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
if((RCC->CFGR0 & (3<<22)) == (3<<22))
|
||||
{
|
||||
SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET)
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = (HSE_VALUE >> 1) * pllmull;
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
|
||||
SystemCoreClock = (HSE_VALUE>>2) * pllmull;
|
||||
#else
|
||||
SystemCoreClock = HSE_VALUE * pllmull;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2);
|
||||
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
|
||||
tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)];
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClock
|
||||
*
|
||||
* @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClock(void)
|
||||
{
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
SetSysClockToHSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
SetSysClockTo48_HSE();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
SetSysClockTo56_HSE();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
SetSysClockTo72_HSE();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
SetSysClockTo96_HSE();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
SetSysClockTo120_HSE();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
SetSysClockTo144_HSE();
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
SetSysClockTo48_HSI();
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
SetSysClockTo56_HSI();
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
SetSysClockTo72_HSI();
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
SetSysClockTo96_HSI();
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
SetSysClockTo120_HSI();
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
SetSysClockTo144_HSI();
|
||||
|
||||
#endif
|
||||
|
||||
/* If none of the define above is enabled, the HSI is used as System clock
|
||||
* source (default after reset)
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
#ifdef SYSCLK_FREQ_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockToHSE
|
||||
*
|
||||
* @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockToHSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1;
|
||||
|
||||
/* Select HSE as system clock source
|
||||
* CH32V20x_D6 (HSE=8MHZ)
|
||||
* CH32V20x_D8 (HSE=32MHZ)
|
||||
* CH32V20x_D8W (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_HSE;
|
||||
|
||||
/* Wait till HSE is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if(HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
#if defined (CH32V20x_D8W)
|
||||
RCC->CFGR0 |= (uint32_t)(3<<22);
|
||||
/* HCLK = SYSCLK/2 */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2;
|
||||
#else
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
#endif
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSE
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSE
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSE(void)
|
||||
{
|
||||
__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
|
||||
|
||||
RCC->CTLR |= ((uint32_t)RCC_HSEON);
|
||||
|
||||
/* Wait till HSE is ready and if Time out is reached exit */
|
||||
do
|
||||
{
|
||||
HSEStatus = RCC->CTLR & RCC_HSERDY;
|
||||
StartUpCounter++;
|
||||
} while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT));
|
||||
|
||||
if ((RCC->CTLR & RCC_HSERDY) != RESET)
|
||||
{
|
||||
HSEStatus = (uint32_t)0x01;
|
||||
}
|
||||
else
|
||||
{
|
||||
HSEStatus = (uint32_t)0x00;
|
||||
}
|
||||
|
||||
if (HSEStatus == (uint32_t)0x01)
|
||||
{
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ)
|
||||
* CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
* CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ)
|
||||
*/
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/*
|
||||
* If HSE fails to start-up, the application will have wrong clock
|
||||
* configuration. User can add here some code to deal with this error
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_48MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo48_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo48_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_56MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo56_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo56_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
#elif defined SYSCLK_FREQ_72MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo72_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo72_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_96MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo96_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo96_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#elif defined SYSCLK_FREQ_120MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo120_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo120_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE |
|
||||
RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
#elif defined SYSCLK_FREQ_144MHz_HSI
|
||||
|
||||
/*********************************************************************
|
||||
* @fn SetSysClockTo144_HSI
|
||||
*
|
||||
* @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
static void SetSysClockTo144_HSI(void)
|
||||
{
|
||||
EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE;
|
||||
|
||||
/* HCLK = SYSCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1;
|
||||
/* PCLK2 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1;
|
||||
/* PCLK1 = HCLK */
|
||||
RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2;
|
||||
|
||||
/* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL));
|
||||
|
||||
RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18);
|
||||
|
||||
/* Enable PLL */
|
||||
RCC->CTLR |= RCC_PLLON;
|
||||
/* Wait till PLL is ready */
|
||||
while((RCC->CTLR & RCC_PLLRDY) == 0)
|
||||
{
|
||||
}
|
||||
/* Select PLL as system clock source */
|
||||
RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW));
|
||||
RCC->CFGR0 |= (uint32_t)RCC_SW_PLL;
|
||||
/* Wait till PLL is used as system clock source */
|
||||
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,32 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : system_ch32v20x.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/06/06
|
||||
* Description : CH32V20x Device Peripheral Access Layer System Header File.
|
||||
*********************************************************************************
|
||||
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||||
* Attention: This software (modified or not) and binary are used for
|
||||
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
|
||||
*******************************************************************************/
|
||||
#ifndef __SYSTEM_ch32v20x_H
|
||||
#define __SYSTEM_ch32v20x_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */
|
||||
|
||||
/* System_Exported_Functions */
|
||||
extern void SystemInit(void);
|
||||
extern void SystemCoreClockUpdate(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__CH32V20x_SYSTEM_H */
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,143 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
|
||||
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|
||||
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|
||||
<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
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|
||||
<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
|
||||
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|
||||
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|
||||
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||||
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||||
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<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.base.1900297968" name="Architecture" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.base" useByScannerDiscovery="false" value="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.arch.rv32i" valueType="enumerated"/>
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||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.abi.integer.387605487" name="Integer ABI" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.abi.integer" useByScannerDiscovery="false" value="ilg.gnumcueclipse.managedbuild.cross.riscv.option.abi.integer.ilp32" valueType="enumerated"/>
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||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.multiply.1509705449" name="Multiply extension (RVM)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.multiply" useByScannerDiscovery="false" value="true" valueType="boolean"/>
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||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.compressed.1038505275" name="Compressed extension (RVC)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.compressed" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.toolchain.name.1218760634" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.toolchain.name" useByScannerDiscovery="false" value="GNU MCU RISC-V GCC" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.prefix.103341323" name="Prefix" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.prefix" useByScannerDiscovery="false" value="riscv-none-embed-" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.c.487601824" name="C compiler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.c" useByScannerDiscovery="false" value="gcc" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.cpp.1062130429" name="C++ compiler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.cpp" useByScannerDiscovery="false" value="g++" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.ar.1194282993" name="Archiver" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.ar" useByScannerDiscovery="false" value="ar" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.objcopy.1529355265" name="Hex/Bin converter" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.objcopy" useByScannerDiscovery="false" value="objcopy" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.objdump.1053750745" name="Listing generator" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.objdump" useByScannerDiscovery="false" value="objdump" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.size.1441326233" name="Size command" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.size" useByScannerDiscovery="false" value="size" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.make.550105535" name="Build command" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.make" useByScannerDiscovery="false" value="make" valueType="string"/>
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||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.rm.719280496" name="Remove command" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.command.rm" useByScannerDiscovery="false" value="rm" valueType="string"/>
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||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.toolchain.id.226017994" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.toolchain.id" useByScannerDiscovery="false" value="512258282" valueType="string"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.atomic.1590833110" name="Atomic extension (RVA)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.atomic" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.warnings.unused.1961191588" name="Warn on various unused elements (-Wunused)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.warnings.unused" useByScannerDiscovery="true" value="true" valueType="boolean"/>
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||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.warnings.uninitialized.929829166" name="Warn on uninitialized variables (-Wuninitialised)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.warnings.uninitialized" useByScannerDiscovery="true" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.xw.702072859" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.isa.xw" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.saverestore.1565650976" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.target.saverestore" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.optimization.nocommon.1074018316" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.optimization.nocommon" useByScannerDiscovery="true" value="true" valueType="boolean"/>
|
||||
<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="ilg.gnumcueclipse.managedbuild.cross.riscv.targetPlatform.1944008784" isAbstract="false" osList="all" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.targetPlatform"/>
|
||||
<builder buildPath="${workspace_loc:/ADC_DMA}/obj" id="ilg.gnumcueclipse.managedbuild.cross.riscv.builder.1421508906" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.builder"/>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.assembler.1244756189" name="GNU RISC-V Cross Assembler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.assembler">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.assembler.usepreprocessor.1692176068" name="Use preprocessor" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.assembler.usepreprocessor" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.assembler.include.paths.1034038285" name="Include paths (-I)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.assembler.include.paths" useByScannerDiscovery="true" valueType="includePath">
|
||||
<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Startup}""/>
|
||||
</option>
|
||||
<inputType id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.assembler.input.126366858" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.assembler.input"/>
|
||||
</tool>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187" name="GNU RISC-V Cross C Compiler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler">
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.include.paths.1567947810" name="Include paths (-I)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
|
||||
<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Debug}""/>
|
||||
<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Core}""/>
|
||||
<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/User}""/>
|
||||
<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Peripheral/inc}""/>
|
||||
</option>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.std.2020844713" name="Language standard" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.std" useByScannerDiscovery="true" value="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.std.gnu99" valueType="enumerated"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="true" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.defs.177116515" name="Defined symbols (-D)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols"/>
|
||||
<inputType id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input"/>
|
||||
</tool>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.cpp.compiler.1610882921" name="GNU RISC-V Cross C++ Compiler" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.cpp.compiler"/>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.linker.1620074387" name="GNU RISC-V Cross C Linker" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.linker">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.gcsections.194760422" name="Remove unused sections (-Xlinker --gc-sections)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.gcsections" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="true" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.paths.2057340378" name="Library search path (-L)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.paths" useByScannerDiscovery="false" valueType="libPaths"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.scriptfile.1390103472" name="Script files (-T)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.scriptfile" useByScannerDiscovery="false" valueType="stringList">
|
||||
<listOptionValue builtIn="false" value=""${workspace_loc:/${ProjName}/Ld/Link.ld}""/>
|
||||
</option>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.nostart.913830613" name="Do not use standard start files (-nostartfiles)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.nostart" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.usenewlibnano.239404511" name="Use newlib-nano (--specs=nano.specs)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.usenewlibnano" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.usenewlibnosys.351964161" name="Do not use syscalls (--specs=nosys.specs)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.usenewlibnosys" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="true" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.otherobjs.16994550" name="Other objects" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.otherobjs" useByScannerDiscovery="false" valueType="userObjs"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="true" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.flags.1125808200" name="Linker flags (-Xlinker [option])" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.c.linker.flags" useByScannerDiscovery="false" valueType="stringList"/>
|
||||
<inputType id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.linker.input.1859223768" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.linker.input">
|
||||
<additionalInput kind="additionalinputdependency" paths="$(USER_OBJS)"/>
|
||||
<additionalInput kind="additionalinput" paths="$(LIBS)"/>
|
||||
</inputType>
|
||||
</tool>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.cpp.linker.1947503520" name="GNU RISC-V Cross C++ Linker" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.cpp.linker">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.gcsections.1689063433" name="Remove unused sections (-Xlinker --gc-sections)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.gcsections" value="true" valueType="boolean"/>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.paths.1029177148" name="Library search path (-L)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.paths" valueType="libPaths">
|
||||
<listOptionValue builtIn="false" value=""../LD""/>
|
||||
</option>
|
||||
<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.scriptfile.1751226764" name="Script files (-T)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.scriptfile" valueType="stringList">
|
||||
<listOptionValue builtIn="false" value="Link.ld"/>
|
||||
</option>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.nostart.642896175" name="Do not use standard start files (-nostartfiles)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.nostart" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.usenewlibnano.1540675679" name="Use newlib-nano (--specs=nano.specs)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.cpp.linker.usenewlibnano" value="true" valueType="boolean"/>
|
||||
</tool>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.archiver.1292785366" name="GNU RISC-V Cross Archiver" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.archiver"/>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.createflash.1801165667" name="GNU RISC-V Cross Create Flash Image" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.createflash"/>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.createlisting.1356766765" name="GNU RISC-V Cross Create Listing" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.createlisting">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.source.2052761852" name="Display source (--source|-S)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.source" useByScannerDiscovery="false" value="false" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.allheaders.439659821" name="Display all headers (--all-headers|-x)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.allheaders" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.demangle.67111865" name="Demangle names (--demangle|-C)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.demangle" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.linenumbers.1549373929" name="Display line numbers (--line-numbers|-l)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.linenumbers" useByScannerDiscovery="false" value="false" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.wide.1298918921" name="Wide lines (--wide|-w)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.wide" useByScannerDiscovery="false" value="false" valueType="boolean"/>
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.disassemble.1859590835" name="Disassemble (--disassemble|-d)" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.createlisting.disassemble" useByScannerDiscovery="false" value="true" valueType="boolean"/>
|
||||
</tool>
|
||||
<tool id="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.printsize.712424314" name="GNU RISC-V Cross Print Size" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.tool.printsize">
|
||||
<option id="ilg.gnumcueclipse.managedbuild.cross.riscv.option.printsize.format.1404031980" name="Size format" superClass="ilg.gnumcueclipse.managedbuild.cross.riscv.option.printsize.format" useByScannerDiscovery="false"/>
|
||||
</tool>
|
||||
</toolChain>
|
||||
</folderInfo>
|
||||
<sourceEntries>
|
||||
<entry excluding="Startup|Peripheral|Ld|Debug|Core" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Core"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Debug"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Ld"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Peripheral"/>
|
||||
<entry excluding="startup_ch32v20x_D8.S|startup_ch32v20x_D8W.S" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Startup"/>
|
||||
</sourceEntries>
|
||||
</configuration>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
|
||||
<storageModule moduleId="ilg.gnumcueclipse.managedbuild.packs"/>
|
||||
</cconfiguration>
|
||||
</storageModule>
|
||||
<storageModule moduleId="cdtBuildSystem" version="4.0.0">
|
||||
<project id="999.ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf.275846018" name="Executable file" projectType="ilg.gnumcueclipse.managedbuild.cross.riscv.target.elf"/>
|
||||
</storageModule>
|
||||
<storageModule moduleId="scannerConfiguration">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.debug.767917625.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1375371130;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.1473381709">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
<scannerConfigBuildInfo instanceId="ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074;ilg.gnumcueclipse.managedbuild.cross.riscv.config.elf.release.1008047074.;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.1731377187;ilg.gnumcueclipse.managedbuild.cross.riscv.tool.c.compiler.input.2036806839">
|
||||
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
|
||||
</scannerConfigBuildInfo>
|
||||
</storageModule>
|
||||
<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
|
||||
<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
|
||||
|
||||
</cproject>
|
||||
Some files were not shown because too many files have changed in this diff Show More
Reference in New Issue
Block a user