first submission
This commit is contained in:
qiyongshuang
@@ -0,0 +1,247 @@
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|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="NetLib"/>
|
||||
<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="Peripheral"/>
|
||||
<entry excluding="startup_ch32v20x_D8.S|startup_ch32v20x_D6.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"/>
|
||||
<storageModule moduleId="refreshScope"/>
|
||||
</cproject>
|
||||
@@ -0,0 +1,61 @@
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
||||
<projectDescription>
|
||||
<name>ETH_CFG</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>Startup</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Startup</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Peripheral</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Peripheral</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Debug</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Debug</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>Core</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-2-PROJECT_LOC/SRC/Core</location>
|
||||
</link>
|
||||
<link>
|
||||
<name>NetLib</name>
|
||||
<type>2</type>
|
||||
<location>PARENT-1-PROJECT_LOC/NetLib</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="1947707348981891623" 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 +1,2 @@
|
||||
eclipse.preferences.version=1
|
||||
encoding//User/main.c=UTF-8
|
||||
@@ -0,0 +1,16 @@
|
||||
Mcu Type=CH32V20x
|
||||
Address=0x08000000
|
||||
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
|
||||
Target Path=obj/ETH_CFG.hex
|
||||
@@ -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 @@
|
||||
ENTRY( _start )␍␍__stack_size = 2048;␍␍PROVIDE( _stack_size = __stack_size );␍␍␍MEMORY␍{␍/* CH32V20x_D6 - CH32V203F6-CH32V203G6-CH32V203K6-CH32V203C6 */␍/*␍ FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 32K␍ RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 10K␍*/ ␍␍/* CH32V20x_D6 - CH32V203K8-CH32V203C8-CH32V203G8-CH32V203F8 */␍␍/* FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 64K␍ RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 20K␍*/ ␍ ␍/* CH32V20x_D8 - CH32V203RB␍ CH32V20x_D8W - CH32V208x␍ FLASH + RAM supports the following configuration␍ FLASH-128K + RAM-64K␍ FLASH-144K + RAM-48K␍ FLASH-160K + RAM-32K␍*/␍ FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 128K␍ RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 64K␍␍}␍␍␍SECTIONS␍{␍␍ .init :␍ {␍ _sinit = .;␍ . = ALIGN(4);␍ KEEP(*(SORT_NONE(.init)))␍ . = ALIGN(4);␍ _einit = .;␍ } >FLASH AT>FLASH␍␍ .vector :␍ {␍ *(.vector);␍ . = ALIGN(64);␍ } >FLASH AT>FLASH␍␍ .text :␍ {␍ . = ALIGN(4);␍ *(.text)␍ *(.text.*)␍ *(.rodata)␍ *(.rodata*)␍ *(.gnu.linkonce.t.*)␍ . = ALIGN(4);␍ } >FLASH AT>FLASH ␍␍ .fini :␍ {␍ KEEP(*(SORT_NONE(.fini)))␍ . = ALIGN(4);␍ } >FLASH AT>FLASH␍␍ PROVIDE( _etext = . );␍ PROVIDE( _eitcm = . ); ␍␍ .preinit_array :␍ {␍ PROVIDE_HIDDEN (__preinit_array_start = .);␍ KEEP (*(.preinit_array))␍ PROVIDE_HIDDEN (__preinit_array_end = .);␍ } >FLASH AT>FLASH ␍ ␍ .init_array :␍ {␍ PROVIDE_HIDDEN (__init_array_start = .);␍ KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))␍ KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))␍ PROVIDE_HIDDEN (__init_array_end = .);␍ } >FLASH AT>FLASH ␍ ␍ .fini_array :␍ {␍ PROVIDE_HIDDEN (__fini_array_start = .);␍ KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))␍ KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))␍ PROVIDE_HIDDEN (__fini_array_end = .);␍ } >FLASH AT>FLASH ␍ ␍ .ctors :␍ {␍ /* gcc uses crtbegin.o to find the start of␍ the constructors, so we make sure it is␍ first. Because this is a wildcard, it␍ doesn't matter if the user does not␍ actually link against crtbegin.o; the␍ linker won't look for a file to match a␍ wildcard. The wildcard also means that it␍ doesn't matter which directory crtbegin.o␍ is in. */␍ KEEP (*crtbegin.o(.ctors))␍ KEEP (*crtbegin?.o(.ctors))␍ /* We don't want to include the .ctor section from␍ the crtend.o file until after the sorted ctors.␍ The .ctor section from the crtend file contains the␍ end of ctors marker and it must be last */␍ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))␍ KEEP (*(SORT(.ctors.*)))␍ KEEP (*(.ctors))␍ } >FLASH AT>FLASH ␍ ␍ .dtors :␍ {␍ KEEP (*crtbegin.o(.dtors))␍ KEEP (*crtbegin?.o(.dtors))␍ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))␍ KEEP (*(SORT(.dtors.*)))␍ KEEP (*(.dtors))␍ } >FLASH AT>FLASH ␍␍ .dalign :␍ {␍ . = ALIGN(4);␍ PROVIDE(_data_vma = .);␍ } >RAM AT>FLASH ␍␍ .dlalign :␍ {␍ . = ALIGN(4); ␍ PROVIDE(_data_lma = .);␍ } >FLASH AT>FLASH␍␍ .data :␍ {␍ *(.gnu.linkonce.r.*)␍ *(.data .data.*)␍ *(.gnu.linkonce.d.*)␍ . = ALIGN(8);␍ PROVIDE( __global_pointer$ = . + 0x800 );␍ *(.sdata .sdata.*)␍ *(.sdata2.*)␍ *(.gnu.linkonce.s.*)␍ . = ALIGN(8);␍ *(.srodata.cst16)␍ *(.srodata.cst8)␍ *(.srodata.cst4)␍ *(.srodata.cst2)␍ *(.srodata .srodata.*)␍ . = ALIGN(4);␍ PROVIDE( _edata = .);␍ } >RAM AT>FLASH␍␍ .bss :␍ {␍ . = ALIGN(4);␍ PROVIDE( _sbss = .);␍ *(.sbss*)␍ *(.gnu.linkonce.sb.*)␍ *(.bss*)␍ *(.gnu.linkonce.b.*) ␍ *(COMMON*)␍ . = ALIGN(4);␍ PROVIDE( _ebss = .);␍ } >RAM AT>FLASH␍␍ PROVIDE( _end = _ebss);␍ PROVIDE( end = . );␍␍ .stack ORIGIN(RAM) + LENGTH(RAM) - __stack_size :␍ {␍ PROVIDE( _heap_end = . );␍ . = ALIGN(4);␍ PROVIDE(_susrstack = . );␍ . = . + __stack_size;␍ PROVIDE( _eusrstack = .);␍ } >RAM ␍␍}␍␍␍␍
|
||||
@@ -0,0 +1,164 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ModuleConfig.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2022/06/10
|
||||
* Description : Module configuration related functions.
|
||||
*********************************************************************************
|
||||
* 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 <stdio.h>
|
||||
#include <string.h>
|
||||
#include "ModuleConfig.h"
|
||||
#include "wchnet.h"
|
||||
|
||||
/*********************************************************************
|
||||
* @fn CFG_ERASE
|
||||
*
|
||||
* @brief erase Data-Flash block, minimal block is 256B
|
||||
*
|
||||
* @param Page_Address - the address of the page being erased.
|
||||
* Length - Erased data length
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void CFG_ERASE(uint32_t Page_Address, u32 Length) {
|
||||
u32 NbrOfPage, EraseCounter;
|
||||
|
||||
FLASH_Unlock_Fast();
|
||||
NbrOfPage = Length / FLASH_PAGE_SIZE;
|
||||
|
||||
for (EraseCounter = 0; EraseCounter < NbrOfPage; EraseCounter++) {
|
||||
FLASH_ErasePage_Fast( Page_Address + (FLASH_PAGE_SIZE * EraseCounter));
|
||||
}
|
||||
FLASH_Lock_Fast();
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn CFG_WRITE
|
||||
*
|
||||
* @brief write Data-Flash data block
|
||||
*
|
||||
* @param StartAddr - the address of the page being written.
|
||||
* Buffer - data buff
|
||||
* Length - written data length
|
||||
*
|
||||
* @return FLASH_Status
|
||||
*/
|
||||
FLASH_Status CFG_WRITE( u32 StartAddr, u8 *Buffer, u32 Length )
|
||||
{
|
||||
u32 address = StartAddr;
|
||||
u32 *p_buff = (u32 *)Buffer;
|
||||
FLASH_Status FLASHStatus = FLASH_COMPLETE;
|
||||
|
||||
FLASH_Unlock();
|
||||
while((address < (StartAddr + Length)) && (FLASHStatus == FLASH_COMPLETE))
|
||||
{
|
||||
FLASHStatus = FLASH_ProgramWord(address, *p_buff);
|
||||
address += 4;
|
||||
p_buff++;
|
||||
}
|
||||
FLASH_Lock();
|
||||
return FLASHStatus;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn CFG_READ
|
||||
*
|
||||
* @brief read Data-Flash data block
|
||||
*
|
||||
* @param StartAddr - the address of the page being read.
|
||||
* Buffer - data buff
|
||||
* Length - read data length
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void CFG_READ( u32 StartAddr, u8 *Buffer, u32 Length )
|
||||
{
|
||||
u32 address = StartAddr;
|
||||
u32 *p_buff = (u32 *)Buffer;
|
||||
|
||||
while(address < (StartAddr + Length))
|
||||
{
|
||||
*p_buff = (*(u32 *)address);
|
||||
address += 4;
|
||||
p_buff++;
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ParseConfigbuf
|
||||
*
|
||||
* @brief Parse Configuration command
|
||||
*
|
||||
* @param buf - data buff.
|
||||
*
|
||||
* @return opcode
|
||||
*/
|
||||
u8 ParseConfigbuf(u8 *buf)
|
||||
{
|
||||
u16 i;
|
||||
u32 len;
|
||||
pnet_comm net = (pnet_comm)buf;
|
||||
|
||||
i = memcmp(net->flag,NET_MODULE_FLAG,sizeof(NET_MODULE_FLAG));
|
||||
if(i) return 0;
|
||||
switch(net->cmd)
|
||||
{
|
||||
case NET_MODULE_CMD_SEARCH : //search module
|
||||
memcpy(net->id,MACAddr,6);
|
||||
net->cmd = NET_MODULE_ACK_SEARCH ;
|
||||
sprintf((char *)net->dat,"%d.%d.%d.%d",(u16)CFG->src_ip[0],
|
||||
(u16)CFG->src_ip[1],(u16)CFG->src_ip[2],(u16)CFG->src_ip[3]);
|
||||
net->len = strlen((char *)net->dat);
|
||||
sprintf((char*)&net->dat[net->len + 1],"%s",CFG->module_name);
|
||||
net->len += strlen((char*)&net->dat[net->len + 1]) + 1;
|
||||
len = sizeof(net_comm);
|
||||
WCHNET_SocketUdpSendTo(0,buf,&len,brocastIp,brocastPort);
|
||||
printf("CMD_SEARCH********************\n");
|
||||
return 0;
|
||||
|
||||
case NET_MODULE_CMD_SET : //Configure module parameters
|
||||
i = memcmp(net->id,MACAddr,6);
|
||||
if(i) return 0;
|
||||
net->cmd = NET_MODULE_ACK_SET ;
|
||||
net->len = 0;
|
||||
memcpy(Configbuf,net->dat,MODULE_CFG_LEN);
|
||||
CFG->cfg_flag[0]=checkcode1;
|
||||
CFG->cfg_flag[1]=checkcode2;
|
||||
CFG_ERASE(PAGE_WRITE_START_ADDR,FLASH_PAGE_SIZE);
|
||||
CFG_WRITE(PAGE_WRITE_START_ADDR,Configbuf,MODULE_CFG_LEN );
|
||||
len = sizeof(net_comm);
|
||||
WCHNET_SocketUdpSendTo(0,buf,&len,brocastIp,brocastPort);
|
||||
printf("CMD_SET***********************\n");
|
||||
return 1;
|
||||
|
||||
case NET_MODULE_CMD_GET : //Get module configuration
|
||||
i = memcmp(net->id,MACAddr,6);
|
||||
if(i) return 0;
|
||||
net->cmd = NET_MODULE_ACK_GET ;
|
||||
/*When returning the configuration information
|
||||
* to the host computer, remove the last two
|
||||
* bytes of the verification code*/
|
||||
net->len = (MODULE_CFG_LEN-2);
|
||||
memcpy(net->dat,Configbuf,(MODULE_CFG_LEN-2)) ;
|
||||
len = sizeof(net_comm);
|
||||
WCHNET_SocketUdpSendTo(0,buf,&len,brocastIp,brocastPort);
|
||||
printf("CMD_GET***********************\n");
|
||||
return 0;
|
||||
|
||||
case NET_MODULE_CMD_RESET : //reset module
|
||||
i = memcmp(net->id,MACAddr,6);
|
||||
if(i) return 0;
|
||||
CFG_ERASE(PAGE_WRITE_START_ADDR,FLASH_PAGE_SIZE);
|
||||
CFG_WRITE(PAGE_WRITE_START_ADDR,Default_cfg,MODULE_CFG_LEN );
|
||||
net->cmd = NET_MODULE_ACK_RESET ;
|
||||
len = sizeof(net_comm);
|
||||
printf("CMD_RESET*********************\n");
|
||||
return 1;
|
||||
default:
|
||||
return 0 ;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,90 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : ModuleConfig.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2022/06/10
|
||||
* Description : Module configuration related command codes
|
||||
* and configuration structures.
|
||||
*********************************************************************************
|
||||
* 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 __MODULECONFIG_H__
|
||||
#define __MODULECONFIG_H__
|
||||
|
||||
#include "debug.h"
|
||||
|
||||
/*Address where configuration information is stored*/
|
||||
#define PAGE_WRITE_START_ADDR ((uint32_t)0x0801FF00) /* Start from (128K - 256B) */
|
||||
#define PAGE_WRITE_END_ADDR ((uint32_t)0x08020000) /* End at 128K */
|
||||
#define FLASH_PAGE_SIZE 256
|
||||
|
||||
#define NET_MODULE_DATA_LENGTH 60 //Maximum length of the data area
|
||||
#define MODULE_CFG_LEN 44 //The length of configuration buff
|
||||
|
||||
/*Communication command code*/
|
||||
#define NET_MODULE_CMD_SET 0X01 //Configure module parameters
|
||||
#define NET_MODULE_CMD_GET 0X02 //Get module configuration
|
||||
#define NET_MODULE_CMD_RESET 0X03 //reset module
|
||||
#define NET_MODULE_CMD_SEARCH 0X04 //search module
|
||||
|
||||
/*ACK command code*/
|
||||
#define NET_MODULE_ACK_SET 0X81 //Respond to configuration command
|
||||
#define NET_MODULE_ACK_GET 0X82 //Response to get configure command
|
||||
#define NET_MODULE_ACK_RESET 0X83 //Respond to reset command
|
||||
#define NET_MODULE_ACK_SEARCH 0X84 //Respond to search commands
|
||||
|
||||
#define NET_MODULE_FLAG "WCHNET_MODULE" //identify the host computer communication
|
||||
#define checkcode1 0X11 //Identity configuration information
|
||||
#define checkcode2 0x22
|
||||
|
||||
/*communication structure*/
|
||||
typedef struct NET_COMM {
|
||||
/*The communication identifier,
|
||||
* because they are all communicated
|
||||
* by broadcasting, a fixed value is
|
||||
* added here.*/
|
||||
unsigned char flag[16];
|
||||
unsigned char cmd; //command header
|
||||
unsigned char id[6]; //ID, WCHNET MAC address
|
||||
unsigned char len; //data length
|
||||
unsigned char dat[NET_MODULE_DATA_LENGTH]; //data buffer
|
||||
}net_comm,*pnet_comm;
|
||||
|
||||
/*Module Communication Mode Identification*/
|
||||
#define NET_MODULE_TYPE_TCP_S 0X00 //TCP SERVER
|
||||
#define NET_MODULE_TYPE_TCP_C 0X01 //TCP CLIENT
|
||||
#define NET_MODULE_TYPE_UDP_S 0X02 //UDP SERVER
|
||||
#define NET_MODULE_TYPE_UDP_C 0X03 //UDP CLIENT
|
||||
#define NET_MODULE_TYPE_NONE 0X04 //no mode is enabled
|
||||
|
||||
/*Configuration structure*/
|
||||
typedef struct MODULE_CFG {
|
||||
unsigned char module_name[21]; //module name
|
||||
unsigned char type; //The module is in default mode (no mode is enabled by default)
|
||||
unsigned char src_ip[4]; //The IP address of the module
|
||||
unsigned char mask[4]; //The subnet mask of the module
|
||||
unsigned char getway[4]; //The gateway address of the module
|
||||
unsigned char src_port[2]; //Module source port
|
||||
unsigned char dest_ip[4]; //destination IP address
|
||||
unsigned char dest_port[2]; //destination port
|
||||
unsigned char cfg_flag[2]; //Verification code, used to verify configuration information
|
||||
}module_cfg,*pmodule_cfg;
|
||||
|
||||
extern u8 MACAddr[6];
|
||||
extern u8 brocastIp[4];
|
||||
extern u8 Configbuf[MODULE_CFG_LEN];
|
||||
extern u8 Default_cfg[MODULE_CFG_LEN];
|
||||
extern u16 brocastPort;
|
||||
extern pmodule_cfg CFG;
|
||||
|
||||
extern u8 ParseConfigbuf(u8 *buf);
|
||||
|
||||
extern void CFG_ERASE(uint32_t Page_Address, u32 Length );
|
||||
|
||||
extern void CFG_READ( u32 StartAddr, u8 *Buffer, u32 Length );
|
||||
|
||||
extern FLASH_Status CFG_WRITE( u32 StartAddr, u8 *Buffer, u32 Length );
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,41 @@
|
||||
/********************************** (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 +1,73 @@
|
||||
/********************************** (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"
|
||||
#include <wchnet.h>
|
||||
#include "eth_driver.h"
|
||||
|
||||
void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void ETH_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void TIM2_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)
|
||||
{
|
||||
printf("HardFault_Handler\r\n");
|
||||
printf("mcause:%08x\r\n",__get_MCAUSE());
|
||||
printf("mtval:%08x\r\n",__get_MTVAL());
|
||||
printf("mepc:%08x\r\n",__get_MEPC());
|
||||
while (1);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn ETH_IRQHandler
|
||||
*
|
||||
* @brief This function handles ETH exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void ETH_IRQHandler(void)
|
||||
{
|
||||
WCHNET_ETHIsr();
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn TIM2_IRQHandler
|
||||
*
|
||||
* @brief This function handles TIM2 exception.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void TIM2_IRQHandler(void)
|
||||
{
|
||||
WCHNET_TimeIsr(WCHNETTIMERPERIOD);
|
||||
TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
|
||||
}
|
||||
|
||||
@@ -0,0 +1,19 @@
|
||||
/********************************** (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 +1,436 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : main.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2022/01/18
|
||||
* 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
|
||||
ETH_CFG example, create a UDP Server to communicate with the host computer, configure WCHNET features,
|
||||
including parameters, and create a new communication.
|
||||
This example uses the software for the 1_Tool_Doc folder under "WCH NET Network Parameter Configuration Tool".
|
||||
|
||||
For details on the selection of engineering chips,
|
||||
please refer to the "CH32V20x Evaluation Board Manual" under the CH32V20xEVT\EVT\PUB folder.
|
||||
*/
|
||||
#include "string.h"
|
||||
#include "debug.h"
|
||||
#include "eth_driver.h"
|
||||
#include "ModuleConfig.h"
|
||||
|
||||
__attribute__((aligned(4))) u8 Default_cfg[MODULE_CFG_LEN]= { //Module default configuration
|
||||
'W','C','H','N','E','T','M','O','D','U','L','E',0,0,0,0,0,0,0,0,0, //module name
|
||||
NET_MODULE_TYPE_NONE, //The module is in default mode (no mode is enabled by default)
|
||||
192,168,1,10, //The IP address of the module
|
||||
255,255,255,0, //The subnet mask of the module
|
||||
192,168,1,1, //The gateway address of the module
|
||||
1000%256,1000/256, //Module source port
|
||||
192,168,1,100, //destination IP address
|
||||
1000%256,1000/256 , //destination port
|
||||
checkcode1,checkcode2 //Verification code, used to verify configuration information
|
||||
};
|
||||
|
||||
u8 sockFlag;
|
||||
u8 Configbuf[MODULE_CFG_LEN];
|
||||
pmodule_cfg CFG = (pmodule_cfg)Configbuf;
|
||||
|
||||
u8 MACAddr[6]; //MAC address
|
||||
u8 IPAddr[4]; //IP address
|
||||
u8 GWIPAddr[4]; //Gateway IP address
|
||||
u8 IPMask[4]; //subnet mask
|
||||
u8 DESIP[4]; //destination IP address
|
||||
|
||||
u8 SocketId; //socket id
|
||||
u8 SocketRecvBuf[WCHNET_MAX_SOCKET_NUM][RECE_BUF_LEN]; //socket data buff
|
||||
|
||||
/*Host computer communication parameters*/
|
||||
u8 brocastIp[4] = {255,255,255,255}; //Broadcast IP address, cannot be changed
|
||||
u16 brocastPort = 60000; //Host computer communication port
|
||||
u16 localPort = 50000; //local communication port
|
||||
u8 MyBuf[RECE_BUF_LEN];
|
||||
/*********************************************************************
|
||||
* @fn mStopIfError
|
||||
*
|
||||
* @brief check if error.
|
||||
*
|
||||
* @param iError - error constants.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void mStopIfError(u8 iError)
|
||||
{
|
||||
if (iError == WCHNET_ERR_SUCCESS)
|
||||
return;
|
||||
printf("Error: %02X\r\n", (u16) iError);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn TIM2_Init
|
||||
*
|
||||
* @brief Initializes TIM2.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void TIM2_Init( void )
|
||||
{
|
||||
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure={0};
|
||||
|
||||
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
|
||||
|
||||
TIM_TimeBaseStructure.TIM_Period = SystemCoreClock / 1000000 - 1;
|
||||
TIM_TimeBaseStructure.TIM_Prescaler = WCHNETTIMERPERIOD * 1000 - 1;
|
||||
TIM_TimeBaseStructure.TIM_ClockDivision = 0;
|
||||
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
|
||||
TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
|
||||
TIM_ITConfig(TIM2, TIM_IT_Update ,ENABLE);
|
||||
|
||||
TIM_Cmd(TIM2, ENABLE);
|
||||
TIM_ClearITPendingBit(TIM2, TIM_IT_Update );
|
||||
NVIC_EnableIRQ(TIM2_IRQn);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_UdpServerRecv
|
||||
*
|
||||
* @brief UDP Receive data function.
|
||||
*
|
||||
* @param socinf - socket information.
|
||||
* ipaddr - IP address
|
||||
* port - port
|
||||
* buf - data buff
|
||||
* len - data length
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_UdpServerRecv(struct _SCOK_INF *socinf,u32 ipaddr,u16 port,u8 *buf,u32 len)
|
||||
{
|
||||
u8 i;
|
||||
|
||||
i = ParseConfigbuf(buf) ; //Analytical data
|
||||
if(i){
|
||||
NVIC_SystemReset();
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_UdpSRecv
|
||||
*
|
||||
* @brief UDP data callback.
|
||||
*
|
||||
* @param socinf - socket information.
|
||||
* ipaddr - IP address
|
||||
* port - port
|
||||
* buf - data buff
|
||||
* len - data length
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_UdpSRecv(struct _SCOK_INF *socinf,u32 ipaddr,u16 port,u8 *buf,u32 len)
|
||||
{
|
||||
u8 ip_addr[4],i;
|
||||
|
||||
printf("ip:");
|
||||
for(i=0;i<4;i++){
|
||||
ip_addr[i] = ipaddr&0xff;
|
||||
printf("%-4d",ip_addr[i]);
|
||||
ipaddr = ipaddr>>8;
|
||||
}
|
||||
|
||||
printf("port=%-8d len=%-8d sockeid=%-4d\n",port,len,socinf->SockIndex);
|
||||
WCHNET_SocketUdpSendTo(socinf->SockIndex,buf,&len,ip_addr,port);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_Create_Communication_Socket
|
||||
*
|
||||
* @brief create socket.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_Create_Communication_Socket(void)
|
||||
{
|
||||
u8 i;
|
||||
u8 *desip = CFG->dest_ip;
|
||||
SOCK_INF TmpSocketInf;
|
||||
|
||||
memset((void *)&TmpSocketInf,0,sizeof(SOCK_INF));
|
||||
memcpy((void *)TmpSocketInf.IPAddr,desip,4);
|
||||
TmpSocketInf.DesPort = ((u16)CFG->dest_port[0]+(u16)CFG->dest_port[1]*256);
|
||||
TmpSocketInf.SourPort = ((u16)CFG->src_port[0]+(u16)CFG->src_port[1]*256);
|
||||
switch(CFG->type){
|
||||
case NET_MODULE_TYPE_TCP_S:
|
||||
TmpSocketInf.ProtoType = PROTO_TYPE_TCP;
|
||||
sockFlag= NET_MODULE_TYPE_TCP_S;
|
||||
break;
|
||||
case NET_MODULE_TYPE_TCP_C:
|
||||
TmpSocketInf.ProtoType = PROTO_TYPE_TCP;
|
||||
sockFlag= NET_MODULE_TYPE_TCP_C;
|
||||
break;
|
||||
case NET_MODULE_TYPE_UDP_S:
|
||||
TmpSocketInf.ProtoType = PROTO_TYPE_UDP;
|
||||
TmpSocketInf.AppCallBack = WCHNET_UdpSRecv;
|
||||
sockFlag= NET_MODULE_TYPE_UDP_S;
|
||||
break;
|
||||
case NET_MODULE_TYPE_UDP_C:
|
||||
TmpSocketInf.ProtoType = PROTO_TYPE_UDP;
|
||||
sockFlag= NET_MODULE_TYPE_UDP_C;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
TmpSocketInf.RecvStartPoint = (u32)SocketRecvBuf[1];
|
||||
TmpSocketInf.RecvBufLen = RECE_BUF_LEN ;
|
||||
i = WCHNET_SocketCreat(&SocketId,&TmpSocketInf);
|
||||
mStopIfError(i);
|
||||
switch(CFG->type){
|
||||
case NET_MODULE_TYPE_TCP_S:
|
||||
WCHNET_SocketListen(SocketId);
|
||||
printf("listening\n");
|
||||
break;
|
||||
case NET_MODULE_TYPE_TCP_C:
|
||||
WCHNET_SocketConnect(SocketId);
|
||||
printf("connecting\n");
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_CreateUdpSocket
|
||||
*
|
||||
* @brief Create UDP Socket
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_CreateUdpSocket(void)
|
||||
{
|
||||
u8 i;
|
||||
SOCK_INF TmpSocketInf;
|
||||
|
||||
memset((void *)&TmpSocketInf,0,sizeof(SOCK_INF));
|
||||
TmpSocketInf.SourPort = localPort;
|
||||
TmpSocketInf.ProtoType = PROTO_TYPE_UDP;
|
||||
TmpSocketInf.RecvStartPoint = (u32)SocketRecvBuf[0];
|
||||
TmpSocketInf.RecvBufLen = RECE_BUF_LEN ;
|
||||
TmpSocketInf.AppCallBack = WCHNET_UdpServerRecv;
|
||||
i = WCHNET_SocketCreat(&SocketId,&TmpSocketInf);
|
||||
printf("WCHNET_SocketCreat %d\r\n",SocketId);
|
||||
mStopIfError(i);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_DataLoopback
|
||||
*
|
||||
* @brief Data loopback function.
|
||||
*
|
||||
* @param id - socket id.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_DataLoopback(u8 id)
|
||||
{
|
||||
#if 1
|
||||
u8 i;
|
||||
u32 len;
|
||||
u32 endAddr = SocketInf[id].RecvStartPoint + SocketInf[id].RecvBufLen; //Receive buffer end address
|
||||
|
||||
if ((SocketInf[id].RecvReadPoint + SocketInf[id].RecvRemLen) > endAddr) { //Calculate the length of the received data
|
||||
len = endAddr - SocketInf[id].RecvReadPoint;
|
||||
}
|
||||
else {
|
||||
len = SocketInf[id].RecvRemLen;
|
||||
}
|
||||
i = WCHNET_SocketSend(id, (u8 *) SocketInf[id].RecvReadPoint, &len); //send data
|
||||
if (i == WCHNET_ERR_SUCCESS) {
|
||||
WCHNET_SocketRecv(id, NULL, &len); //Clear sent data
|
||||
}
|
||||
#else
|
||||
u32 len, totallen;
|
||||
u8 *p = MyBuf;
|
||||
|
||||
len = WCHNET_SocketRecvLen(id, NULL); //query length
|
||||
printf("Receive Len = %02x\n", len);
|
||||
WCHNET_SocketRecv(id, MyBuf, &len); //Read the data of the receive buffer into MyBuf
|
||||
totallen = len;
|
||||
while(1){
|
||||
len = totallen;
|
||||
WCHNET_SocketSend(id, p, &len); //Send the data
|
||||
totallen -= len; //Subtract the sent length from the total length
|
||||
p += len; //offset buffer pointer
|
||||
if(totallen)continue; //If the data is not sent, continue to send
|
||||
break; //After sending, exit
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_HandleSockInt
|
||||
*
|
||||
* @brief Socket Interrupt Handle
|
||||
*
|
||||
* @param socketid - socket id.
|
||||
* intstat - interrupt status
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_HandleSockInt(u8 socketid,u8 initstat)
|
||||
{
|
||||
if(initstat & SINT_STAT_RECV) //receive data
|
||||
{
|
||||
WCHNET_DataLoopback(socketid); //Data loopback
|
||||
}
|
||||
if(initstat & SINT_STAT_CONNECT) //connect successfully
|
||||
{
|
||||
if(sockFlag == NET_MODULE_TYPE_TCP_S){
|
||||
WCHNET_ModifyRecvBuf(socketid,(u32)SocketRecvBuf[socketid],RECE_BUF_LEN);
|
||||
}
|
||||
printf("TCP Connect Success\r\n");
|
||||
}
|
||||
if(initstat & SINT_STAT_DISCONNECT) //disconnect
|
||||
{
|
||||
printf("TCP Disconnect\r\n");
|
||||
WCHNET_Create_Communication_Socket();
|
||||
}
|
||||
if(initstat & SINT_STAT_TIM_OUT) //timeout disconnect
|
||||
{
|
||||
printf("TCP Timeout\r\n");
|
||||
WCHNET_Create_Communication_Socket();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn WCHNET_HandleGlobalInt
|
||||
*
|
||||
* @brief Global Interrupt Handle
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void WCHNET_HandleGlobalInt(void)
|
||||
{
|
||||
u8 intstat;
|
||||
u8 socketint;
|
||||
u16 i;
|
||||
|
||||
intstat = WCHNET_GetGlobalInt(); //get global interrupt flag
|
||||
if(intstat & GINT_STAT_UNREACH) //Unreachable interrupt
|
||||
{
|
||||
printf("GINT_STAT_UNREACH\r\n");
|
||||
}
|
||||
if(intstat & GINT_STAT_IP_CONFLI) //IP conflict
|
||||
{
|
||||
printf("GINT_STAT_IP_CONFLI\r\n");
|
||||
}
|
||||
if(intstat & GINT_STAT_PHY_CHANGE) //PHY status change
|
||||
{
|
||||
i = WCHNET_GetPHYStatus(); //socket related interrupt
|
||||
if(i&PHY_Linked_Status)
|
||||
printf("PHY Link Success\r\n");
|
||||
}
|
||||
if(intstat & GINT_STAT_SOCKET)
|
||||
{
|
||||
for(i = 0; i < WCHNET_MAX_SOCKET_NUM; i ++)
|
||||
{
|
||||
socketint = WCHNET_GetSocketInt(i);
|
||||
if(socketint)WCHNET_HandleSockInt(i,socketint);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn GPIOInit
|
||||
*
|
||||
* @brief GPIO initialize
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void GPIOInit(void)
|
||||
{
|
||||
GPIO_InitTypeDef GPIO_InitStructure = {0};
|
||||
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
|
||||
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
|
||||
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
|
||||
GPIO_Init(GPIOB, &GPIO_InitStructure);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn main
|
||||
*
|
||||
* @brief Main program
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
u8 i;
|
||||
|
||||
Delay_Init();
|
||||
USART_Printf_Init(115200); //USART initialize
|
||||
GPIOInit();
|
||||
printf("ETH_CFG\r\n");
|
||||
printf("SystemClk:%d\r\n",SystemCoreClock);
|
||||
printf("net version:%x\n",WCHNET_GetVer());
|
||||
if( WCHNET_LIB_VER != WCHNET_GetVer() ){
|
||||
printf("version error.\n");
|
||||
}
|
||||
/*After the button(PB6) is pressed, initialize WCHNET
|
||||
* and execute the default configuration*/
|
||||
if(GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_6) == 0) {
|
||||
Delay_Ms(100);
|
||||
if(GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_6) == 0){
|
||||
while(GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_6) == 0);
|
||||
CFG_ERASE(PAGE_WRITE_START_ADDR,FLASH_PAGE_SIZE);
|
||||
CFG_WRITE( PAGE_WRITE_START_ADDR,Default_cfg,MODULE_CFG_LEN );
|
||||
NVIC_SystemReset();
|
||||
}
|
||||
}
|
||||
|
||||
CFG_READ( PAGE_WRITE_START_ADDR,Configbuf,MODULE_CFG_LEN ); //Read the configuration information saved in the EEPROM
|
||||
/*If the information stored in the EEPROM is invalid,
|
||||
* or the WCHNET has not been configured by the host
|
||||
* computer, then initialize the WCHNET according to
|
||||
* the default configuration*/
|
||||
if((CFG->cfg_flag[0]!=checkcode1)||(CFG->cfg_flag[1]!=checkcode2)){ //Check whether the information in the EEPROM is valid
|
||||
CFG_ERASE(PAGE_WRITE_START_ADDR,FLASH_PAGE_SIZE);
|
||||
CFG_WRITE(PAGE_WRITE_START_ADDR,Default_cfg,MODULE_CFG_LEN );
|
||||
NVIC_SystemReset();
|
||||
}
|
||||
|
||||
WCHNET_GetMacAddr(MACAddr); //get the chip MAC address
|
||||
printf("mac addr:");
|
||||
for(i = 0; i < 6; i++)
|
||||
printf("%x ",MACAddr[i]);
|
||||
printf("\n");
|
||||
TIM2_Init();
|
||||
memcpy(IPAddr,CFG->src_ip,sizeof(CFG->src_ip));
|
||||
memcpy(GWIPAddr,CFG->getway,sizeof(CFG->getway));
|
||||
memcpy(IPMask,CFG->mask,sizeof(CFG->mask));
|
||||
i = ETH_LibInit(IPAddr,GWIPAddr,IPMask,MACAddr); //Ethernet library initialize
|
||||
mStopIfError(i);
|
||||
if(i == WCHNET_ERR_SUCCESS) printf("WCHNET_LibInit Success\r\n");
|
||||
WCHNET_CreateUdpSocket(); //Create UDP Socket
|
||||
if(CFG->type != NET_MODULE_TYPE_NONE){ //No mode is enabled by default
|
||||
WCHNET_Create_Communication_Socket(); //Create a socket configured by the host computer
|
||||
}
|
||||
|
||||
while(1)
|
||||
{
|
||||
/*Ethernet library main task function,
|
||||
* which needs to be called cyclically*/
|
||||
WCHNET_MainTask();
|
||||
/*Query the Ethernet global interrupt,
|
||||
* if there is an interrupt, call the global interrupt handler*/
|
||||
if(WCHNET_QueryGlobalInt())
|
||||
{
|
||||
WCHNET_HandleGlobalInt();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -0,0 +1,144 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : net_config.h
|
||||
* Author : WCH
|
||||
* Version : V1.30
|
||||
* Date : 2022/06/02
|
||||
* Description : This file contains the configurations of
|
||||
* Ethernet protocol stack library
|
||||
*********************************************************************************
|
||||
* 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 __NET_CONFIG_H__
|
||||
#define __NET_CONFIG_H__
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* socket configuration, IPRAW + UDP + TCP + TCP_LISTEN = number of sockets
|
||||
*/
|
||||
#define WCHNET_NUM_IPRAW 0 /* Number of IPRAW connections */
|
||||
|
||||
#define WCHNET_NUM_UDP 2 /* The number of UDP connections */
|
||||
|
||||
#define WCHNET_NUM_TCP 2 /* Number of TCP connections */
|
||||
|
||||
#define WCHNET_NUM_TCP_LISTEN 1 /* Number of TCP listening */
|
||||
|
||||
/* The number of sockets, the maximum is 31 */
|
||||
#define WCHNET_MAX_SOCKET_NUM (WCHNET_NUM_IPRAW+WCHNET_NUM_UDP+WCHNET_NUM_TCP+WCHNET_NUM_TCP_LISTEN)
|
||||
|
||||
#define WCHNET_TCP_MSS 1460 /* Size of TCP MSS*/
|
||||
|
||||
/*********************************************************************
|
||||
* MAC queue configuration
|
||||
*/
|
||||
#define ETH_TXBUFNB 1 /* The number of descriptors sent by the MAC */
|
||||
|
||||
#define ETH_RXBUFNB 4 /* Number of MAC received descriptors */
|
||||
|
||||
#ifndef ETH_MAX_PACKET_SIZE
|
||||
#define ETH_RX_BUF_SZE 1520 /* MAC receive buffer length, an integer multiple of 4 */
|
||||
#define ETH_TX_BUF_SZE 1520 /* MAC send buffer length, an integer multiple of 4 */
|
||||
#else
|
||||
#define ETH_RX_BUF_SZE ETH_MAX_PACKET_SIZE
|
||||
#define ETH_TX_BUF_SZE ETH_MAX_PACKET_SIZE
|
||||
#endif
|
||||
|
||||
/*********************************************************************
|
||||
* Functional configuration
|
||||
*/
|
||||
#define WCHNET_PING_ENABLE 1 /* PING is enabled, PING is enabled by default */
|
||||
|
||||
#define TCP_RETRY_COUNT 20 /* The number of TCP retransmissions, the default value is 20 */
|
||||
|
||||
#define TCP_RETRY_PERIOD 10 /* TCP retransmission period, the default value is 10, the unit is 50ms */
|
||||
|
||||
#define SOCKET_SEND_RETRY 1 /* Send failed retry configuration, 1: enable, 0: disable */
|
||||
|
||||
#define CFG0_TCP_SEND_COPY 1 /* TCP send buffer copy, 1: copy, 0: not copy */
|
||||
|
||||
#define CFG0_TCP_RECV_COPY 1 /* TCP receive replication optimization, internal debugging use */
|
||||
|
||||
#define CFG0_TCP_OLD_DELETE 0 /* Delete oldest TCP connection, 1: enable, 0: disable */
|
||||
|
||||
/*********************************************************************
|
||||
* Memory related configuration
|
||||
*/
|
||||
/*If a single socket cannot reach full speed,
|
||||
* try to increase RECE_BUF_LEN to (WCHNET_TCP_MSS*4)
|
||||
* and increase WCHNET_NUM_TCP_SEG to (WCHNET_NUM_TCP*4)*/
|
||||
#define RECE_BUF_LEN (WCHNET_TCP_MSS*2) /* socket receive buffer size */
|
||||
|
||||
#define WCHNET_NUM_PBUF (WCHNET_MAX_SOCKET_NUM+WCHNET_NUM_TCP) /* Number of PBUF structures */
|
||||
|
||||
#define WCHNET_NUM_TCP_SEG (WCHNET_NUM_TCP*2) /* The number of TCP segments used to send */
|
||||
|
||||
#define WCHNET_MEM_HEAP_SIZE (((WCHNET_TCP_MSS+0x10+54)*WCHNET_NUM_TCP_SEG)+ETH_TX_BUF_SZE+64) /* memory heap size */
|
||||
|
||||
#define WCHNET_NUM_ARP_TABLE 50 /* Number of ARP lists */
|
||||
|
||||
#define WCHNET_NUM_IP_REASSDATA 4 /* Number of IP segments */
|
||||
|
||||
#define CFG0_IP_REASS_PBUFS 4 /* Number of reassembled IP PBUFs */
|
||||
|
||||
#define WCHNET_MEM_ALIGNMENT 4 /* 4 byte alignment */
|
||||
|
||||
#define WCHNET_NUM_POOL_BUF (WCHNET_NUM_TCP*2+2) /* The number of POOL BUFs, the number of receive queues */
|
||||
|
||||
/* Check the configuration of the SOCKET quantity */
|
||||
#if( WCHNET_NUM_TCP_LISTEN && !WCHNET_NUM_TCP )
|
||||
#error "WCHNET_NUM_TCP Error)"
|
||||
#endif
|
||||
/* Check byte alignment must be a multiple of 4 */
|
||||
#if((WCHNET_MEM_ALIGNMENT % 4) || (WCHNET_MEM_ALIGNMENT == 0))
|
||||
#error "WCHNET_MEM_ALIGNMENT Error,Please Config WCHNET_MEM_ALIGNMENT = 4 * N, N >=1"
|
||||
#endif
|
||||
/* TCP maximum segment length */
|
||||
#if((WCHNET_TCP_MSS > 1460) || (WCHNET_TCP_MSS < 60))
|
||||
#error "WCHNET_TCP_MSS Error,Please Config WCHNET_TCP_MSS >= 60 && WCHNET_TCP_MSS <= 1460"
|
||||
#endif
|
||||
/* Number of ARP cache tables */
|
||||
#if((WCHNET_NUM_ARP_TABLE > 0X7F) || (WCHNET_NUM_ARP_TABLE < 1))
|
||||
#error "WCHNET_NUM_ARP_TABLE Error,Please Config WCHNET_NUM_ARP_TABLE >= 1 && WCHNET_NUM_ARP_TABLE <= 0X7F"
|
||||
#endif
|
||||
/* Check POOL BUF configuration */
|
||||
#if(WCHNET_NUM_POOL_BUF < 1)
|
||||
#error "WCHNET_NUM_POOL_BUF Error,Please Config WCHNET_NUM_POOL_BUF >= 1"
|
||||
#endif
|
||||
/* Check PBUF structure configuration */
|
||||
#if(WCHNET_NUM_PBUF < 1)
|
||||
#error "WCHNET_NUM_PBUF Error,Please Config WCHNET_NUM_PBUF >= 1"
|
||||
#endif
|
||||
/* Check IP Assignment Configuration */
|
||||
#if((WCHNET_NUM_IP_REASSDATA > 10) || (WCHNET_NUM_IP_REASSDATA < 1))
|
||||
#error "WCHNET_NUM_IP_REASSDATA Error,Please Config WCHNET_NUM_IP_REASSDATA < 10 && WCHNET_NUM_IP_REASSDATA >= 1 "
|
||||
#endif
|
||||
/* Check the number of reassembled IP PBUFs */
|
||||
#if(WCHNET_IP_REASS_PBUFS > WCHNET_NUM_POOL_BUF)
|
||||
#error "WCHNET_IP_REASS_PBUFS Error,Please Config WCHNET_IP_REASS_PBUFS < WCHNET_NUM_POOL_BUF"
|
||||
#endif
|
||||
|
||||
#if(WCHNETTIMERPERIOD > 50)
|
||||
#error "WCHNETTIMERPERIOD Error,Please Config WCHNETTIMERPERIOD < 50"
|
||||
#endif
|
||||
|
||||
/* Configuration value 0 */
|
||||
#define WCHNET_MISC_CONFIG0 (((CFG0_TCP_SEND_COPY) << 0) |\
|
||||
((CFG0_TCP_RECV_COPY) << 1) |\
|
||||
((CFG0_TCP_OLD_DELETE) << 2) |\
|
||||
((CFG0_IP_REASS_PBUFS) << 3) )
|
||||
/* Configuration value 1 */
|
||||
#define WCHNET_MISC_CONFIG1 (((WCHNET_MAX_SOCKET_NUM)<<0)|\
|
||||
((WCHNET_PING_ENABLE) << 13) |\
|
||||
((TCP_RETRY_COUNT) << 14) |\
|
||||
((TCP_RETRY_PERIOD) << 19) |\
|
||||
((SOCKET_SEND_RETRY) << 25) )
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
#endif
|
||||
@@ -0,0 +1,990 @@
|
||||
/********************************** (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 */
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user