first submission
This commit is contained in:
qiyongshuang
@@ -0,0 +1,170 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : hw_config.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : USB 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.
|
||||
*******************************************************************************/
|
||||
#include "usb_lib.h"
|
||||
#include "usb_prop.h"
|
||||
#include "usb_desc.h"
|
||||
#include "usb_istr.h"
|
||||
#include "hw_config.h"
|
||||
#include "usb_pwr.h"
|
||||
#include "string.h"
|
||||
#include "stdarg.h"
|
||||
#include "stdio.h"
|
||||
|
||||
|
||||
void USBWakeUp_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
void USB_LP_CAN1_RX0_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBWakeUp_IRQHandler
|
||||
*
|
||||
* @brief This function handles USB wake up exception.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void USBWakeUp_IRQHandler(void)
|
||||
{
|
||||
EXTI_ClearITPendingBit(EXTI_Line18);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USB_LP_CAN1_RX0_IRQHandler
|
||||
*
|
||||
* @brief This function handles USB exception.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void USB_LP_CAN1_RX0_IRQHandler(void)
|
||||
{
|
||||
USB_Istr();
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn Set_USBConfig
|
||||
*
|
||||
* @brief Set_USBConfig .
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void Set_USBConfig( )
|
||||
{
|
||||
if( SystemCoreClock == 144000000 )
|
||||
{
|
||||
RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div3 );
|
||||
}
|
||||
else if( SystemCoreClock == 96000000 )
|
||||
{
|
||||
RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div2 );
|
||||
}
|
||||
else if( SystemCoreClock == 48000000 )
|
||||
{
|
||||
RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div1 );
|
||||
}
|
||||
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USB, ENABLE);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn Enter_LowPowerMode
|
||||
*
|
||||
* @brief Enter low power mode.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void Enter_LowPowerMode(void)
|
||||
{
|
||||
printf("usb enter low power mode\r\n");
|
||||
bDeviceState=SUSPENDED;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn Leave_LowPowerMode
|
||||
*
|
||||
* @brief Leave low power mode.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void Leave_LowPowerMode(void)
|
||||
{
|
||||
DEVICE_INFO *pInfo=&Device_Info;
|
||||
printf("usb leave low power mode\r\n");
|
||||
if (pInfo->Current_Configuration!=0)bDeviceState=CONFIGURED;
|
||||
else bDeviceState = ATTACHED;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USB_Interrupts_Config
|
||||
*
|
||||
* @brief Configrate USB interrupt.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void USB_Interrupts_Config(void)
|
||||
{
|
||||
NVIC_InitTypeDef NVIC_InitStructure;
|
||||
EXTI_InitTypeDef EXTI_InitStructure;
|
||||
|
||||
EXTI_ClearITPendingBit(EXTI_Line18);
|
||||
EXTI_InitStructure.EXTI_Line = EXTI_Line18;
|
||||
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
|
||||
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
|
||||
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
|
||||
EXTI_Init(&EXTI_InitStructure);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = USB_LP_CAN1_RX0_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
|
||||
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
||||
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
|
||||
NVIC_InitStructure.NVIC_IRQChannel = USBWakeUp_IRQn;
|
||||
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
|
||||
NVIC_Init(&NVIC_InitStructure);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USB_Port_Set
|
||||
*
|
||||
* @brief Set USB IO port.
|
||||
*
|
||||
* @param NewState: DISABLE or ENABLE.
|
||||
* Pin_In_IPU: Enables or Disables intenal pull-up resistance.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
void USB_Port_Set(FunctionalState NewState, FunctionalState Pin_In_IPU)
|
||||
{
|
||||
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
|
||||
|
||||
if(NewState) {
|
||||
_SetCNTR(_GetCNTR()&(~(1<<1)));
|
||||
GPIOA->CFGHR&=0XFFF00FFF;
|
||||
GPIOA->OUTDR&=~(3<<11); //PA11/12=0
|
||||
GPIOA->CFGHR|=0X00044000; //float
|
||||
}
|
||||
else
|
||||
{
|
||||
_SetCNTR(_GetCNTR()|(1<<1));
|
||||
GPIOA->CFGHR&=0XFFF00FFF;
|
||||
GPIOA->OUTDR&=~(3<<11); //PA11/12=0
|
||||
GPIOA->CFGHR|=0X00033000; // LOW
|
||||
}
|
||||
|
||||
if(Pin_In_IPU) (EXTEN->EXTEN_CTR) |= EXTEN_USBD_PU_EN;
|
||||
else (EXTEN->EXTEN_CTR) &= ~EXTEN_USBD_PU_EN;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,38 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : hw_config.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : Configuration file for USB.
|
||||
*********************************************************************************
|
||||
* 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 __HW_CONFIG_H
|
||||
#define __HW_CONFIG_H
|
||||
|
||||
#include "usb_type.h"
|
||||
|
||||
#ifdef DEBUG
|
||||
#define printf_usb(X...) printf(X)
|
||||
#else
|
||||
#define printf_usb(X...)
|
||||
#endif
|
||||
|
||||
|
||||
void Set_USBConfig(void);
|
||||
void Enter_LowPowerMode(void);
|
||||
void Leave_LowPowerMode(void);
|
||||
void USB_Interrupts_Config(void);
|
||||
void USB_Port_Set(FunctionalState NewState, FunctionalState Pin_In_IPU);
|
||||
|
||||
#endif /* __HW_CONFIG_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,76 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_conf.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : This file contains all the functions prototypes for the
|
||||
* USB configration firmware 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 __USB_CONF_H
|
||||
#define __USB_CONF_H
|
||||
|
||||
|
||||
#define EP_NUM (4)
|
||||
|
||||
/* Buffer Description Table */
|
||||
/* buffer table base address */
|
||||
/* buffer table base address */
|
||||
#define BTABLE_ADDRESS (0x00)
|
||||
|
||||
/* EP0 */
|
||||
/* rx/tx buffer base address */
|
||||
#define ENDP0_RXADDR (0x40)
|
||||
#define ENDP0_TXADDR (0x80)
|
||||
|
||||
/* EP1 */
|
||||
/* tx buffer base address */
|
||||
|
||||
#define ENDP2_TXADDR (0xC0)
|
||||
#define ENDP3_RXADDR (ENDP2_TXADDR + 0x40)
|
||||
|
||||
/* ISTR events */
|
||||
/* IMR_MSK */
|
||||
/* mask defining which events has to be handled */
|
||||
/* by the device application software */
|
||||
#define IMR_MSK (CNTR_CTRM | CNTR_WKUPM | CNTR_SUSPM | CNTR_ERRM | CNTR_SOFM \
|
||||
| CNTR_ESOFM | CNTR_RESETM )
|
||||
|
||||
/* #define CTR_CALLBACK */
|
||||
/* #define DOVR_CALLBACK */
|
||||
/* #define ERR_CALLBACK */
|
||||
/* #define WKUP_CALLBACK */
|
||||
/* #define SUSP_CALLBACK */
|
||||
/* #define RESET_CALLBAC K*/
|
||||
/* #define SOF_CALLBACK */
|
||||
/* #define ESOF_CALLBACK */
|
||||
|
||||
|
||||
/* CTR service routines */
|
||||
/* associated to defined endpoints */
|
||||
#define EP1_IN_Callback NOP_Process
|
||||
//#define EP2_IN_Callback NOP_Process
|
||||
#define EP3_IN_Callback NOP_Process
|
||||
#define EP4_IN_Callback NOP_Process
|
||||
#define EP5_IN_Callback NOP_Process
|
||||
#define EP6_IN_Callback NOP_Process
|
||||
#define EP7_IN_Callback NOP_Process
|
||||
|
||||
#define EP1_OUT_Callback NOP_Process
|
||||
#define EP2_OUT_Callback NOP_Process
|
||||
//#define EP3_OUT_Callback NOP_Process
|
||||
#define EP4_OUT_Callback NOP_Process
|
||||
#define EP5_OUT_Callback NOP_Process
|
||||
#define EP6_OUT_Callback NOP_Process
|
||||
#define EP7_OUT_Callback NOP_Process
|
||||
|
||||
#endif /* __USB_CONF_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,107 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_desc.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2022/11/25
|
||||
* Description : USB Descriptors.
|
||||
*********************************************************************************
|
||||
* 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 "usb_lib.h"
|
||||
#include "usb_desc.h"
|
||||
|
||||
/* USB Device Descriptors */
|
||||
const uint8_t USBD_DeviceDescriptor[] =
|
||||
{
|
||||
0x12, // bLength
|
||||
0x01, // bDescriptorType (Device)
|
||||
0x00, 0x02, // bcdUSB 2.00
|
||||
0x00, // bDeviceClass (Use class information in the Interface Descriptors)
|
||||
0x00, // bDeviceSubClass
|
||||
0x00, // bDeviceProtocol
|
||||
0x40, // bMaxPacketSize0 64
|
||||
0x86, 0x1A, // idVendor 0x1A86
|
||||
0x11, 0xFE, // idProduct 0xFE11
|
||||
DEF_PROG_VERSION, 0x00, // bcdDevice 0.00
|
||||
0x01, // iManufacturer (String Index)
|
||||
0x02, // iProduct (String Index)
|
||||
0x00, // iSerialNumber (String Index)
|
||||
0x01, // bNumConfigurations 1
|
||||
};
|
||||
|
||||
/* USB Configration Descriptors */
|
||||
const uint8_t USBD_ConfigDescriptor[] =
|
||||
{
|
||||
/* Configuration Descriptor */
|
||||
0x09, // bLength
|
||||
0x02, // bDescriptorType (Configuration)
|
||||
0x20, 0x00, // wTotalLength 32
|
||||
0x01, // bNumInterfaces 1
|
||||
0x01, // bConfigurationValue
|
||||
0x00, // iConfiguration (String Index)
|
||||
0x80, // bmAttributes
|
||||
0x32, // bMaxPower 100mA
|
||||
|
||||
/*****************************************************************/
|
||||
/* Interface Descriptor(CDROM) */
|
||||
0x09, // bLength
|
||||
0x04, // bDescriptorType (Interface)
|
||||
0x00, // bInterfaceNumber 0
|
||||
0x00, // bAlternateSetting
|
||||
0x02, // bNumEndpoints 2
|
||||
0x08, // bInterfaceClass
|
||||
0x06, // bInterfaceSubClass
|
||||
0x50, // bInterfaceProtocol
|
||||
0x00, // iInterface (String Index)
|
||||
|
||||
/* Endpoint Descriptor */
|
||||
0x07, // bLength
|
||||
0x05, // bDescriptorType (Endpoint)
|
||||
0x82, // bEndpointAddress (IN/D2H)
|
||||
0x02, // bmAttributes (Bulk)
|
||||
0x40, 0x00, // wMaxPacketSize 64
|
||||
0x00, // bInterval 0 (unit depends on device speed)
|
||||
|
||||
/* Endpoint Descriptor */
|
||||
0x07, // bLength
|
||||
0x05, // bDescriptorType (Endpoint)
|
||||
0x03, // bEndpointAddress (OUT/H2D)
|
||||
0x02, // bmAttributes (Bulk)
|
||||
0x40, 0x00, // wMaxPacketSize 64
|
||||
0x00, // bInterval 0 (unit depends on device speed)
|
||||
};
|
||||
|
||||
/* USB String Descriptors */
|
||||
const uint8_t USBD_StringLangID[USBD_SIZE_STRING_LANGID] = {
|
||||
USBD_SIZE_STRING_LANGID,
|
||||
USB_STRING_DESCRIPTOR_TYPE,
|
||||
0x09,
|
||||
0x04
|
||||
};
|
||||
|
||||
/* USB Device String Vendor */
|
||||
const uint8_t USBD_StringVendor[USBD_SIZE_STRING_VENDOR] = {
|
||||
USBD_SIZE_STRING_VENDOR,
|
||||
USB_STRING_DESCRIPTOR_TYPE,
|
||||
'w',0,'c',0,'h',0,'.',0,'c',0,'n',0
|
||||
};
|
||||
|
||||
/* USB Device String Product */
|
||||
const uint8_t USBD_StringProduct[USBD_SIZE_STRING_PRODUCT] = {
|
||||
USBD_SIZE_STRING_PRODUCT,
|
||||
USB_STRING_DESCRIPTOR_TYPE,
|
||||
'C',0,'H',0,'2',0,'0',0,'x',0,'C',0,'D',0,'-',0,'R',0,'O',0,'M',0,
|
||||
};
|
||||
|
||||
/* USB Device String Serial */
|
||||
const uint8_t USBD_StringSerial[USBD_SIZE_STRING_SERIAL] = {
|
||||
USBD_SIZE_STRING_SERIAL,
|
||||
USB_STRING_DESCRIPTOR_TYPE,
|
||||
'W', 0, 'C', 0, 'H', 0, '3', 0, '2', 0
|
||||
};
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,51 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_desc.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : This file contains all the functions prototypes for the
|
||||
* USB description firmware 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 __USB_DESC_H
|
||||
#define __USB_DESC_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include "ch32v20x.h"
|
||||
|
||||
#define DEF_PROG_VERSION 0x01
|
||||
|
||||
#define USB_DEVICE_DESCRIPTOR_TYPE 0x01
|
||||
#define USB_CONFIGURATION_DESCRIPTOR_TYPE 0x02
|
||||
#define USB_STRING_DESCRIPTOR_TYPE 0x03
|
||||
#define USB_INTERFACE_DESCRIPTOR_TYPE 0x04
|
||||
#define USB_ENDPOINT_DESCRIPTOR_TYPE 0x05
|
||||
|
||||
#define DEF_USBD_UEP0_SIZE 64
|
||||
#define DEF_USBD_MAX_PACK_SIZE 64
|
||||
|
||||
#define USBD_SIZE_DEVICE_DESC 18
|
||||
#define USBD_SIZE_CONFIG_DESC 32
|
||||
#define USBD_SIZE_STRING_LANGID 4
|
||||
#define USBD_SIZE_STRING_VENDOR 14
|
||||
#define USBD_SIZE_STRING_PRODUCT 24
|
||||
#define USBD_SIZE_STRING_SERIAL 26
|
||||
|
||||
extern const uint8_t USBD_DeviceDescriptor[USBD_SIZE_DEVICE_DESC];
|
||||
extern const uint8_t USBD_ConfigDescriptor[USBD_SIZE_CONFIG_DESC];
|
||||
extern const uint8_t USBD_StringLangID [USBD_SIZE_STRING_LANGID];
|
||||
extern const uint8_t USBD_StringVendor [USBD_SIZE_STRING_VENDOR];
|
||||
extern const uint8_t USBD_StringProduct[USBD_SIZE_STRING_PRODUCT];
|
||||
extern const uint8_t USBD_StringSerial [USBD_SIZE_STRING_SERIAL];
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __USB_DESC_H */
|
||||
@@ -0,0 +1,48 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_endp.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : Endpoint 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 <SW_CDROM.h>
|
||||
#include "usb_lib.h"
|
||||
#include "usb_desc.h"
|
||||
#include "usb_mem.h"
|
||||
#include "hw_config.h"
|
||||
#include "usb_istr.h"
|
||||
#include "usb_pwr.h"
|
||||
#include "usb_prop.h"
|
||||
|
||||
uint16_t USB_Rx_Cnt = 0;
|
||||
__attribute__ ((aligned(4))) uint8_t CDROM_EP3_Pack_Buffer[DEF_CDROM_PACK_64];
|
||||
|
||||
/*********************************************************************
|
||||
* @fn EP2_IN_Callback
|
||||
*
|
||||
* @brief Endpoint 2 IN.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void EP2_IN_Callback (void)
|
||||
{
|
||||
CDROM_In_EP_Deal( );
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn EP3_OUT_Callback
|
||||
*
|
||||
* @brief Endpoint 3 OUT.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void EP3_OUT_Callback (void)
|
||||
{
|
||||
USB_Rx_Cnt = USB_SIL_Read(ENDP3, CDROM_EP3_Pack_Buffer);
|
||||
CDROM_Out_EP_Deal( CDROM_EP3_Pack_Buffer, USB_Rx_Cnt );
|
||||
SetEPRxValid(ENDP3);
|
||||
}
|
||||
@@ -0,0 +1,196 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_istr.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.1
|
||||
* Date : 2022/12/28
|
||||
* Description : ISTR events 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 "usb_lib.h"
|
||||
#include "usb_prop.h"
|
||||
#include "usb_pwr.h"
|
||||
#include "usb_istr.h"
|
||||
|
||||
uint16_t Ep0RxBlks;
|
||||
|
||||
/* Private variables */
|
||||
__IO uint16_t wIstr;
|
||||
__IO uint8_t bIntPackSOF = 0;
|
||||
__IO uint32_t esof_counter =0;
|
||||
__IO uint32_t wCNTR=0;
|
||||
|
||||
/* function pointers to non-control endpoints service routines */
|
||||
void (*pEpInt_IN[7])(void) ={
|
||||
EP1_IN_Callback,
|
||||
EP2_IN_Callback,
|
||||
EP3_IN_Callback,
|
||||
EP4_IN_Callback,
|
||||
EP5_IN_Callback,
|
||||
EP6_IN_Callback,
|
||||
EP7_IN_Callback,
|
||||
};
|
||||
|
||||
void (*pEpInt_OUT[7])(void) ={
|
||||
EP1_OUT_Callback,
|
||||
EP2_OUT_Callback,
|
||||
EP3_OUT_Callback,
|
||||
EP4_OUT_Callback,
|
||||
EP5_OUT_Callback,
|
||||
EP6_OUT_Callback,
|
||||
EP7_OUT_Callback,
|
||||
};
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USB_Istr
|
||||
*
|
||||
* @brief ISTR events interrupt service routine
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USB_Istr(void)
|
||||
{
|
||||
uint32_t i=0;
|
||||
__IO uint32_t EP[8];
|
||||
if ((*_pEPRxCount(0) & 0xFC00 )!= Ep0RxBlks)
|
||||
{
|
||||
*_pEPRxCount(0) |= (Ep0RxBlks & 0xFC00);
|
||||
}
|
||||
wIstr = _GetISTR();
|
||||
#if (IMR_MSK & ISTR_SOF)
|
||||
if (wIstr & ISTR_SOF & wInterrupt_Mask)
|
||||
{
|
||||
_SetISTR((uint16_t)CLR_SOF);
|
||||
bIntPackSOF++;
|
||||
|
||||
#ifdef SOF_CALLBACK
|
||||
SOF_Callback();
|
||||
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
#if (IMR_MSK & ISTR_CTR)
|
||||
if (wIstr & ISTR_CTR & wInterrupt_Mask)
|
||||
{
|
||||
CTR_LP();
|
||||
#ifdef CTR_CALLBACK
|
||||
CTR_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
|
||||
#if (IMR_MSK & ISTR_RESET)
|
||||
if (wIstr & ISTR_RESET & wInterrupt_Mask)
|
||||
{
|
||||
_SetISTR((uint16_t)CLR_RESET);
|
||||
Device_Property.Reset();
|
||||
|
||||
#ifdef RESET_CALLBACK
|
||||
RESET_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
|
||||
#if (IMR_MSK & ISTR_DOVR)
|
||||
if (wIstr & ISTR_DOVR & wInterrupt_Mask)
|
||||
{
|
||||
_SetISTR((uint16_t)CLR_DOVR);
|
||||
#ifdef DOVR_CALLBACK
|
||||
DOVR_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
|
||||
#if (IMR_MSK & ISTR_ERR)
|
||||
if (wIstr & ISTR_ERR & wInterrupt_Mask)
|
||||
{
|
||||
_SetISTR((uint16_t)CLR_ERR);
|
||||
#ifdef ERR_CALLBACK
|
||||
ERR_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
|
||||
#if (IMR_MSK & ISTR_WKUP)
|
||||
if (wIstr & ISTR_WKUP & wInterrupt_Mask)
|
||||
{
|
||||
_SetISTR((uint16_t)CLR_WKUP);
|
||||
Resume(RESUME_EXTERNAL);
|
||||
#ifdef WKUP_CALLBACK
|
||||
WKUP_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
#if (IMR_MSK & ISTR_SUSP)
|
||||
if (wIstr & ISTR_SUSP & wInterrupt_Mask)
|
||||
{
|
||||
if (fSuspendEnabled)
|
||||
{
|
||||
Suspend();
|
||||
}
|
||||
else
|
||||
{
|
||||
Resume(RESUME_LATER);
|
||||
}
|
||||
_SetISTR((uint16_t)CLR_SUSP);
|
||||
#ifdef SUSP_CALLBACK
|
||||
SUSP_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
|
||||
#if (IMR_MSK & ISTR_ESOF)
|
||||
if (wIstr & ISTR_ESOF & wInterrupt_Mask)
|
||||
{
|
||||
_SetISTR((uint16_t)CLR_ESOF);
|
||||
|
||||
if ((_GetFNR()&FNR_RXDP)!=0)
|
||||
{
|
||||
esof_counter ++;
|
||||
|
||||
if ((esof_counter >3)&&((_GetCNTR()&CNTR_FSUSP)==0))
|
||||
{
|
||||
|
||||
wCNTR = _GetCNTR();
|
||||
|
||||
for (i=0;i<8;i++) EP[i] = _GetENDPOINT(i);
|
||||
|
||||
wCNTR|=CNTR_FRES;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
wCNTR&=~CNTR_FRES;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
while((_GetISTR()&ISTR_RESET) == 0);
|
||||
|
||||
_SetISTR((uint16_t)CLR_RESET);
|
||||
|
||||
for (i=0;i<8;i++)
|
||||
_SetENDPOINT(i, EP[i]);
|
||||
|
||||
esof_counter = 0;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
esof_counter = 0;
|
||||
}
|
||||
|
||||
Resume(RESUME_ESOF);
|
||||
|
||||
#ifdef ESOF_CALLBACK
|
||||
ESOF_Callback();
|
||||
#endif
|
||||
}
|
||||
#endif
|
||||
} /* USB_Istr */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,77 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_istr.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : This file includes the peripherals header files in the
|
||||
* user application.
|
||||
*********************************************************************************
|
||||
* 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 __USB_ISTR_H
|
||||
#define __USB_ISTR_H
|
||||
|
||||
#include "usb_conf.h"
|
||||
|
||||
|
||||
void USB_Istr(void);
|
||||
void EP1_IN_Callback(void);
|
||||
void EP2_IN_Callback(void);
|
||||
void EP3_IN_Callback(void);
|
||||
void EP4_IN_Callback(void);
|
||||
void EP5_IN_Callback(void);
|
||||
void EP6_IN_Callback(void);
|
||||
void EP7_IN_Callback(void);
|
||||
|
||||
void EP1_OUT_Callback(void);
|
||||
void EP2_OUT_Callback(void);
|
||||
void EP3_OUT_Callback(void);
|
||||
void EP4_OUT_Callback(void);
|
||||
void EP5_OUT_Callback(void);
|
||||
void EP6_OUT_Callback(void);
|
||||
void EP7_OUT_Callback(void);
|
||||
|
||||
#ifdef CTR_CALLBACK
|
||||
void CTR_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef DOVR_CALLBACK
|
||||
void DOVR_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef ERR_CALLBACK
|
||||
void ERR_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef WKUP_CALLBACK
|
||||
void WKUP_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef SUSP_CALLBACK
|
||||
void SUSP_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef RESET_CALLBACK
|
||||
void RESET_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef SOF_CALLBACK
|
||||
void SOF_Callback(void);
|
||||
#endif
|
||||
|
||||
#ifdef ESOF_CALLBACK
|
||||
void ESOF_Callback(void);
|
||||
#endif
|
||||
|
||||
|
||||
#endif /*__USB_ISTR_H*/
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,358 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_prop.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : USB Processing
|
||||
*********************************************************************************
|
||||
* 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 "usb_lib.h"
|
||||
#include "usb_conf.h"
|
||||
#include "usb_prop.h"
|
||||
#include "usb_desc.h"
|
||||
#include "usb_pwr.h"
|
||||
#include "hw_config.h"
|
||||
|
||||
|
||||
uint8_t Request = 0;
|
||||
volatile uint8_t CDROM_Max_Lun = 0;
|
||||
|
||||
DEVICE Device_Table =
|
||||
{
|
||||
EP_NUM,
|
||||
1
|
||||
};
|
||||
|
||||
DEVICE_PROP Device_Property =
|
||||
{
|
||||
USBD_init,
|
||||
USBD_Reset,
|
||||
USBD_Status_In,
|
||||
USBD_Status_Out,
|
||||
USBD_Data_Setup,
|
||||
USBD_NoData_Setup,
|
||||
USBD_Get_Interface_Setting,
|
||||
USBD_GetDeviceDescriptor,
|
||||
USBD_GetConfigDescriptor,
|
||||
USBD_GetStringDescriptor,
|
||||
0,
|
||||
DEF_USBD_UEP0_SIZE
|
||||
};
|
||||
|
||||
USER_STANDARD_REQUESTS User_Standard_Requests =
|
||||
{
|
||||
USBD_GetConfiguration,
|
||||
USBD_SetConfiguration,
|
||||
USBD_GetInterface,
|
||||
USBD_SetInterface,
|
||||
USBD_GetStatus,
|
||||
USBD_ClearFeature,
|
||||
USBD_SetEndPointFeature,
|
||||
USBD_SetDeviceFeature,
|
||||
USBD_SetDeviceAddress
|
||||
};
|
||||
|
||||
ONE_DESCRIPTOR Device_Descriptor =
|
||||
{
|
||||
(uint8_t*)USBD_DeviceDescriptor,
|
||||
USBD_SIZE_DEVICE_DESC
|
||||
};
|
||||
|
||||
ONE_DESCRIPTOR Config_Descriptor =
|
||||
{
|
||||
(uint8_t*)USBD_ConfigDescriptor,
|
||||
USBD_SIZE_CONFIG_DESC
|
||||
};
|
||||
|
||||
ONE_DESCRIPTOR String_Descriptor[4] =
|
||||
{
|
||||
{(uint8_t*)USBD_StringLangID, USBD_SIZE_STRING_LANGID},
|
||||
{(uint8_t*)USBD_StringVendor, USBD_SIZE_STRING_VENDOR},
|
||||
{(uint8_t*)USBD_StringProduct,USBD_SIZE_STRING_PRODUCT},
|
||||
{(uint8_t*)USBD_StringSerial, USBD_SIZE_STRING_SERIAL}
|
||||
};
|
||||
|
||||
|
||||
/*********************************************************************
|
||||
* @fn USBD_SetConfiguration.
|
||||
*
|
||||
* @brief Update the device state to configured.
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USBD_SetConfiguration(void)
|
||||
{
|
||||
DEVICE_INFO *pInfo = &Device_Info;
|
||||
|
||||
if (pInfo->Current_Configuration != 0)
|
||||
{
|
||||
bDeviceState = CONFIGURED;
|
||||
}
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_SetDeviceAddress.
|
||||
*
|
||||
* @brief Update the device state to addressed.
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USBD_SetDeviceAddress (void)
|
||||
{
|
||||
bDeviceState = ADDRESSED;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn USBD_SetDeviceFeature.
|
||||
*
|
||||
* @brief SetDeviceFeature Routine.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void USBD_SetDeviceFeature (void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn USBD_ClearFeature.
|
||||
*
|
||||
* @brief ClearFeature Routine.
|
||||
*
|
||||
* @return none
|
||||
*/
|
||||
void USBD_ClearFeature(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn USBD_Status_In.
|
||||
*
|
||||
* @brief USBD Status In Routine.
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USBD_Status_In(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_Status_Out
|
||||
*
|
||||
* @brief USBD Status OUT Routine.
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USBD_Status_Out(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USB_init.
|
||||
*
|
||||
* @brief init routine.
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USBD_init(void)
|
||||
{
|
||||
uint8_t i;
|
||||
|
||||
pInformation->Current_Configuration = 0;
|
||||
PowerOn();
|
||||
for (i=0;i<8;i++) _SetENDPOINT(i,_GetENDPOINT(i) & 0x7F7F & EPREG_MASK);//all clear
|
||||
_SetISTR((uint16_t)0x00FF);//all clear
|
||||
USB_SIL_Init();
|
||||
bDeviceState = UNCONNECTED;
|
||||
|
||||
USB_Port_Set(DISABLE, DISABLE);
|
||||
Delay_Ms(20);
|
||||
USB_Port_Set(ENABLE, ENABLE);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_Reset
|
||||
*
|
||||
* @brief Virtual_Com_Port Mouse reset routine
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void USBD_Reset(void)
|
||||
{
|
||||
pInformation->Current_Configuration = 0;
|
||||
pInformation->Current_Feature = USBD_ConfigDescriptor[7];
|
||||
pInformation->Current_Interface = 0;
|
||||
|
||||
SetBTABLE(BTABLE_ADDRESS);
|
||||
|
||||
SetEPType(ENDP0, EP_CONTROL);
|
||||
SetEPTxStatus(ENDP0, EP_TX_STALL);
|
||||
SetEPRxAddr(ENDP0, ENDP0_RXADDR);
|
||||
SetEPTxAddr(ENDP0, ENDP0_TXADDR);
|
||||
Clear_Status_Out(ENDP0);
|
||||
SetEPRxCount(ENDP0, Device_Property.MaxPacketSize);
|
||||
SetEPRxValid(ENDP0);
|
||||
_ClearDTOG_RX(ENDP0);
|
||||
_ClearDTOG_TX(ENDP0);
|
||||
|
||||
SetEPType(ENDP2, EP_BULK);
|
||||
SetEPTxAddr(ENDP2, ENDP2_TXADDR);
|
||||
SetEPTxStatus(ENDP2, EP_TX_NAK);
|
||||
SetEPRxStatus(ENDP2,EP_RX_DIS);
|
||||
_ClearDTOG_TX(ENDP2);
|
||||
_ClearDTOG_RX(ENDP2);
|
||||
|
||||
SetEPType(ENDP3, EP_BULK);
|
||||
SetEPTxStatus(ENDP3, EP_TX_DIS);
|
||||
SetEPRxAddr(ENDP3, ENDP3_RXADDR);
|
||||
SetEPRxCount(ENDP3, DEF_USBD_MAX_PACK_SIZE);
|
||||
SetEPRxStatus(ENDP3, EP_RX_VALID );
|
||||
_ClearDTOG_TX(ENDP3);
|
||||
_ClearDTOG_RX(ENDP3);
|
||||
|
||||
SetDeviceAddress(0);
|
||||
|
||||
bDeviceState = ATTACHED;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_GetDeviceDescriptor.
|
||||
*
|
||||
* @brief Gets the device descriptor.
|
||||
*
|
||||
* @param Length.
|
||||
*
|
||||
* @return The address of the device descriptor.
|
||||
*/
|
||||
uint8_t *USBD_GetDeviceDescriptor(uint16_t Length)
|
||||
{
|
||||
return Standard_GetDescriptorData(Length, &Device_Descriptor);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_GetConfigDescriptor.
|
||||
*
|
||||
* @brief get the configuration descriptor.
|
||||
*
|
||||
* @param Length.
|
||||
*
|
||||
* @return The address of the configuration descriptor.
|
||||
*/
|
||||
uint8_t *USBD_GetConfigDescriptor(uint16_t Length)
|
||||
{
|
||||
return Standard_GetDescriptorData(Length, &Config_Descriptor);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_GetStringDescriptor
|
||||
*
|
||||
* @brief Gets the string descriptors according to the needed index
|
||||
*
|
||||
* @param Length.
|
||||
*
|
||||
* @return The address of the string descriptors.
|
||||
*/
|
||||
uint8_t *USBD_GetStringDescriptor(uint16_t Length)
|
||||
{
|
||||
uint8_t wValue0 = pInformation->USBwValue0;
|
||||
|
||||
if (wValue0 > 4)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
return Standard_GetDescriptorData(Length, &String_Descriptor[wValue0]);
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
* @fn USBD_Get_Interface_Setting.
|
||||
*
|
||||
* @brief test the interface and the alternate setting according to the
|
||||
* supported one.
|
||||
*
|
||||
* @param Interface: interface number.
|
||||
* AlternateSetting: Alternate Setting number.
|
||||
*
|
||||
* @return USB_UNSUPPORT or USB_SUCCESS.
|
||||
*/
|
||||
RESULT USBD_Get_Interface_Setting(uint8_t Interface, uint8_t AlternateSetting)
|
||||
{
|
||||
if (AlternateSetting > 0)
|
||||
{
|
||||
return USB_UNSUPPORT;
|
||||
}
|
||||
else if (Interface > 1)
|
||||
{
|
||||
return USB_UNSUPPORT;
|
||||
}
|
||||
|
||||
return USB_SUCCESS;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_Data_Setup
|
||||
*
|
||||
* @brief handle the data class specific requests
|
||||
*
|
||||
* @param Request Nb.
|
||||
*
|
||||
* @return USB_UNSUPPORT or USB_SUCCESS.
|
||||
*/
|
||||
RESULT USBD_Data_Setup(uint8_t RequestNo)
|
||||
{
|
||||
uint32_t Request_No = pInformation->USBbRequest;
|
||||
if (Type_Recipient == (STANDARD_REQUEST | INTERFACE_RECIPIENT))
|
||||
{
|
||||
return USB_UNSUPPORT;
|
||||
}
|
||||
else if (Type_Recipient == (CLASS_REQUEST | INTERFACE_RECIPIENT) )
|
||||
{
|
||||
if (Request_No == 0xFE)
|
||||
{
|
||||
pInformation->Ctrl_Info.Usb_wLength = 1;
|
||||
pInformation->Ctrl_Info.CopyData = &USBD_CDROM_Get_Max_Lun;
|
||||
return USB_SUCCESS;
|
||||
}
|
||||
else
|
||||
{
|
||||
return USB_UNSUPPORT;
|
||||
}
|
||||
}
|
||||
return USB_UNSUPPORT;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn USBD_NoData_Setup.
|
||||
*
|
||||
* @brief handle the no data class specific requests.
|
||||
*
|
||||
* @param Request Nb.
|
||||
*
|
||||
* @return USB_UNSUPPORT or USB_SUCCESS.
|
||||
*/
|
||||
RESULT USBD_NoData_Setup(uint8_t RequestNo)
|
||||
{
|
||||
return USB_UNSUPPORT;
|
||||
}
|
||||
|
||||
uint8_t *USBD_CDROM_Get_Max_Lun(uint16_t Length)
|
||||
{
|
||||
uint8_t wIndex0 = pInformation->USBwIndexs.bw.bb0;
|
||||
if (wIndex0 > 1)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
return (uint8_t*)&CDROM_Max_Lun;
|
||||
}
|
||||
|
||||
}
|
||||
@@ -0,0 +1,58 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_prop.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : All processing related to Virtual COM Port Demo (Endpoint 0)
|
||||
*********************************************************************************
|
||||
* 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 __usb_prop_H
|
||||
#define __usb_prop_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include "ch32v20x.h"
|
||||
|
||||
#define USBD_GetConfiguration NOP_Process
|
||||
// #define USBD_SetConfiguration NOP_Process
|
||||
#define USBD_GetInterface NOP_Process
|
||||
#define USBD_SetInterface NOP_Process
|
||||
#define USBD_GetStatus NOP_Process
|
||||
// #define USBD_ClearFeature NOP_Process
|
||||
#define USBD_SetEndPointFeature NOP_Process
|
||||
// #define USBD_SetDeviceFeature NOP_Process
|
||||
// #define USBD_SetDeviceAddress NOP_Process
|
||||
|
||||
void USBD_init(void);
|
||||
void USBD_Reset(void);
|
||||
void USBD_SetConfiguration(void);
|
||||
void USBD_SetDeviceAddress (void);
|
||||
void USBD_SetDeviceFeature (void);
|
||||
void USBD_ClearFeature (void);
|
||||
void USBD_Status_In (void);
|
||||
void USBD_Status_Out (void);
|
||||
RESULT USBD_Data_Setup(uint8_t);
|
||||
RESULT USBD_NoData_Setup(uint8_t);
|
||||
RESULT USBD_Get_Interface_Setting(uint8_t Interface, uint8_t AlternateSetting);
|
||||
uint8_t *USBD_GetDeviceDescriptor(uint16_t );
|
||||
uint8_t *USBD_GetConfigDescriptor(uint16_t);
|
||||
uint8_t *USBD_GetStringDescriptor(uint16_t);
|
||||
uint8_t *USBD_CDROM_Get_Max_Lun(uint16_t);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __usb_prop_H */
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,215 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_pwr.c
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : Connection/disconnection & power management
|
||||
*********************************************************************************
|
||||
* 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 "usb_lib.h"
|
||||
#include "usb_conf.h"
|
||||
#include "usb_pwr.h"
|
||||
#include "hw_config.h"
|
||||
|
||||
__IO uint32_t bDeviceState = UNCONNECTED;
|
||||
__IO bool fSuspendEnabled = TRUE;
|
||||
__IO uint32_t EP[8];
|
||||
|
||||
struct
|
||||
{
|
||||
__IO RESUME_STATE eState;
|
||||
__IO uint8_t bESOFcnt;
|
||||
}
|
||||
ResumeS;
|
||||
|
||||
__IO uint32_t remotewakeupon=0;
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn PowerOn
|
||||
*
|
||||
* @brief Enable power on.
|
||||
*
|
||||
* @return USB_SUCCESS.
|
||||
*/
|
||||
RESULT PowerOn(void)
|
||||
{
|
||||
uint16_t wRegVal;
|
||||
|
||||
wRegVal = CNTR_FRES;
|
||||
_SetCNTR(wRegVal);
|
||||
wInterrupt_Mask = 0;
|
||||
_SetCNTR(wInterrupt_Mask);
|
||||
_SetISTR(0);
|
||||
wInterrupt_Mask = CNTR_RESETM | CNTR_SUSPM | CNTR_WKUPM;
|
||||
_SetCNTR(wInterrupt_Mask);
|
||||
|
||||
return USB_SUCCESS;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn PowerOff
|
||||
*
|
||||
* @brief handles switch-off conditions
|
||||
*
|
||||
* @return USB_SUCCESS.
|
||||
*/
|
||||
RESULT PowerOff()
|
||||
{
|
||||
_SetCNTR(CNTR_FRES);
|
||||
_SetISTR(0);
|
||||
_SetCNTR(CNTR_FRES + CNTR_PDWN);
|
||||
|
||||
return USB_SUCCESS;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn Suspend
|
||||
*
|
||||
* @brief sets suspend mode operating conditions
|
||||
*
|
||||
* @return USB_SUCCESS.
|
||||
*/
|
||||
void Suspend(void)
|
||||
{
|
||||
uint32_t i =0;
|
||||
uint16_t wCNTR;
|
||||
|
||||
wCNTR = _GetCNTR();
|
||||
for (i=0;i<8;i++) EP[i] = _GetENDPOINT(i);
|
||||
|
||||
wCNTR|=CNTR_RESETM;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
wCNTR|=CNTR_FRES;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
wCNTR&=~CNTR_FRES;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
while((_GetISTR()&ISTR_RESET) == 0);
|
||||
|
||||
_SetISTR((uint16_t)CLR_RESET);
|
||||
|
||||
for (i=0;i<8;i++)
|
||||
_SetENDPOINT(i, EP[i]);
|
||||
|
||||
wCNTR |= CNTR_FSUSP;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
wCNTR = _GetCNTR();
|
||||
wCNTR |= CNTR_LPMODE;
|
||||
_SetCNTR(wCNTR);
|
||||
|
||||
Enter_LowPowerMode();
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn Resume_Init
|
||||
*
|
||||
* @brief Handles wake-up restoring normal operations
|
||||
*
|
||||
* @return USB_SUCCESS.
|
||||
*/
|
||||
void Resume_Init(void)
|
||||
{
|
||||
uint16_t wCNTR;
|
||||
|
||||
wCNTR = _GetCNTR();
|
||||
wCNTR &= (~CNTR_LPMODE);
|
||||
_SetCNTR(wCNTR);
|
||||
Leave_LowPowerMode();
|
||||
_SetCNTR(IMR_MSK);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* @fn Resume
|
||||
*
|
||||
* @brief This is the state machine handling resume operations and
|
||||
* timing sequence. The control is based on the Resume structure
|
||||
* variables and on the ESOF interrupt calling this subroutine
|
||||
* without changing machine state.
|
||||
*
|
||||
* @param a state machine value (RESUME_STATE)
|
||||
* RESUME_ESOF doesn't change ResumeS.eState allowing
|
||||
* decrementing of the ESOF counter in different states.
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
void Resume(RESUME_STATE eResumeSetVal)
|
||||
{
|
||||
uint16_t wCNTR;
|
||||
|
||||
if (eResumeSetVal != RESUME_ESOF)
|
||||
{
|
||||
ResumeS.eState = eResumeSetVal;
|
||||
}
|
||||
|
||||
switch (ResumeS.eState)
|
||||
{
|
||||
case RESUME_EXTERNAL:
|
||||
if (remotewakeupon ==0)
|
||||
{
|
||||
Resume_Init();
|
||||
ResumeS.eState = RESUME_OFF;
|
||||
}
|
||||
else
|
||||
{
|
||||
ResumeS.eState = RESUME_ON;
|
||||
}
|
||||
break;
|
||||
|
||||
case RESUME_INTERNAL:
|
||||
Resume_Init();
|
||||
ResumeS.eState = RESUME_START;
|
||||
remotewakeupon = 1;
|
||||
break;
|
||||
|
||||
case RESUME_LATER:
|
||||
ResumeS.bESOFcnt = 2;
|
||||
ResumeS.eState = RESUME_WAIT;
|
||||
break;
|
||||
|
||||
case RESUME_WAIT:
|
||||
ResumeS.bESOFcnt--;
|
||||
if (ResumeS.bESOFcnt == 0)
|
||||
ResumeS.eState = RESUME_START;
|
||||
break;
|
||||
|
||||
case RESUME_START:
|
||||
wCNTR = _GetCNTR();
|
||||
wCNTR |= CNTR_RESUME;
|
||||
_SetCNTR(wCNTR);
|
||||
ResumeS.eState = RESUME_ON;
|
||||
ResumeS.bESOFcnt = 10;
|
||||
break;
|
||||
|
||||
case RESUME_ON:
|
||||
ResumeS.bESOFcnt--;
|
||||
if (ResumeS.bESOFcnt == 0)
|
||||
{
|
||||
wCNTR = _GetCNTR();
|
||||
wCNTR &= (~CNTR_RESUME);
|
||||
_SetCNTR(wCNTR);
|
||||
ResumeS.eState = RESUME_OFF;
|
||||
remotewakeupon = 0;
|
||||
}
|
||||
break;
|
||||
|
||||
case RESUME_OFF:
|
||||
|
||||
case RESUME_ESOF:
|
||||
|
||||
default:
|
||||
ResumeS.eState = RESUME_OFF;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -0,0 +1,62 @@
|
||||
/********************************** (C) COPYRIGHT *******************************
|
||||
* File Name : usb_pwr.h
|
||||
* Author : WCH
|
||||
* Version : V1.0.0
|
||||
* Date : 2021/08/08
|
||||
* Description : Connection/disconnection & power management header
|
||||
*********************************************************************************
|
||||
* 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 __USB_PWR_H
|
||||
#define __USB_PWR_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include "ch32v20x.h"
|
||||
typedef enum _RESUME_STATE
|
||||
{
|
||||
RESUME_EXTERNAL,
|
||||
RESUME_INTERNAL,
|
||||
RESUME_LATER,
|
||||
RESUME_WAIT,
|
||||
RESUME_START,
|
||||
RESUME_ON,
|
||||
RESUME_OFF,
|
||||
RESUME_ESOF
|
||||
} RESUME_STATE;
|
||||
|
||||
typedef enum _DEVICE_STATE
|
||||
{
|
||||
UNCONNECTED,
|
||||
ATTACHED,
|
||||
POWERED,
|
||||
SUSPENDED,
|
||||
ADDRESSED,
|
||||
CONFIGURED
|
||||
} DEVICE_STATE;
|
||||
|
||||
|
||||
void Suspend(void);
|
||||
void Resume_Init(void);
|
||||
void Resume(RESUME_STATE eResumeSetVal);
|
||||
RESULT PowerOn(void);
|
||||
RESULT PowerOff(void);
|
||||
|
||||
extern __IO uint32_t bDeviceState; /* USB device status */
|
||||
extern __IO bool fSuspendEnabled; /* true when suspend is possible */
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /*__USB_PWR_H*/
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user