2026-02-01 13:03:39 +08:00
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : usb_device.c
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* @version : v1.0_Cube
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* @brief : This file implements the USB Device
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2026 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "usb_device.h"
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#include "usbd_core.h"
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#include "usbd_desc.h"
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#include "usbd_cdc.h"
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#include "usbd_cdc_if.h"
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* USER CODE BEGIN PV */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE END PV */
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/* USER CODE BEGIN PFP */
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/* Private function prototypes -----------------------------------------------*/
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/* USER CODE END PFP */
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/* USB Device Core handle declaration. */
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USBD_HandleTypeDef hUsbDeviceFS;
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/*
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* -- Insert your variables declaration here --
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*/
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/*
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* -- Insert your external function declaration here --
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*/
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/* USER CODE BEGIN 1 */
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2026-02-01 15:01:32 +08:00
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void USER_USB_DEVICE_DeInit(void)
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{
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USBD_Stop(&hUsbDeviceFS);
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USBD_DeInit(&hUsbDeviceFS);
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2026-02-08 19:30:15 +08:00
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__HAL_RCC_USB_OTG_FS_FORCE_RESET();
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HAL_Delay(10);
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__HAL_RCC_USB_OTG_FS_RELEASE_RESET();
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__HAL_RCC_USB_OTG_FS_CLK_DISABLE();
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HAL_PCD_MspDeInit(hUsbDeviceFS.pData);
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// 手动配置USB引脚为GPIO输出，强制拉低DP线以模拟拔出
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USER_USBD_LL_Simulate_Disconnect();
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2026-02-01 15:01:32 +08:00
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}
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2026-02-01 13:03:39 +08:00
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/* USER CODE END 1 */
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/**
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* Init USB device Library, add supported class and start the library
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* @retval None
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*/
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void MX_USB_DEVICE_Init(void)
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{
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/* USER CODE BEGIN USB_DEVICE_Init_PreTreatment */
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/* USER CODE END USB_DEVICE_Init_PreTreatment */
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/* Init Device Library, add supported class and start the library. */
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if (USBD_Init(&hUsbDeviceFS, &FS_Desc, DEVICE_FS) != USBD_OK)
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{
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Error_Handler();
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}
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if (USBD_RegisterClass(&hUsbDeviceFS, &USBD_CDC) != USBD_OK)
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{
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Error_Handler();
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}
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if (USBD_CDC_RegisterInterface(&hUsbDeviceFS, &USBD_Interface_fops_FS) != USBD_OK)
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{
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Error_Handler();
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}
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if (USBD_Start(&hUsbDeviceFS) != USBD_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USB_DEVICE_Init_PostTreatment */
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/* USER CODE END USB_DEVICE_Init_PostTreatment */
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}
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/**
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* @}
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*/
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/**
|
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* @}
|
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*/
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