diff options
Diffstat (limited to 'stm32cubemx/Src/usbd_cdc_if.c')
| -rw-r--r-- | stm32cubemx/Src/usbd_cdc_if.c | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/stm32cubemx/Src/usbd_cdc_if.c b/stm32cubemx/Src/usbd_cdc_if.c deleted file mode 100644 index 6e6d192..0000000 --- a/stm32cubemx/Src/usbd_cdc_if.c +++ /dev/null @@ -1,322 +0,0 @@ -/** - ****************************************************************************** - * @file : usbd_cdc_if.c - * @brief : - ****************************************************************************** - * - * Copyright (c) 2017 STMicroelectronics International N.V. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted, provided that the following conditions are met: - * - * 1. Redistribution of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * 3. Neither the name of STMicroelectronics nor the names of other - * contributors to this software may be used to endorse or promote products - * derived from this software without specific written permission. - * 4. This software, including modifications and/or derivative works of this - * software, must execute solely and exclusively on microcontroller or - * microprocessor devices manufactured by or for STMicroelectronics. - * 5. Redistribution and use of this software other than as permitted under - * this license is void and will automatically terminate your rights under - * this license. - * - * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY - * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT - * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, - * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, - * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************** -*/ - -/* Includes ------------------------------------------------------------------*/ -#include "usbd_cdc_if.h" -/* USER CODE BEGIN INCLUDE */ -/* USER CODE END INCLUDE */ - -/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY - * @{ - */ - -/** @defgroup USBD_CDC - * @brief usbd core module - * @{ - */ - -/** @defgroup USBD_CDC_Private_TypesDefinitions - * @{ - */ -/* USER CODE BEGIN PRIVATE_TYPES */ -/* USER CODE END PRIVATE_TYPES */ -/** - * @} - */ - -/** @defgroup USBD_CDC_Private_Defines - * @{ - */ -/* USER CODE BEGIN PRIVATE_DEFINES */ -/* Define size for the receive and transmit buffer over CDC */ -/* It's up to user to redefine and/or remove those define */ -#define APP_RX_DATA_SIZE 4 -#define APP_TX_DATA_SIZE 4 -/* USER CODE END PRIVATE_DEFINES */ -/** - * @} - */ - -/** @defgroup USBD_CDC_Private_Macros - * @{ - */ -/* USER CODE BEGIN PRIVATE_MACRO */ -/* USER CODE END PRIVATE_MACRO */ - -/** - * @} - */ - -/** @defgroup USBD_CDC_Private_Variables - * @{ - */ -/* Create buffer for reception and transmission */ -/* It's up to user to redefine and/or remove those define */ -/* Received Data over USB are stored in this buffer */ -uint8_t UserRxBufferFS[APP_RX_DATA_SIZE]; - -/* Send Data over USB CDC are stored in this buffer */ -uint8_t UserTxBufferFS[APP_TX_DATA_SIZE]; - -/* USER CODE BEGIN PRIVATE_VARIABLES */ -/* USER CODE END PRIVATE_VARIABLES */ - -/** - * @} - */ - -/** @defgroup USBD_CDC_IF_Exported_Variables - * @{ - */ - extern USBD_HandleTypeDef hUsbDeviceFS; -/* USER CODE BEGIN EXPORTED_VARIABLES */ -/* USER CODE END EXPORTED_VARIABLES */ - -/** - * @} - */ - -/** @defgroup USBD_CDC_Private_FunctionPrototypes - * @{ - */ -static int8_t CDC_Init_FS (void); -static int8_t CDC_DeInit_FS (void); -static int8_t CDC_Control_FS (uint8_t cmd, uint8_t* pbuf, uint16_t length); -static int8_t CDC_Receive_FS (uint8_t* pbuf, uint32_t *Len); - -/* USER CODE BEGIN PRIVATE_FUNCTIONS_DECLARATION */ -/* USER CODE END PRIVATE_FUNCTIONS_DECLARATION */ - -/** - * @} - */ - -USBD_CDC_ItfTypeDef USBD_Interface_fops_FS = -{ - CDC_Init_FS, - CDC_DeInit_FS, - CDC_Control_FS, - CDC_Receive_FS -}; - -/* Private functions ---------------------------------------------------------*/ -/** - * @brief CDC_Init_FS - * Initializes the CDC media low layer over the FS USB IP - * @param None - * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL - */ -static int8_t CDC_Init_FS(void) -{ - /* USER CODE BEGIN 3 */ - /* Set Application Buffers */ - USBD_CDC_SetTxBuffer(&hUsbDeviceFS, UserTxBufferFS, 0); - USBD_CDC_SetRxBuffer(&hUsbDeviceFS, UserRxBufferFS); - printf("%s: \n", __FUNCTION__); - return (USBD_OK); - /* USER CODE END 3 */ -} - -/** - * @brief CDC_DeInit_FS - * DeInitializes the CDC media low layer - * @param None - * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL - */ -static int8_t CDC_DeInit_FS(void) -{ - /* USER CODE BEGIN 4 */ - printf("%s: \n", __FUNCTION__); - return (USBD_OK); - /* USER CODE END 4 */ -} - -/** - * @brief CDC_Control_FS - * Manage the CDC class requests - * @param cmd: Command code - * @param pbuf: Buffer containing command data (request parameters) - * @param length: Number of data to be sent (in bytes) - * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL - */ -static int8_t CDC_Control_FS (uint8_t cmd, uint8_t* pbuf, uint16_t length) -{ - /* USER CODE BEGIN 5 */ - switch (cmd) - { - case CDC_SEND_ENCAPSULATED_COMMAND: - - break; - - case CDC_GET_ENCAPSULATED_RESPONSE: - - break; - - case CDC_SET_COMM_FEATURE: - - break; - - case CDC_GET_COMM_FEATURE: - - break; - - case CDC_CLEAR_COMM_FEATURE: - - break; - - /*******************************************************************************/ - /* Line Coding Structure */ - /*-----------------------------------------------------------------------------*/ - /* Offset | Field | Size | Value | Description */ - /* 0 | dwDTERate | 4 | Number |Data terminal rate, in bits per second*/ - /* 4 | bCharFormat | 1 | Number | Stop bits */ - /* 0 - 1 Stop bit */ - /* 1 - 1.5 Stop bits */ - /* 2 - 2 Stop bits */ - /* 5 | bParityType | 1 | Number | Parity */ - /* 0 - None */ - /* 1 - Odd */ - /* 2 - Even */ - /* 3 - Mark */ - /* 4 - Space */ - /* 6 | bDataBits | 1 | Number Data bits (5, 6, 7, 8 or 16). */ - /*******************************************************************************/ - case CDC_SET_LINE_CODING: { - uint32_t bps = pbuf[0] << 24 | pbuf[1] << 16 | pbuf[2] << 8 | pbuf[3]; - const char *stop_bits = pbuf[4] == 0 ? "1" : pbuf[4] == 1 ? "1.5" : "2"; - const char *parities[5] = {"none", "odd", "even", "mark", "space"}; - const char *parity = parities[pbuf[5]]; - int bits = pbuf[6]; - printf("Line coding, bps=%lu, bits=%s, parity=%s, bits=%d\n", bps, stop_bits, parity, bits); - } - break; - - case CDC_GET_LINE_CODING: - - break; - - case CDC_SET_CONTROL_LINE_STATE: - - break; - - case CDC_SEND_BREAK: - - break; - - default: - break; - } - - return (USBD_OK); - /* USER CODE END 5 */ -} - -/** - * @brief CDC_Receive_FS - * Data received over USB OUT endpoint are sent over CDC interface - * through this function. - * - * @note - * This function will block any OUT packet reception on USB endpoint - * untill exiting this function. If you exit this function before transfer - * is complete on CDC interface (ie. using DMA controller) it will result - * in receiving more data while previous ones are still not sent. - * - * @param Buf: Buffer of data to be received - * @param Len: Number of data received (in bytes) - * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL - */ -static int8_t CDC_Receive_FS (uint8_t* Buf, uint32_t *Len) -{ - /* USER CODE BEGIN 6 */ - USBD_CDC_SetRxBuffer(&hUsbDeviceFS, &Buf[0]); - USBD_CDC_ReceivePacket(&hUsbDeviceFS); - - printf("USB OUT: len=%lu, data=", *Len); - for(uint32_t i = 0; i < *Len; i++) { - printf("%02x", Buf[i]); - } - printf("\n"); - - return (USBD_OK); - /* USER CODE END 6 */ -} - -/** - * @brief CDC_Transmit_FS - * Data send over USB IN endpoint are sent over CDC interface - * through this function. - * @note - * - * - * @param Buf: Buffer of data to be send - * @param Len: Number of data to be send (in bytes) - * @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY - */ -uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len) -{ - uint8_t result = USBD_OK; - /* USER CODE BEGIN 7 */ - USBD_CDC_HandleTypeDef *hcdc = (USBD_CDC_HandleTypeDef*)hUsbDeviceFS.pClassData; - if (hcdc->TxState != 0){ - return USBD_BUSY; - } - USBD_CDC_SetTxBuffer(&hUsbDeviceFS, Buf, Len); - result = USBD_CDC_TransmitPacket(&hUsbDeviceFS); - /* USER CODE END 7 */ - return result; -} - -/* USER CODE BEGIN PRIVATE_FUNCTIONS_IMPLEMENTATION */ -/* USER CODE END PRIVATE_FUNCTIONS_IMPLEMENTATION */ - -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ - |