1 /* USER CODE BEGIN Header */ 2 /** 3 ****************************************************************************** 4 * @file stm32f1xx_hal_msp.c 5 * @brief This file provides code for the MSP Initialization 6 * and de-Initialization codes. 7 ****************************************************************************** 8 * @attention 9 * 10 * Copyright (c) 2025 STMicroelectronics. 11 * All rights reserved. 12 * 13 * This software is licensed under terms that can be found in the LICENSE file 14 * in the root directory of this software component. 15 * If no LICENSE file comes with this software, it is provided AS-IS. 16 * 17 ****************************************************************************** 18 */ 19 /* USER CODE END Header */ 20 21 /* Includes ------------------------------------------------------------------*/ 22 #include "main.h" 23 /* USER CODE BEGIN Includes */ 24 25 /* USER CODE END Includes */ 26 27 /* Private typedef -----------------------------------------------------------*/ 28 /* USER CODE BEGIN TD */ 29 30 /* USER CODE END TD */ 31 32 /* Private define ------------------------------------------------------------*/ 33 /* USER CODE BEGIN Define */ 34 35 /* USER CODE END Define */ 36 37 /* Private macro -------------------------------------------------------------*/ 38 /* USER CODE BEGIN Macro */ 39 40 /* USER CODE END Macro */ 41 42 /* Private variables ---------------------------------------------------------*/ 43 /* USER CODE BEGIN PV */ 44 45 /* USER CODE END PV */ 46 47 /* Private function prototypes -----------------------------------------------*/ 48 /* USER CODE BEGIN PFP */ 49 50 /* USER CODE END PFP */ 51 52 /* External functions --------------------------------------------------------*/ 53 /* USER CODE BEGIN ExternalFunctions */ 54 55 /* USER CODE END ExternalFunctions */ 56 57 /* USER CODE BEGIN 0 */ 58 59 /* USER CODE END 0 */ 60 /** 61 * Initializes the Global MSP. 62 */ 63 void HAL_MspInit(void) 64 { 65 66 /* USER CODE BEGIN MspInit 0 */ 67 68 /* USER CODE END MspInit 0 */ 69 70 __HAL_RCC_AFIO_CLK_ENABLE(); 71 __HAL_RCC_PWR_CLK_ENABLE(); 72 73 /* System interrupt init*/ 74 75 /** NOJTAG: JTAG-DP Disabled and SW-DP Enabled 76 */ 77 __HAL_AFIO_REMAP_SWJ_NOJTAG(); 78 79 /* USER CODE BEGIN MspInit 1 */ 80 81 /* USER CODE END MspInit 1 */ 82 } 83 84 /** 85 * @brief UART MSP Initialization 86 * This function configures the hardware resources used in this example 87 * @param huart: UART handle pointer 88 * @retval None 89 */ 90 void HAL_UART_MspInit(UART_HandleTypeDef *huart) 91 { 92 GPIO_InitTypeDef GPIO_InitStruct = { 0 }; 93 if (huart->Instance == USART2) { 94 /* USER CODE BEGIN USART2_MspInit 0 */ 95 96 /* USER CODE END USART2_MspInit 0 */ 97 /* Peripheral clock enable */ 98 __HAL_RCC_USART2_CLK_ENABLE(); 99 100 __HAL_RCC_GPIOA_CLK_ENABLE(); 101 /**USART2 GPIO Configuration 102 PA2 ------> USART2_TX 103 PA3 ------> USART2_RX 104 */ 105 GPIO_InitStruct.Pin = USART_TX_Pin | USART_RX_Pin; 106 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 107 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; 108 HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); 109 110 /* USER CODE BEGIN USART2_MspInit 1 */ 111 112 /* USER CODE END USART2_MspInit 1 */ 113 114 } 115 116 } 117 118 /** 119 * @brief UART MSP De-Initialization 120 * This function freeze the hardware resources used in this example 121 * @param huart: UART handle pointer 122 * @retval None 123 */ 124 void HAL_UART_MspDeInit(UART_HandleTypeDef *huart) 125 { 126 if (huart->Instance == USART2) { 127 /* USER CODE BEGIN USART2_MspDeInit 0 */ 128 129 /* USER CODE END USART2_MspDeInit 0 */ 130 /* Peripheral clock disable */ 131 __HAL_RCC_USART2_CLK_DISABLE(); 132 133 /**USART2 GPIO Configuration 134 PA2 ------> USART2_TX 135 PA3 ------> USART2_RX 136 */ 137 HAL_GPIO_DeInit(GPIOA, USART_TX_Pin | USART_RX_Pin); 138 139 /* USER CODE BEGIN USART2_MspDeInit 1 */ 140 141 /* USER CODE END USART2_MspDeInit 1 */ 142 } 143 144 } 145 146 /* USER CODE BEGIN 1 */ 147 148 /* USER CODE END 1 */
