1 /* USER CODE BEGIN Header */
2 /**
3   ******************************************************************************
4   * @file         stm32f3xx_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) 2023 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   */
HAL_MspInit(void)63 void HAL_MspInit(void)
64 {
65   /* USER CODE BEGIN MspInit 0 */
66 
67   /* USER CODE END MspInit 0 */
68 
69   __HAL_RCC_SYSCFG_CLK_ENABLE();
70   __HAL_RCC_PWR_CLK_ENABLE();
71 
72   /* System interrupt init*/
73 
74   /* USER CODE BEGIN MspInit 1 */
75 
76   /* USER CODE END MspInit 1 */
77 }
78 
79 /**
80 * @brief UART MSP Initialization
81 * This function configures the hardware resources used in this example
82 * @param huart: UART handle pointer
83 * @retval None
84 */
HAL_UART_MspInit(UART_HandleTypeDef * huart)85 void HAL_UART_MspInit(UART_HandleTypeDef* huart)
86 {
87   GPIO_InitTypeDef GPIO_InitStruct = {0};
88   if(huart->Instance==USART2)
89   {
90   /* USER CODE BEGIN USART2_MspInit 0 */
91 
92   /* USER CODE END USART2_MspInit 0 */
93     /* Peripheral clock enable */
94     __HAL_RCC_USART2_CLK_ENABLE();
95 
96     __HAL_RCC_GPIOA_CLK_ENABLE();
97     /**USART2 GPIO Configuration
98     PA2     ------> USART2_TX
99     PA3     ------> USART2_RX
100     */
101     GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
102     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
103     GPIO_InitStruct.Pull = GPIO_NOPULL;
104     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
105     GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
106     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
107 
108   /* USER CODE BEGIN USART2_MspInit 1 */
109 
110   /* USER CODE END USART2_MspInit 1 */
111   }
112 
113 }
114 
115 /**
116 * @brief UART MSP De-Initialization
117 * This function freeze the hardware resources used in this example
118 * @param huart: UART handle pointer
119 * @retval None
120 */
HAL_UART_MspDeInit(UART_HandleTypeDef * huart)121 void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
122 {
123   if(huart->Instance==USART2)
124   {
125   /* USER CODE BEGIN USART2_MspDeInit 0 */
126 
127   /* USER CODE END USART2_MspDeInit 0 */
128     /* Peripheral clock disable */
129     __HAL_RCC_USART2_CLK_DISABLE();
130 
131     /**USART2 GPIO Configuration
132     PA2     ------> USART2_TX
133     PA3     ------> USART2_RX
134     */
135     HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
136 
137   /* USER CODE BEGIN USART2_MspDeInit 1 */
138 
139   /* USER CODE END USART2_MspDeInit 1 */
140   }
141 
142 }
143 
144 /* USER CODE BEGIN 1 */
145 
146 /* USER CODE END 1 */
147