1 /* USER CODE BEGIN Header */
2 /**
3   ******************************************************************************
4   * @file         stm32h7xx_hal_msp.c
5   * @brief        This file provides code for the MSP Initialization
6   *               and de-Initialization codes.
7   ******************************************************************************
8   * @attention
9   *
10   * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
11   * All rights reserved.</center></h2>
12   *
13   * This software component is licensed by ST under BSD 3-Clause license,
14   * the "License"; You may not use this file except in compliance with the
15   * License. You may obtain a copy of the License at:
16   *                        opensource.org/licenses/BSD-3-Clause
17   *
18   ******************************************************************************
19   */
20 /* USER CODE END Header */
21 
22 /* Includes ------------------------------------------------------------------*/
23 #include "main.h"
24 /* USER CODE BEGIN Includes */
25 #include <drv_common.h>
26 /* USER CODE END Includes */
27 
28 /* Private typedef -----------------------------------------------------------*/
29 /* USER CODE BEGIN TD */
30 
31 /* USER CODE END TD */
32 
33 /* Private define ------------------------------------------------------------*/
34 /* USER CODE BEGIN Define */
35 
36 /* USER CODE END Define */
37 
38 /* Private macro -------------------------------------------------------------*/
39 /* USER CODE BEGIN Macro */
40 
41 /* USER CODE END Macro */
42 
43 /* Private variables ---------------------------------------------------------*/
44 /* USER CODE BEGIN PV */
45 
46 /* USER CODE END PV */
47 
48 /* Private function prototypes -----------------------------------------------*/
49 /* USER CODE BEGIN PFP */
50 
51 /* USER CODE END PFP */
52 
53 /* External functions --------------------------------------------------------*/
54 /* USER CODE BEGIN ExternalFunctions */
55 
56 /* USER CODE END ExternalFunctions */
57 
58 /* USER CODE BEGIN 0 */
59 
60 /* USER CODE END 0 */
61 /**
62   * Initializes the Global MSP.
63   */
HAL_MspInit(void)64 void HAL_MspInit(void)
65 {
66   /* USER CODE BEGIN MspInit 0 */
67 
68   /* USER CODE END MspInit 0 */
69 
70   __HAL_RCC_SYSCFG_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   RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
89   if(huart->Instance==USART1)
90   {
91   /* USER CODE BEGIN USART1_MspInit 0 */
92 
93   /* USER CODE END USART1_MspInit 0 */
94   /** Initializes the peripherals clock
95   */
96     PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1;
97     PeriphClkInitStruct.Usart16ClockSelection = RCC_USART16CLKSOURCE_D2PCLK2;
98     if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
99     {
100       Error_Handler();
101     }
102 
103     /* Peripheral clock enable */
104     __HAL_RCC_USART1_CLK_ENABLE();
105 
106     __HAL_RCC_GPIOA_CLK_ENABLE();
107     /**USART1 GPIO Configuration
108     PA10     ------> USART1_RX
109     PA9     ------> USART1_TX
110     */
111     GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_9;
112     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
113     GPIO_InitStruct.Pull = GPIO_NOPULL;
114     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
115     GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
116     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
117 
118   /* USER CODE BEGIN USART1_MspInit 1 */
119 
120   /* USER CODE END USART1_MspInit 1 */
121   }
122 
123 }
124 
125 /**
126 * @brief UART MSP De-Initialization
127 * This function freeze the hardware resources used in this example
128 * @param huart: UART handle pointer
129 * @retval None
130 */
HAL_UART_MspDeInit(UART_HandleTypeDef * huart)131 void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
132 {
133   if(huart->Instance==USART1)
134   {
135   /* USER CODE BEGIN USART1_MspDeInit 0 */
136 
137   /* USER CODE END USART1_MspDeInit 0 */
138     /* Peripheral clock disable */
139     __HAL_RCC_USART1_CLK_DISABLE();
140 
141     /**USART1 GPIO Configuration
142     PA10     ------> USART1_RX
143     PA9     ------> USART1_TX
144     */
145     HAL_GPIO_DeInit(GPIOA, GPIO_PIN_10|GPIO_PIN_9);
146 
147   /* USER CODE BEGIN USART1_MspDeInit 1 */
148 
149   /* USER CODE END USART1_MspDeInit 1 */
150   }
151 
152 }
153 
154 /* USER CODE BEGIN 1 */
155 
156 /* USER CODE END 1 */
157 
158 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
159