1 
2 /* USER CODE BEGIN Header */
3 /**
4   ******************************************************************************
5   * @file         stm32g0xx_hal_msp.c
6   * @brief        This file provides code for the MSP Initialization
7   *               and de-Initialization codes.
8   ******************************************************************************
9   * @attention
10   *
11   * Copyright (c) 2024 STMicroelectronics.
12   * All rights reserved.
13   *
14   * This software is licensed under terms that can be found in the LICENSE file
15   * in the root directory of this software component.
16   * If no LICENSE file comes with this software, it is provided AS-IS.
17   *
18   ******************************************************************************
19   */
20 /* USER CODE END Header */
21 
22 /* Includes ------------------------------------------------------------------*/
23 #include "main.h"
24 /* USER CODE BEGIN Includes */
25 
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 
67   /* USER CODE BEGIN MspInit 0 */
68 
69   /* USER CODE END MspInit 0 */
70 
71   __HAL_RCC_SYSCFG_CLK_ENABLE();
72   __HAL_RCC_PWR_CLK_ENABLE();
73 
74   /* System interrupt init*/
75 
76   /* USER CODE BEGIN MspInit 1 */
77 
78   /* USER CODE END MspInit 1 */
79 }
80 
81 /**
82 * @brief UART MSP Initialization
83 * This function configures the hardware resources used in this example
84 * @param huart: UART handle pointer
85 * @retval None
86 */
HAL_UART_MspInit(UART_HandleTypeDef * huart)87 void HAL_UART_MspInit(UART_HandleTypeDef* huart)
88 {
89   GPIO_InitTypeDef GPIO_InitStruct = {0};
90   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
91   if(huart->Instance==USART1)
92   {
93   /* USER CODE BEGIN USART1_MspInit 0 */
94 
95   /* USER CODE END USART1_MspInit 0 */
96 
97   /** Initializes the peripherals clocks
98   */
99     PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1;
100     PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK1;
101     if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
102     {
103       /*Error_Handler();*/
104     }
105 
106     /* Peripheral clock enable */
107     __HAL_RCC_USART1_CLK_ENABLE();
108 
109     __HAL_RCC_GPIOB_CLK_ENABLE();
110     /**USART1 GPIO Configuration
111     PB6     ------> USART1_TX
112     PB7     ------> USART1_RX
113     */
114     GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
115     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
116     GPIO_InitStruct.Pull = GPIO_NOPULL;
117     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
118     GPIO_InitStruct.Alternate = GPIO_AF0_USART1;
119     HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
120 
121   /* USER CODE BEGIN USART1_MspInit 1 */
122 
123   /* USER CODE END USART1_MspInit 1 */
124 
125   }
126 
127 }
128 
129 /**
130 * @brief UART MSP De-Initialization
131 * This function freeze the hardware resources used in this example
132 * @param huart: UART handle pointer
133 * @retval None
134 */
HAL_UART_MspDeInit(UART_HandleTypeDef * huart)135 void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
136 {
137   if(huart->Instance==USART1)
138   {
139   /* USER CODE BEGIN USART1_MspDeInit 0 */
140 
141   /* USER CODE END USART1_MspDeInit 0 */
142     /* Peripheral clock disable */
143     __HAL_RCC_USART1_CLK_DISABLE();
144 
145     /**USART1 GPIO Configuration
146     PB6     ------> USART1_TX
147     PB7     ------> USART1_RX
148     */
149     HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6|GPIO_PIN_7);
150 
151   /* USER CODE BEGIN USART1_MspDeInit 1 */
152 
153   /* USER CODE END USART1_MspDeInit 1 */
154   }
155 
156 }
157 
158 /* USER CODE BEGIN 1 */
159 
160 /* USER CODE END 1 */
161