stm32g0xx_hal_msp.c 4.0 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file stm32g0xx_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) 2024 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. /* Includes ------------------------------------------------------------------*/
  21. #include "main.h"
  22. /* USER CODE BEGIN Includes */
  23. /* USER CODE END Includes */
  24. /* Private typedef -----------------------------------------------------------*/
  25. /* USER CODE BEGIN TD */
  26. /* USER CODE END TD */
  27. /* Private define ------------------------------------------------------------*/
  28. /* USER CODE BEGIN Define */
  29. /* USER CODE END Define */
  30. /* Private macro -------------------------------------------------------------*/
  31. /* USER CODE BEGIN Macro */
  32. /* USER CODE END Macro */
  33. /* Private variables ---------------------------------------------------------*/
  34. /* USER CODE BEGIN PV */
  35. /* USER CODE END PV */
  36. /* Private function prototypes -----------------------------------------------*/
  37. /* USER CODE BEGIN PFP */
  38. /* USER CODE END PFP */
  39. /* External functions --------------------------------------------------------*/
  40. /* USER CODE BEGIN ExternalFunctions */
  41. /* USER CODE END ExternalFunctions */
  42. /* USER CODE BEGIN 0 */
  43. /* USER CODE END 0 */
  44. /**
  45. * Initializes the Global MSP.
  46. */
  47. void HAL_MspInit(void)
  48. {
  49. /* USER CODE BEGIN MspInit 0 */
  50. /* USER CODE END MspInit 0 */
  51. __HAL_RCC_SYSCFG_CLK_ENABLE();
  52. __HAL_RCC_PWR_CLK_ENABLE();
  53. /* System interrupt init*/
  54. /* USER CODE BEGIN MspInit 1 */
  55. /* USER CODE END MspInit 1 */
  56. }
  57. /**
  58. * @brief UART MSP Initialization
  59. * This function configures the hardware resources used in this example
  60. * @param huart: UART handle pointer
  61. * @retval None
  62. */
  63. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  64. {
  65. GPIO_InitTypeDef GPIO_InitStruct = {0};
  66. RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  67. if(huart->Instance==USART1)
  68. {
  69. /* USER CODE BEGIN USART1_MspInit 0 */
  70. /* USER CODE END USART1_MspInit 0 */
  71. /** Initializes the peripherals clocks
  72. */
  73. PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1;
  74. PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK1;
  75. if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  76. {
  77. /*Error_Handler();*/
  78. }
  79. /* Peripheral clock enable */
  80. __HAL_RCC_USART1_CLK_ENABLE();
  81. __HAL_RCC_GPIOB_CLK_ENABLE();
  82. /**USART1 GPIO Configuration
  83. PB6 ------> USART1_TX
  84. PB7 ------> USART1_RX
  85. */
  86. GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
  87. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  88. GPIO_InitStruct.Pull = GPIO_NOPULL;
  89. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  90. GPIO_InitStruct.Alternate = GPIO_AF0_USART1;
  91. HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  92. /* USER CODE BEGIN USART1_MspInit 1 */
  93. /* USER CODE END USART1_MspInit 1 */
  94. }
  95. }
  96. /**
  97. * @brief UART MSP De-Initialization
  98. * This function freeze the hardware resources used in this example
  99. * @param huart: UART handle pointer
  100. * @retval None
  101. */
  102. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  103. {
  104. if(huart->Instance==USART1)
  105. {
  106. /* USER CODE BEGIN USART1_MspDeInit 0 */
  107. /* USER CODE END USART1_MspDeInit 0 */
  108. /* Peripheral clock disable */
  109. __HAL_RCC_USART1_CLK_DISABLE();
  110. /**USART1 GPIO Configuration
  111. PB6 ------> USART1_TX
  112. PB7 ------> USART1_RX
  113. */
  114. HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6|GPIO_PIN_7);
  115. /* USER CODE BEGIN USART1_MspDeInit 1 */
  116. /* USER CODE END USART1_MspDeInit 1 */
  117. }
  118. }
  119. /* USER CODE BEGIN 1 */
  120. /* USER CODE END 1 */