stm32h7xx_hal_msp.c 4.2 KB

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  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. /* Includes ------------------------------------------------------------------*/
  22. #include "main.h"
  23. /* USER CODE BEGIN Includes */
  24. #include <drv_common.h>
  25. /* USER CODE END Includes */
  26. /* Private typedef -----------------------------------------------------------*/
  27. /* USER CODE BEGIN TD */
  28. /* USER CODE END TD */
  29. /* Private define ------------------------------------------------------------*/
  30. /* USER CODE BEGIN Define */
  31. /* USER CODE END Define */
  32. /* Private macro -------------------------------------------------------------*/
  33. /* USER CODE BEGIN Macro */
  34. /* USER CODE END Macro */
  35. /* Private variables ---------------------------------------------------------*/
  36. /* USER CODE BEGIN PV */
  37. /* USER CODE END PV */
  38. /* Private function prototypes -----------------------------------------------*/
  39. /* USER CODE BEGIN PFP */
  40. /* USER CODE END PFP */
  41. /* External functions --------------------------------------------------------*/
  42. /* USER CODE BEGIN ExternalFunctions */
  43. /* USER CODE END ExternalFunctions */
  44. /* USER CODE BEGIN 0 */
  45. /* USER CODE END 0 */
  46. /**
  47. * Initializes the Global MSP.
  48. */
  49. void HAL_MspInit(void)
  50. {
  51. /* USER CODE BEGIN MspInit 0 */
  52. /* USER CODE END MspInit 0 */
  53. __HAL_RCC_SYSCFG_CLK_ENABLE();
  54. /* System interrupt init*/
  55. /* USER CODE BEGIN MspInit 1 */
  56. /* USER CODE END MspInit 1 */
  57. }
  58. /**
  59. * @brief UART MSP Initialization
  60. * This function configures the hardware resources used in this example
  61. * @param huart: UART handle pointer
  62. * @retval None
  63. */
  64. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  65. {
  66. GPIO_InitTypeDef GPIO_InitStruct = {0};
  67. RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
  68. if(huart->Instance==USART1)
  69. {
  70. /* USER CODE BEGIN USART1_MspInit 0 */
  71. /* USER CODE END USART1_MspInit 0 */
  72. /** Initializes the peripherals clock
  73. */
  74. PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1;
  75. PeriphClkInitStruct.Usart16ClockSelection = RCC_USART16CLKSOURCE_D2PCLK2;
  76. if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
  77. {
  78. Error_Handler();
  79. }
  80. /* Peripheral clock enable */
  81. __HAL_RCC_USART1_CLK_ENABLE();
  82. __HAL_RCC_GPIOA_CLK_ENABLE();
  83. /**USART1 GPIO Configuration
  84. PA10 ------> USART1_RX
  85. PA9 ------> USART1_TX
  86. */
  87. GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_9;
  88. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  89. GPIO_InitStruct.Pull = GPIO_NOPULL;
  90. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  91. GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
  92. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  93. /* USER CODE BEGIN USART1_MspInit 1 */
  94. /* USER CODE END USART1_MspInit 1 */
  95. }
  96. }
  97. /**
  98. * @brief UART MSP De-Initialization
  99. * This function freeze the hardware resources used in this example
  100. * @param huart: UART handle pointer
  101. * @retval None
  102. */
  103. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  104. {
  105. if(huart->Instance==USART1)
  106. {
  107. /* USER CODE BEGIN USART1_MspDeInit 0 */
  108. /* USER CODE END USART1_MspDeInit 0 */
  109. /* Peripheral clock disable */
  110. __HAL_RCC_USART1_CLK_DISABLE();
  111. /**USART1 GPIO Configuration
  112. PA10 ------> USART1_RX
  113. PA9 ------> USART1_TX
  114. */
  115. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_10|GPIO_PIN_9);
  116. /* USER CODE BEGIN USART1_MspDeInit 1 */
  117. /* USER CODE END USART1_MspDeInit 1 */
  118. }
  119. }
  120. /* USER CODE BEGIN 1 */
  121. /* USER CODE END 1 */
  122. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/