stm32f1xx_hal_msp.c 5.2 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * File Name : stm32f1xx_hal_msp.c
  5. * Description : This file provides code for the MSP Initialization
  6. * and de-Initialization codes.
  7. ******************************************************************************
  8. * @attention
  9. *
  10. * <h2><center>&copy; Copyright (c) 2019 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. /* USER CODE END Includes */
  25. /* Private typedef -----------------------------------------------------------*/
  26. /* USER CODE BEGIN TD */
  27. /* USER CODE END TD */
  28. /* Private define ------------------------------------------------------------*/
  29. /* USER CODE BEGIN Define */
  30. /* USER CODE END Define */
  31. /* Private macro -------------------------------------------------------------*/
  32. /* USER CODE BEGIN Macro */
  33. /* USER CODE END Macro */
  34. /* Private variables ---------------------------------------------------------*/
  35. /* USER CODE BEGIN PV */
  36. /* USER CODE END PV */
  37. /* Private function prototypes -----------------------------------------------*/
  38. /* USER CODE BEGIN PFP */
  39. /* USER CODE END PFP */
  40. /* External functions --------------------------------------------------------*/
  41. /* USER CODE BEGIN ExternalFunctions */
  42. /* USER CODE END ExternalFunctions */
  43. /* USER CODE BEGIN 0 */
  44. /* USER CODE END 0 */
  45. /**
  46. * Initializes the Global MSP.
  47. */
  48. void HAL_MspInit(void)
  49. {
  50. /* USER CODE BEGIN MspInit 0 */
  51. /* USER CODE END MspInit 0 */
  52. __HAL_RCC_AFIO_CLK_ENABLE();
  53. __HAL_RCC_PWR_CLK_ENABLE();
  54. /* System interrupt init*/
  55. /** NOJTAG: JTAG-DP Disabled and SW-DP Enabled
  56. */
  57. __HAL_AFIO_REMAP_SWJ_NOJTAG();
  58. /* USER CODE BEGIN MspInit 1 */
  59. /* USER CODE END MspInit 1 */
  60. }
  61. /**
  62. * @brief UART MSP Initialization
  63. * This function configures the hardware resources used in this example
  64. * @param huart: UART handle pointer
  65. * @retval None
  66. */
  67. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  68. {
  69. GPIO_InitTypeDef GPIO_InitStruct = {0};
  70. if(huart->Instance==USART1)
  71. {
  72. /* USER CODE BEGIN USART1_MspInit 0 */
  73. /* USER CODE END USART1_MspInit 0 */
  74. /* Peripheral clock enable */
  75. __HAL_RCC_USART1_CLK_ENABLE();
  76. __HAL_RCC_GPIOA_CLK_ENABLE();
  77. /**USART1 GPIO Configuration
  78. PA9 ------> USART1_TX
  79. PA10 ------> USART1_RX
  80. */
  81. GPIO_InitStruct.Pin = GPIO_PIN_9;
  82. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  83. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  84. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  85. GPIO_InitStruct.Pin = GPIO_PIN_10;
  86. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  87. GPIO_InitStruct.Pull = GPIO_PULLUP;
  88. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  89. /* USER CODE BEGIN USART1_MspInit 1 */
  90. /* USER CODE END USART1_MspInit 1 */
  91. }
  92. if(huart->Instance==USART2)
  93. {
  94. /* USER CODE BEGIN USART2_MspInit 0 */
  95. /* USER CODE END USART2_MspInit 0 */
  96. /* Peripheral clock enable */
  97. __HAL_RCC_USART2_CLK_ENABLE();
  98. __HAL_RCC_GPIOA_CLK_ENABLE();
  99. /**USART2 GPIO Configuration
  100. PA2 ------> USART2_TX
  101. PA3 ------> USART2_RX
  102. */
  103. GPIO_InitStruct.Pin = GPIO_PIN_2;
  104. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  105. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  106. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  107. GPIO_InitStruct.Pin = GPIO_PIN_3;
  108. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  109. GPIO_InitStruct.Pull = GPIO_PULLUP;
  110. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  111. /* USER CODE BEGIN USART2_MspInit 1 */
  112. /* USER CODE END USART2_MspInit 1 */
  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. */
  121. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  122. {
  123. if(huart->Instance==USART1)
  124. {
  125. /* USER CODE BEGIN USART1_MspDeInit 0 */
  126. /* USER CODE END USART1_MspDeInit 0 */
  127. /* Peripheral clock disable */
  128. __HAL_RCC_USART1_CLK_DISABLE();
  129. /**USART1 GPIO Configuration
  130. PA9 ------> USART1_TX
  131. PA10 ------> USART1_RX
  132. */
  133. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
  134. /* USER CODE BEGIN USART1_MspDeInit 1 */
  135. /* USER CODE END USART1_MspDeInit 1 */
  136. }
  137. if(huart->Instance==USART2)
  138. {
  139. /* USER CODE BEGIN USART2_MspDeInit 0 */
  140. /* USER CODE END USART2_MspDeInit 0 */
  141. /* Peripheral clock disable */
  142. __HAL_RCC_USART2_CLK_DISABLE();
  143. /**USART2 GPIO Configuration
  144. PA2 ------> USART2_TX
  145. PA3 ------> USART2_RX
  146. */
  147. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
  148. /* USER CODE BEGIN USART2_MspDeInit 1 */
  149. /* USER CODE END USART2_MspDeInit 1 */
  150. }
  151. }
  152. /* USER CODE BEGIN 1 */
  153. /* USER CODE END 1 */
  154. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/