stm32f1xx_hal_msp.c 6.5 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. extern DMA_HandleTypeDef hdma_usart1_rx;
  26. extern DMA_HandleTypeDef hdma_usart1_tx;
  27. /* Private typedef -----------------------------------------------------------*/
  28. /* USER CODE BEGIN TD */
  29. /* USER CODE END TD */
  30. /* Private define ------------------------------------------------------------*/
  31. /* USER CODE BEGIN Define */
  32. /* USER CODE END Define */
  33. /* Private macro -------------------------------------------------------------*/
  34. /* USER CODE BEGIN Macro */
  35. /* USER CODE END Macro */
  36. /* Private variables ---------------------------------------------------------*/
  37. /* USER CODE BEGIN PV */
  38. /* USER CODE END PV */
  39. /* Private function prototypes -----------------------------------------------*/
  40. /* USER CODE BEGIN PFP */
  41. /* USER CODE END PFP */
  42. /* External functions --------------------------------------------------------*/
  43. /* USER CODE BEGIN ExternalFunctions */
  44. /* USER CODE END ExternalFunctions */
  45. /* USER CODE BEGIN 0 */
  46. /* USER CODE END 0 */
  47. /**
  48. * Initializes the Global MSP.
  49. */
  50. void HAL_MspInit(void)
  51. {
  52. /* USER CODE BEGIN MspInit 0 */
  53. /* USER CODE END MspInit 0 */
  54. __HAL_RCC_AFIO_CLK_ENABLE();
  55. __HAL_RCC_PWR_CLK_ENABLE();
  56. /* System interrupt init*/
  57. /** NOJTAG: JTAG-DP Disabled and SW-DP Enabled
  58. */
  59. __HAL_AFIO_REMAP_SWJ_NOJTAG();
  60. /* USER CODE BEGIN MspInit 1 */
  61. /* USER CODE END MspInit 1 */
  62. }
  63. /**
  64. * @brief TIM_Base MSP Initialization
  65. * This function configures the hardware resources used in this example
  66. * @param htim_base: TIM_Base handle pointer
  67. * @retval None
  68. */
  69. void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base)
  70. {
  71. if(htim_base->Instance==TIM6)
  72. {
  73. /* USER CODE BEGIN TIM6_MspInit 0 */
  74. /* USER CODE END TIM6_MspInit 0 */
  75. /* Peripheral clock enable */
  76. __HAL_RCC_TIM6_CLK_ENABLE();
  77. /* USER CODE BEGIN TIM6_MspInit 1 */
  78. /* USER CODE END TIM6_MspInit 1 */
  79. }
  80. }
  81. /**
  82. * @brief TIM_Base MSP De-Initialization
  83. * This function freeze the hardware resources used in this example
  84. * @param htim_base: TIM_Base handle pointer
  85. * @retval None
  86. */
  87. void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
  88. {
  89. if(htim_base->Instance==TIM6)
  90. {
  91. /* USER CODE BEGIN TIM6_MspDeInit 0 */
  92. /* USER CODE END TIM6_MspDeInit 0 */
  93. /* Peripheral clock disable */
  94. __HAL_RCC_TIM6_CLK_DISABLE();
  95. /* TIM6 interrupt DeInit */
  96. HAL_NVIC_DisableIRQ(TIM6_IRQn);
  97. /* USER CODE BEGIN TIM6_MspDeInit 1 */
  98. /* USER CODE END TIM6_MspDeInit 1 */
  99. }
  100. }
  101. /**
  102. * @brief UART MSP Initialization
  103. * This function configures the hardware resources used in this example
  104. * @param huart: UART handle pointer
  105. * @retval None
  106. */
  107. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  108. {
  109. GPIO_InitTypeDef GPIO_InitStruct = {0};
  110. if(huart->Instance==USART1)
  111. {
  112. /* USER CODE BEGIN USART1_MspInit 0 */
  113. /* USER CODE END USART1_MspInit 0 */
  114. /* Peripheral clock enable */
  115. __HAL_RCC_USART1_CLK_ENABLE();
  116. __HAL_RCC_GPIOA_CLK_ENABLE();
  117. /**USART1 GPIO Configuration
  118. PA9 ------> USART1_TX
  119. PA10 ------> USART1_RX
  120. */
  121. GPIO_InitStruct.Pin = GPIO_PIN_9;
  122. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  123. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  124. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  125. GPIO_InitStruct.Pin = GPIO_PIN_10;
  126. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  127. GPIO_InitStruct.Pull = GPIO_NOPULL;
  128. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  129. /* USART1 DMA Init */
  130. /* USART1_RX Init */
  131. hdma_usart1_rx.Instance = DMA1_Channel5;
  132. hdma_usart1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
  133. hdma_usart1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
  134. hdma_usart1_rx.Init.MemInc = DMA_MINC_ENABLE;
  135. hdma_usart1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  136. hdma_usart1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  137. hdma_usart1_rx.Init.Mode = DMA_NORMAL;
  138. hdma_usart1_rx.Init.Priority = DMA_PRIORITY_LOW;
  139. if (HAL_DMA_Init(&hdma_usart1_rx) != HAL_OK)
  140. {
  141. Error_Handler();
  142. }
  143. __HAL_LINKDMA(huart,hdmarx,hdma_usart1_rx);
  144. /* USART1_TX Init */
  145. hdma_usart1_tx.Instance = DMA1_Channel4;
  146. hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
  147. hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
  148. hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE;
  149. hdma_usart1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  150. hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  151. hdma_usart1_tx.Init.Mode = DMA_NORMAL;
  152. hdma_usart1_tx.Init.Priority = DMA_PRIORITY_LOW;
  153. if (HAL_DMA_Init(&hdma_usart1_tx) != HAL_OK)
  154. {
  155. Error_Handler();
  156. }
  157. __HAL_LINKDMA(huart,hdmatx,hdma_usart1_tx);
  158. /* USER CODE BEGIN USART1_MspInit 1 */
  159. /* USER CODE END USART1_MspInit 1 */
  160. }
  161. }
  162. /**
  163. * @brief UART MSP De-Initialization
  164. * This function freeze the hardware resources used in this example
  165. * @param huart: UART handle pointer
  166. * @retval None
  167. */
  168. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  169. {
  170. if(huart->Instance==USART1)
  171. {
  172. /* USER CODE BEGIN USART1_MspDeInit 0 */
  173. /* USER CODE END USART1_MspDeInit 0 */
  174. /* Peripheral clock disable */
  175. __HAL_RCC_USART1_CLK_DISABLE();
  176. /**USART1 GPIO Configuration
  177. PA9 ------> USART1_TX
  178. PA10 ------> USART1_RX
  179. */
  180. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
  181. /* USART1 DMA DeInit */
  182. HAL_DMA_DeInit(huart->hdmarx);
  183. HAL_DMA_DeInit(huart->hdmatx);
  184. /* USART1 interrupt DeInit */
  185. HAL_NVIC_DisableIRQ(USART1_IRQn);
  186. /* USER CODE BEGIN USART1_MspDeInit 1 */
  187. /* USER CODE END USART1_MspDeInit 1 */
  188. }
  189. }
  190. /* USER CODE BEGIN 1 */
  191. /* USER CODE END 1 */
  192. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/