stm32f1xx_hal_msp.c 6.6 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) 2020 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. /* TIM6 interrupt Init */
  78. HAL_NVIC_SetPriority(TIM6_IRQn, 0, 0);
  79. HAL_NVIC_EnableIRQ(TIM6_IRQn);
  80. /* USER CODE BEGIN TIM6_MspInit 1 */
  81. /* USER CODE END TIM6_MspInit 1 */
  82. }
  83. }
  84. /**
  85. * @brief TIM_Base MSP De-Initialization
  86. * This function freeze the hardware resources used in this example
  87. * @param htim_base: TIM_Base handle pointer
  88. * @retval None
  89. */
  90. void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
  91. {
  92. if(htim_base->Instance==TIM6)
  93. {
  94. /* USER CODE BEGIN TIM6_MspDeInit 0 */
  95. /* USER CODE END TIM6_MspDeInit 0 */
  96. /* Peripheral clock disable */
  97. __HAL_RCC_TIM6_CLK_DISABLE();
  98. /* TIM6 interrupt DeInit */
  99. HAL_NVIC_DisableIRQ(TIM6_IRQn);
  100. /* USER CODE BEGIN TIM6_MspDeInit 1 */
  101. /* USER CODE END TIM6_MspDeInit 1 */
  102. }
  103. }
  104. /**
  105. * @brief UART MSP Initialization
  106. * This function configures the hardware resources used in this example
  107. * @param huart: UART handle pointer
  108. * @retval None
  109. */
  110. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  111. {
  112. GPIO_InitTypeDef GPIO_InitStruct = {0};
  113. if(huart->Instance==USART1)
  114. {
  115. /* USER CODE BEGIN USART1_MspInit 0 */
  116. /* USER CODE END USART1_MspInit 0 */
  117. /* Peripheral clock enable */
  118. __HAL_RCC_USART1_CLK_ENABLE();
  119. __HAL_RCC_GPIOA_CLK_ENABLE();
  120. /**USART1 GPIO Configuration
  121. PA9 ------> USART1_TX
  122. PA10 ------> USART1_RX
  123. */
  124. GPIO_InitStruct.Pin = GPIO_PIN_9;
  125. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  126. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  127. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  128. GPIO_InitStruct.Pin = GPIO_PIN_10;
  129. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  130. GPIO_InitStruct.Pull = GPIO_NOPULL;
  131. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  132. /* USART1 DMA Init */
  133. /* USART1_RX Init */
  134. hdma_usart1_rx.Instance = DMA1_Channel5;
  135. hdma_usart1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
  136. hdma_usart1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
  137. hdma_usart1_rx.Init.MemInc = DMA_MINC_ENABLE;
  138. hdma_usart1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  139. hdma_usart1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  140. hdma_usart1_rx.Init.Mode = DMA_NORMAL;
  141. hdma_usart1_rx.Init.Priority = DMA_PRIORITY_LOW;
  142. if (HAL_DMA_Init(&hdma_usart1_rx) != HAL_OK)
  143. {
  144. Error_Handler();
  145. }
  146. __HAL_LINKDMA(huart,hdmarx,hdma_usart1_rx);
  147. /* USART1_TX Init */
  148. hdma_usart1_tx.Instance = DMA1_Channel4;
  149. hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
  150. hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
  151. hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE;
  152. hdma_usart1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  153. hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  154. hdma_usart1_tx.Init.Mode = DMA_NORMAL;
  155. hdma_usart1_tx.Init.Priority = DMA_PRIORITY_LOW;
  156. if (HAL_DMA_Init(&hdma_usart1_tx) != HAL_OK)
  157. {
  158. Error_Handler();
  159. }
  160. __HAL_LINKDMA(huart,hdmatx,hdma_usart1_tx);
  161. /* USER CODE BEGIN USART1_MspInit 1 */
  162. /* USER CODE END USART1_MspInit 1 */
  163. }
  164. }
  165. /**
  166. * @brief UART MSP De-Initialization
  167. * This function freeze the hardware resources used in this example
  168. * @param huart: UART handle pointer
  169. * @retval None
  170. */
  171. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  172. {
  173. if(huart->Instance==USART1)
  174. {
  175. /* USER CODE BEGIN USART1_MspDeInit 0 */
  176. /* USER CODE END USART1_MspDeInit 0 */
  177. /* Peripheral clock disable */
  178. __HAL_RCC_USART1_CLK_DISABLE();
  179. /**USART1 GPIO Configuration
  180. PA9 ------> USART1_TX
  181. PA10 ------> USART1_RX
  182. */
  183. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
  184. /* USART1 DMA DeInit */
  185. HAL_DMA_DeInit(huart->hdmarx);
  186. HAL_DMA_DeInit(huart->hdmatx);
  187. /* USART1 interrupt DeInit */
  188. HAL_NVIC_DisableIRQ(USART1_IRQn);
  189. /* USER CODE BEGIN USART1_MspDeInit 1 */
  190. /* USER CODE END USART1_MspDeInit 1 */
  191. }
  192. }
  193. /* USER CODE BEGIN 1 */
  194. /* USER CODE END 1 */
  195. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/