main.c 7.0 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272
  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file : main.c
  5. * @brief : Main program body
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  10. * All rights reserved.</center></h2>
  11. *
  12. * This software component is licensed by ST under BSD 3-Clause license,
  13. * the "License"; You may not use this file except in compliance with the
  14. * License. You may obtain a copy of the License at:
  15. * opensource.org/licenses/BSD-3-Clause
  16. *
  17. ******************************************************************************
  18. */
  19. /* USER CODE END Header */
  20. /* Includes ------------------------------------------------------------------*/
  21. #include "main.h"
  22. /* Private includes ----------------------------------------------------------*/
  23. /* USER CODE BEGIN Includes */
  24. /* USER CODE END Includes */
  25. /* Private typedef -----------------------------------------------------------*/
  26. /* USER CODE BEGIN PTD */
  27. /* USER CODE END PTD */
  28. /* Private define ------------------------------------------------------------*/
  29. /* USER CODE BEGIN PD */
  30. /* USER CODE END PD */
  31. /* Private macro -------------------------------------------------------------*/
  32. /* USER CODE BEGIN PM */
  33. /* USER CODE END PM */
  34. /* Private variables ---------------------------------------------------------*/
  35. UART_HandleTypeDef huart1;
  36. DMA_HandleTypeDef hdma_usart1_rx;
  37. DMA_HandleTypeDef hdma_usart1_tx;
  38. /* USER CODE BEGIN PV */
  39. /* USER CODE END PV */
  40. /* Private function prototypes -----------------------------------------------*/
  41. void SystemClock_Config(void);
  42. static void MX_GPIO_Init(void);
  43. static void MX_DMA_Init(void);
  44. static void MX_USART1_UART_Init(void);
  45. static void MX_NVIC_Init(void);
  46. /* USER CODE BEGIN PFP */
  47. /* USER CODE END PFP */
  48. /* Private user code ---------------------------------------------------------*/
  49. /* USER CODE BEGIN 0 */
  50. #define ADC_EA 14
  51. __IO uint32_t ADCvalue[ADC_EA];
  52. /* USER CODE END 0 */
  53. /**
  54. * @brief The application entry point.
  55. * @retval int
  56. */
  57. int main(void)
  58. {
  59. /* USER CODE BEGIN 1 */
  60. /* USER CODE END 1 */
  61. /* MCU Configuration--------------------------------------------------------*/
  62. /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  63. HAL_Init();
  64. /* USER CODE BEGIN Init */
  65. /* USER CODE END Init */
  66. /* Configure the system clock */
  67. SystemClock_Config();
  68. /* USER CODE BEGIN SysInit */
  69. /* USER CODE END SysInit */
  70. /* Initialize all configured peripherals */
  71. MX_GPIO_Init();
  72. MX_DMA_Init();
  73. MX_USART1_UART_Init();
  74. /* Initialize interrupts */
  75. MX_NVIC_Init();
  76. /* USER CODE BEGIN 2 */
  77. /* USER CODE END 2 */
  78. /* Infinite loop */
  79. /* USER CODE BEGIN WHILE */
  80. while (1)
  81. {
  82. /* USER CODE END WHILE */
  83. /* USER CODE BEGIN 3 */
  84. }
  85. /* USER CODE END 3 */
  86. }
  87. /**
  88. * @brief System Clock Configuration
  89. * @retval None
  90. */
  91. void SystemClock_Config(void)
  92. {
  93. RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  94. RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  95. /** Initializes the CPU, AHB and APB busses clocks
  96. */
  97. RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  98. RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  99. RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
  100. RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  101. RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI_DIV2;
  102. RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL15;
  103. if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  104. {
  105. Error_Handler();
  106. }
  107. /** Initializes the CPU, AHB and APB busses clocks
  108. */
  109. RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  110. |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  111. RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  112. RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  113. RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  114. RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  115. if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  116. {
  117. Error_Handler();
  118. }
  119. }
  120. /**
  121. * @brief NVIC Configuration.
  122. * @retval None
  123. */
  124. static void MX_NVIC_Init(void)
  125. {
  126. /* DMA1_Channel5_IRQn interrupt configuration */
  127. HAL_NVIC_SetPriority(DMA1_Channel5_IRQn, 0, 0);
  128. HAL_NVIC_EnableIRQ(DMA1_Channel5_IRQn);
  129. /* DMA1_Channel4_IRQn interrupt configuration */
  130. HAL_NVIC_SetPriority(DMA1_Channel4_IRQn, 0, 0);
  131. HAL_NVIC_EnableIRQ(DMA1_Channel4_IRQn);
  132. /* USART1_IRQn interrupt configuration */
  133. HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
  134. HAL_NVIC_EnableIRQ(USART1_IRQn);
  135. }
  136. /**
  137. * @brief USART1 Initialization Function
  138. * @param None
  139. * @retval None
  140. */
  141. static void MX_USART1_UART_Init(void)
  142. {
  143. /* USER CODE BEGIN USART1_Init 0 */
  144. /* USER CODE END USART1_Init 0 */
  145. /* USER CODE BEGIN USART1_Init 1 */
  146. /* USER CODE END USART1_Init 1 */
  147. huart1.Instance = USART1;
  148. huart1.Init.BaudRate = 115200;
  149. huart1.Init.WordLength = UART_WORDLENGTH_8B;
  150. huart1.Init.StopBits = UART_STOPBITS_1;
  151. huart1.Init.Parity = UART_PARITY_NONE;
  152. huart1.Init.Mode = UART_MODE_TX_RX;
  153. huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  154. huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  155. if (HAL_UART_Init(&huart1) != HAL_OK)
  156. {
  157. Error_Handler();
  158. }
  159. /* USER CODE BEGIN USART1_Init 2 */
  160. /* USER CODE END USART1_Init 2 */
  161. }
  162. /**
  163. * Enable DMA controller clock
  164. */
  165. static void MX_DMA_Init(void)
  166. {
  167. /* DMA controller clock enable */
  168. __HAL_RCC_DMA1_CLK_ENABLE();
  169. }
  170. /**
  171. * @brief GPIO Initialization Function
  172. * @param None
  173. * @retval None
  174. */
  175. static void MX_GPIO_Init(void)
  176. {
  177. GPIO_InitTypeDef GPIO_InitStruct = {0};
  178. /* GPIO Ports Clock Enable */
  179. __HAL_RCC_GPIOA_CLK_ENABLE();
  180. /*Configure GPIO pin Output Level */
  181. HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15, GPIO_PIN_RESET);
  182. /*Configure GPIO pin : PA15 */
  183. GPIO_InitStruct.Pin = GPIO_PIN_15;
  184. GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  185. GPIO_InitStruct.Pull = GPIO_NOPULL;
  186. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  187. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  188. }
  189. /* USER CODE BEGIN 4 */
  190. /* USER CODE END 4 */
  191. /**
  192. * @brief This function is executed in case of error occurrence.
  193. * @retval None
  194. */
  195. void Error_Handler(void)
  196. {
  197. /* USER CODE BEGIN Error_Handler_Debug */
  198. /* User can add his own implementation to report the HAL error return state */
  199. /* USER CODE END Error_Handler_Debug */
  200. }
  201. #ifdef USE_FULL_ASSERT
  202. /**
  203. * @brief Reports the name of the source file and the source line number
  204. * where the assert_param error has occurred.
  205. * @param file: pointer to the source file name
  206. * @param line: assert_param error line source number
  207. * @retval None
  208. */
  209. void assert_failed(uint8_t *file, uint32_t line)
  210. {
  211. /* USER CODE BEGIN 6 */
  212. /* User can add his own implementation to report the file name and line number,
  213. tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  214. /* USER CODE END 6 */
  215. }
  216. #endif /* USE_FULL_ASSERT */
  217. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/