main.c 9.9 KB

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  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. SD_HandleTypeDef hsd;
  36. TIM_HandleTypeDef htim3;
  37. UART_HandleTypeDef huart1;
  38. SRAM_HandleTypeDef hsram1;
  39. /* USER CODE BEGIN PV */
  40. /* USER CODE END PV */
  41. /* Private function prototypes -----------------------------------------------*/
  42. void SystemClock_Config(void);
  43. static void MX_GPIO_Init(void);
  44. static void MX_USART1_UART_Init(void);
  45. static void MX_FSMC_Init(void);
  46. static void MX_TIM3_Init(void);
  47. static void MX_SDIO_SD_Init(void);
  48. /* USER CODE BEGIN PFP */
  49. /* USER CODE END PFP */
  50. /* Private user code ---------------------------------------------------------*/
  51. /* USER CODE BEGIN 0 */
  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_USART1_UART_Init();
  73. MX_FSMC_Init();
  74. MX_TIM3_Init();
  75. MX_SDIO_SD_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_HSE;
  98. RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  99. RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  100. RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  101. RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  102. RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  103. RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  104. if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  105. {
  106. Error_Handler();
  107. }
  108. /** Initializes the CPU, AHB and APB busses clocks
  109. */
  110. RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  111. |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  112. RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  113. RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  114. RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  115. RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  116. if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  117. {
  118. Error_Handler();
  119. }
  120. }
  121. /**
  122. * @brief SDIO Initialization Function
  123. * @param None
  124. * @retval None
  125. */
  126. static void MX_SDIO_SD_Init(void)
  127. {
  128. /* USER CODE BEGIN SDIO_Init 0 */
  129. /* USER CODE END SDIO_Init 0 */
  130. /* USER CODE BEGIN SDIO_Init 1 */
  131. /* USER CODE END SDIO_Init 1 */
  132. hsd.Instance = SDIO;
  133. hsd.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
  134. hsd.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
  135. hsd.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
  136. hsd.Init.BusWide = SDIO_BUS_WIDE_1B;
  137. hsd.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_DISABLE;
  138. hsd.Init.ClockDiv = 0;
  139. if (HAL_SD_Init(&hsd) != HAL_OK)
  140. {
  141. Error_Handler();
  142. }
  143. if (HAL_SD_ConfigWideBusOperation(&hsd, SDIO_BUS_WIDE_4B) != HAL_OK)
  144. {
  145. Error_Handler();
  146. }
  147. /* USER CODE BEGIN SDIO_Init 2 */
  148. /* USER CODE END SDIO_Init 2 */
  149. }
  150. /**
  151. * @brief TIM3 Initialization Function
  152. * @param None
  153. * @retval None
  154. */
  155. static void MX_TIM3_Init(void)
  156. {
  157. /* USER CODE BEGIN TIM3_Init 0 */
  158. /* USER CODE END TIM3_Init 0 */
  159. TIM_Encoder_InitTypeDef sConfig = {0};
  160. TIM_MasterConfigTypeDef sMasterConfig = {0};
  161. /* USER CODE BEGIN TIM3_Init 1 */
  162. /* USER CODE END TIM3_Init 1 */
  163. htim3.Instance = TIM3;
  164. htim3.Init.Prescaler = 0;
  165. htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
  166. htim3.Init.Period = 0;
  167. htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  168. htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  169. sConfig.EncoderMode = TIM_ENCODERMODE_TI1;
  170. sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
  171. sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
  172. sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
  173. sConfig.IC1Filter = 0;
  174. sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
  175. sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
  176. sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
  177. sConfig.IC2Filter = 0;
  178. if (HAL_TIM_Encoder_Init(&htim3, &sConfig) != HAL_OK)
  179. {
  180. Error_Handler();
  181. }
  182. sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  183. sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  184. if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
  185. {
  186. Error_Handler();
  187. }
  188. /* USER CODE BEGIN TIM3_Init 2 */
  189. /* USER CODE END TIM3_Init 2 */
  190. }
  191. /**
  192. * @brief USART1 Initialization Function
  193. * @param None
  194. * @retval None
  195. */
  196. static void MX_USART1_UART_Init(void)
  197. {
  198. /* USER CODE BEGIN USART1_Init 0 */
  199. /* USER CODE END USART1_Init 0 */
  200. /* USER CODE BEGIN USART1_Init 1 */
  201. /* USER CODE END USART1_Init 1 */
  202. huart1.Instance = USART1;
  203. huart1.Init.BaudRate = 115200;
  204. huart1.Init.WordLength = UART_WORDLENGTH_8B;
  205. huart1.Init.StopBits = UART_STOPBITS_1;
  206. huart1.Init.Parity = UART_PARITY_NONE;
  207. huart1.Init.Mode = UART_MODE_TX_RX;
  208. huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  209. huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  210. if (HAL_UART_Init(&huart1) != HAL_OK)
  211. {
  212. Error_Handler();
  213. }
  214. /* USER CODE BEGIN USART1_Init 2 */
  215. /* USER CODE END USART1_Init 2 */
  216. }
  217. /**
  218. * @brief GPIO Initialization Function
  219. * @param None
  220. * @retval None
  221. */
  222. static void MX_GPIO_Init(void)
  223. {
  224. /* GPIO Ports Clock Enable */
  225. __HAL_RCC_GPIOC_CLK_ENABLE();
  226. __HAL_RCC_GPIOF_CLK_ENABLE();
  227. __HAL_RCC_GPIOG_CLK_ENABLE();
  228. __HAL_RCC_GPIOE_CLK_ENABLE();
  229. __HAL_RCC_GPIOD_CLK_ENABLE();
  230. __HAL_RCC_GPIOA_CLK_ENABLE();
  231. }
  232. /* FSMC initialization function */
  233. static void MX_FSMC_Init(void)
  234. {
  235. /* USER CODE BEGIN FSMC_Init 0 */
  236. /* USER CODE END FSMC_Init 0 */
  237. FSMC_NORSRAM_TimingTypeDef Timing = {0};
  238. /* USER CODE BEGIN FSMC_Init 1 */
  239. /* USER CODE END FSMC_Init 1 */
  240. /** Perform the SRAM1 memory initialization sequence
  241. */
  242. hsram1.Instance = FSMC_NORSRAM_DEVICE;
  243. hsram1.Extended = FSMC_NORSRAM_EXTENDED_DEVICE;
  244. /* hsram1.Init */
  245. hsram1.Init.NSBank = FSMC_NORSRAM_BANK3;
  246. hsram1.Init.DataAddressMux = FSMC_DATA_ADDRESS_MUX_DISABLE;
  247. hsram1.Init.MemoryType = FSMC_MEMORY_TYPE_SRAM;
  248. hsram1.Init.MemoryDataWidth = FSMC_NORSRAM_MEM_BUS_WIDTH_16;
  249. hsram1.Init.BurstAccessMode = FSMC_BURST_ACCESS_MODE_DISABLE;
  250. hsram1.Init.WaitSignalPolarity = FSMC_WAIT_SIGNAL_POLARITY_LOW;
  251. hsram1.Init.WrapMode = FSMC_WRAP_MODE_DISABLE;
  252. hsram1.Init.WaitSignalActive = FSMC_WAIT_TIMING_BEFORE_WS;
  253. hsram1.Init.WriteOperation = FSMC_WRITE_OPERATION_ENABLE;
  254. hsram1.Init.WaitSignal = FSMC_WAIT_SIGNAL_DISABLE;
  255. hsram1.Init.ExtendedMode = FSMC_EXTENDED_MODE_DISABLE;
  256. hsram1.Init.AsynchronousWait = FSMC_ASYNCHRONOUS_WAIT_DISABLE;
  257. hsram1.Init.WriteBurst = FSMC_WRITE_BURST_DISABLE;
  258. /* Timing */
  259. Timing.AddressSetupTime = 0;
  260. Timing.AddressHoldTime = 15;
  261. Timing.DataSetupTime = 3;
  262. Timing.BusTurnAroundDuration = 0;
  263. Timing.CLKDivision = 16;
  264. Timing.DataLatency = 17;
  265. Timing.AccessMode = FSMC_ACCESS_MODE_A;
  266. /* ExtTiming */
  267. if (HAL_SRAM_Init(&hsram1, &Timing, NULL) != HAL_OK)
  268. {
  269. Error_Handler( );
  270. }
  271. /** Disconnect NADV
  272. */
  273. __HAL_AFIO_FSMCNADV_DISCONNECTED();
  274. /* USER CODE BEGIN FSMC_Init 2 */
  275. /* USER CODE END FSMC_Init 2 */
  276. }
  277. /* USER CODE BEGIN 4 */
  278. /* USER CODE END 4 */
  279. /**
  280. * @brief This function is executed in case of error occurrence.
  281. * @retval None
  282. */
  283. void Error_Handler(void)
  284. {
  285. /* USER CODE BEGIN Error_Handler_Debug */
  286. /* User can add his own implementation to report the HAL error return state */
  287. /* USER CODE END Error_Handler_Debug */
  288. }
  289. #ifdef USE_FULL_ASSERT
  290. /**
  291. * @brief Reports the name of the source file and the source line number
  292. * where the assert_param error has occurred.
  293. * @param file: pointer to the source file name
  294. * @param line: assert_param error line source number
  295. * @retval None
  296. */
  297. void assert_failed(uint8_t *file, uint32_t line)
  298. {
  299. /* USER CODE BEGIN 6 */
  300. /* User can add his own implementation to report the file name and line number,
  301. tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  302. /* USER CODE END 6 */
  303. }
  304. #endif /* USE_FULL_ASSERT */
  305. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/