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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 Ultimate Liberty license
  13.   * SLA0044, the "License"; You may not use this file except in compliance with
  14.   * the License. You may obtain a copy of the License at:
  15.   *                             www.st.com/SLA0044
  16.   *
  17.   ******************************************************************************
  18.   */
  19. /* USER CODE END Header */
  20.  
  21. /* Includes ------------------------------------------------------------------*/
  22. #include "main.h"
  23. #include "usb_device.h"
  24.  
  25. /* Private includes ----------------------------------------------------------*/
  26. /* USER CODE BEGIN Includes */
  27. #include "leds.h"
  28. #include "dmx.h"
  29. /* Includes ------------------------------------------------------------------*/
  30. #include "usbd_cdc_if.h"
  31.  
  32. /* USER CODE END Includes */
  33.  
  34. /* Private typedef -----------------------------------------------------------*/
  35. /* USER CODE BEGIN PTD */
  36.  
  37. /* USER CODE END PTD */
  38.  
  39. /* Private define ------------------------------------------------------------*/
  40. /* USER CODE BEGIN PD */
  41.  
  42. /* USER CODE END PD */
  43.  
  44. /* Private macro -------------------------------------------------------------*/
  45. /* USER CODE BEGIN PM */
  46.  
  47. /* USER CODE END PM */
  48.  
  49. /* Private variables ---------------------------------------------------------*/
  50. SPI_HandleTypeDef hspi1;
  51. DMA_HandleTypeDef hdma_spi1_tx;
  52.  
  53. UART_HandleTypeDef huart1;
  54.  
  55.  
  56. /* USER CODE BEGIN PV */
  57.  
  58. /* USER CODE END PV */
  59.  
  60. /* Private function prototypes -----------------------------------------------*/
  61. void SystemClock_Config(void);
  62. static void MX_GPIO_Init(void);
  63. static void MX_DMA_Init(void);
  64. static void MX_SPI1_Init(void);
  65. static void MX_USART1_UART_Init(void);
  66. /* USER CODE BEGIN PFP */
  67.  
  68. /* USER CODE END PFP */
  69.  
  70. /* Private user code ---------------------------------------------------------*/
  71. /* USER CODE BEGIN 0 */
  72.  
  73. /* USER CODE END 0 */
  74.  
  75. /**
  76.   * @brief  The application entry point.
  77.   * @retval int
  78.   */
  79. int main(void)
  80. {
  81.   /* USER CODE BEGIN 1 */
  82.  
  83.   /* USER CODE END 1 */
  84.  
  85.  
  86.   /* MCU Configuration--------------------------------------------------------*/
  87.  
  88.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  89.   HAL_Init();
  90.  
  91.   /* USER CODE BEGIN Init */
  92.  
  93.   /* USER CODE END Init */
  94.  
  95.   /* Configure the system clock */
  96.   SystemClock_Config();
  97.  
  98.   /* USER CODE BEGIN SysInit */
  99.  
  100.   /* USER CODE END SysInit */
  101.  
  102.   /* Initialize all configured peripherals */
  103.   MX_GPIO_Init();
  104.   MX_DMA_Init();
  105.   MX_SPI1_Init();
  106.   MX_USART1_UART_Init();
  107.   MX_USB_DEVICE_Init();
  108.   /* USER CODE BEGIN 2 */
  109.  
  110.   /* USER CODE END 2 */
  111.  
  112.   /* Infinite loop */
  113.   /* USER CODE BEGIN WHILE */
  114.   while (1)
  115.   {
  116.     /* USER CODE END WHILE */
  117.  
  118.     /* USER CODE BEGIN 3 */
  119.  
  120.           if(DMX_State == DMX_BREAK)
  121.           {
  122.                   CDC_Transmit_FS("CDC\r\n",5);
  123.                   DMX_State = DMX_IDLE;
  124.           }
  125.     CDC_Transmit_FS("boop\r\n",6);
  126.  
  127.  
  128.  
  129.     sendLeds();
  130.     HAL_Delay(100);
  131.  
  132.   }
  133.   /* USER CODE END 3 */
  134. }
  135.  
  136. /**
  137.   * @brief System Clock Configuration
  138.   * @retval None
  139.   */
  140. void SystemClock_Config(void)
  141. {
  142.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  143.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  144.   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  145.  
  146.   /** Initializes the CPU, AHB and APB busses clocks
  147.   */
  148.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  149.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  150.   RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  151.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  152.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  153.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  154.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  155.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  156.   {
  157.     Error_Handler();
  158.   }
  159.   /** Initializes the CPU, AHB and APB busses clocks
  160.   */
  161.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  162.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  163.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  164.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  165.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  166.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  167.  
  168.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  169.   {
  170.     Error_Handler();
  171.   }
  172.   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
  173.   PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
  174.   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  175.   {
  176.     Error_Handler();
  177.   }
  178. }
  179.  
  180. /**
  181.   * @brief SPI1 Initialization Function
  182.   * @param None
  183.   * @retval None
  184.   */
  185. static void MX_SPI1_Init(void)
  186. {
  187.  
  188.   /* USER CODE BEGIN SPI1_Init 0 */
  189.  
  190.   /* USER CODE END SPI1_Init 0 */
  191.  
  192.   /* USER CODE BEGIN SPI1_Init 1 */
  193.  
  194.   /* USER CODE END SPI1_Init 1 */
  195.   /* SPI1 parameter configuration*/
  196.   hspi1.Instance = SPI1;
  197.   hspi1.Init.Mode = SPI_MODE_MASTER;
  198.   hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  199.   hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  200.   hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  201.   hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  202.   hspi1.Init.NSS = SPI_NSS_SOFT;
  203.   hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
  204.   hspi1.Init.FirstBit = SPI_FIRSTBIT_LSB;
  205.   hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  206.   hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  207.   hspi1.Init.CRCPolynomial = 10;
  208.   if (HAL_SPI_Init(&hspi1) != HAL_OK)
  209.   {
  210.     Error_Handler();
  211.   }
  212.   /* USER CODE BEGIN SPI1_Init 2 */
  213.  
  214.   /* USER CODE END SPI1_Init 2 */
  215.  
  216. }
  217.  
  218. /**
  219.   * @brief USART1 Initialization Function
  220.   * @param None
  221.   * @retval None
  222.   */
  223. static void MX_USART1_UART_Init(void)
  224. {
  225.  
  226.   /* USER CODE BEGIN USART1_Init 0 */
  227.  
  228.   /* USER CODE END USART1_Init 0 */
  229.  
  230.   /* USER CODE BEGIN USART1_Init 1 */
  231.  
  232.   /* USER CODE END USART1_Init 1 */
  233.   huart1.Instance = USART1;
  234.   huart1.Init.BaudRate = 115200;
  235.   huart1.Init.WordLength = UART_WORDLENGTH_8B;
  236.   huart1.Init.StopBits = UART_STOPBITS_1;
  237.   huart1.Init.Parity = UART_PARITY_NONE;
  238.   huart1.Init.Mode = UART_MODE_TX_RX;
  239.   huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  240.   huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  241.   if (HAL_UART_Init(&huart1) != HAL_OK)
  242.   {
  243.     Error_Handler();
  244.   }
  245.   /* USER CODE BEGIN USART1_Init 2 */
  246.  
  247.   /* USER CODE END USART1_Init 2 */
  248.  
  249. }
  250.  
  251. /**
  252.   * Enable DMA controller clock
  253.   */
  254. static void MX_DMA_Init(void)
  255. {
  256.   /* DMA controller clock enable */
  257.   __HAL_RCC_DMA1_CLK_ENABLE();
  258.  
  259.   /* DMA interrupt init */
  260.   /* DMA1_Channel3_IRQn interrupt configuration */
  261.   HAL_NVIC_SetPriority(DMA1_Channel3_IRQn, 0, 0);
  262.   HAL_NVIC_EnableIRQ(DMA1_Channel3_IRQn);
  263.  
  264. }
  265.  
  266. /**
  267.   * @brief GPIO Initialization Function
  268.   * @param None
  269.   * @retval None
  270.   */
  271. static void MX_GPIO_Init(void)
  272. {
  273.  
  274.   /* GPIO Ports Clock Enable */
  275.   __HAL_RCC_GPIOD_CLK_ENABLE();
  276.   __HAL_RCC_GPIOA_CLK_ENABLE();
  277.  
  278. }
  279.  
  280. /* USER CODE BEGIN 4 */
  281.  
  282. /* USER CODE END 4 */
  283.  
  284. /**
  285.   * @brief  This function is executed in case of error occurrence.
  286.   * @retval None
  287.   */
  288. void Error_Handler(void)
  289. {
  290.   /* USER CODE BEGIN Error_Handler_Debug */
  291.   /* User can add his own implementation to report the HAL error return state */
  292.  
  293.   /* USER CODE END Error_Handler_Debug */
  294. }
  295.  
  296. #ifdef  USE_FULL_ASSERT
  297. /**
  298.   * @brief  Reports the name of the source file and the source line number
  299.   *         where the assert_param error has occurred.
  300.   * @param  file: pointer to the source file name
  301.   * @param  line: assert_param error line source number
  302.   * @retval None
  303.   */
  304. void assert_failed(uint8_t *file, uint32_t line)
  305. {
  306.   /* USER CODE BEGIN 6 */
  307.   /* User can add his own implementation to report the file name and line number,
  308.      tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  309.   /* USER CODE END 6 */
  310. }
  311. #endif /* USE_FULL_ASSERT */
  312.  
  313. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  314.