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| Rev | Author | Line No. | Line |
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| 2 | mjames | 1 | /* USER CODE BEGIN Header */ |
| 2 | /** |
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| 3 | ****************************************************************************** |
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| 4 | * @file : main.c |
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| 5 | * @brief : Main program body |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * <h2><center>© Copyright (c) 2019 STMicroelectronics. |
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| 10 | * All rights reserved.</center></h2> |
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| 11 | * |
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| 12 | * This software component is licensed by ST under Ultimate Liberty license |
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| 13 | * SLA0044, the "License"; You may not use this file except in compliance with |
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| 14 | * the License. You may obtain a copy of the License at: |
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| 15 | * www.st.com/SLA0044 |
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| 16 | * |
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| 17 | ****************************************************************************** |
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| 18 | */ |
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| 19 | /* USER CODE END Header */ |
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| 20 | |||
| 21 | /* Includes ------------------------------------------------------------------*/ |
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| 22 | #include "main.h" |
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| 23 | #include "usb_device.h" |
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| 24 | |||
| 25 | /* Private includes ----------------------------------------------------------*/ |
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| 26 | /* USER CODE BEGIN Includes */ |
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| 27 | #include "leds.h" |
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| 28 | /* Includes ------------------------------------------------------------------*/ |
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| 29 | #include "usbd_cdc_if.h" |
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| 30 | |||
| 31 | /* USER CODE END Includes */ |
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| 32 | |||
| 33 | /* Private typedef -----------------------------------------------------------*/ |
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| 34 | /* USER CODE BEGIN PTD */ |
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| 35 | |||
| 36 | /* USER CODE END PTD */ |
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| 37 | |||
| 38 | /* Private define ------------------------------------------------------------*/ |
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| 39 | /* USER CODE BEGIN PD */ |
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| 40 | |||
| 41 | /* USER CODE END PD */ |
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| 42 | |||
| 43 | /* Private macro -------------------------------------------------------------*/ |
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| 44 | /* USER CODE BEGIN PM */ |
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| 45 | |||
| 46 | /* USER CODE END PM */ |
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| 47 | |||
| 48 | /* Private variables ---------------------------------------------------------*/ |
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| 49 | SPI_HandleTypeDef hspi1; |
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| 50 | DMA_HandleTypeDef hdma_spi1_tx; |
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| 51 | |||
| 52 | UART_HandleTypeDef huart1; |
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| 53 | |||
| 54 | /* USER CODE BEGIN PV */ |
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| 55 | |||
| 56 | /* USER CODE END PV */ |
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| 57 | |||
| 58 | /* Private function prototypes -----------------------------------------------*/ |
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| 59 | void SystemClock_Config(void); |
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| 60 | static void MX_GPIO_Init(void); |
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| 61 | static void MX_DMA_Init(void); |
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| 62 | static void MX_SPI1_Init(void); |
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| 63 | static void MX_USART1_UART_Init(void); |
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| 64 | /* USER CODE BEGIN PFP */ |
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| 65 | |||
| 66 | /* USER CODE END PFP */ |
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| 67 | |||
| 68 | /* Private user code ---------------------------------------------------------*/ |
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| 69 | /* USER CODE BEGIN 0 */ |
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| 70 | |||
| 71 | /* USER CODE END 0 */ |
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| 72 | |||
| 73 | /** |
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| 74 | * @brief The application entry point. |
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| 75 | * @retval int |
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| 76 | */ |
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| 77 | int main(void) |
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| 78 | { |
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| 79 | /* USER CODE BEGIN 1 */ |
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| 80 | |||
| 81 | /* USER CODE END 1 */ |
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| 82 | |||
| 83 | |||
| 84 | /* MCU Configuration--------------------------------------------------------*/ |
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| 85 | |||
| 86 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
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| 87 | HAL_Init(); |
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| 88 | |||
| 89 | /* USER CODE BEGIN Init */ |
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| 90 | |||
| 91 | /* USER CODE END Init */ |
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| 92 | |||
| 93 | /* Configure the system clock */ |
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| 94 | SystemClock_Config(); |
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| 95 | |||
| 96 | /* USER CODE BEGIN SysInit */ |
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| 97 | |||
| 98 | /* USER CODE END SysInit */ |
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| 99 | |||
| 100 | /* Initialize all configured peripherals */ |
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| 101 | MX_GPIO_Init(); |
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| 102 | MX_DMA_Init(); |
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| 103 | MX_SPI1_Init(); |
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| 104 | MX_USART1_UART_Init(); |
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| 105 | MX_USB_DEVICE_Init(); |
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| 106 | /* USER CODE BEGIN 2 */ |
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| 107 | |||
| 108 | /* USER CODE END 2 */ |
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| 109 | |||
| 110 | /* Infinite loop */ |
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| 111 | /* USER CODE BEGIN WHILE */ |
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| 112 | while (1) |
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| 113 | { |
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| 114 | /* USER CODE END WHILE */ |
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| 115 | |||
| 116 | /* USER CODE BEGIN 3 */ |
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| 117 | CDC_Transmit_FS("boop\r\n",6); |
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| 118 | sendLeds(); |
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| 119 | HAL_Delay(100); |
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| 120 | |||
| 121 | } |
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| 122 | /* USER CODE END 3 */ |
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| 123 | } |
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| 124 | |||
| 125 | /** |
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| 126 | * @brief System Clock Configuration |
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| 127 | * @retval None |
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| 128 | */ |
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| 129 | void SystemClock_Config(void) |
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| 130 | { |
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| 131 | RCC_OscInitTypeDef RCC_OscInitStruct = {0}; |
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| 132 | RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; |
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| 133 | RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; |
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| 134 | |||
| 135 | /** Initializes the CPU, AHB and APB busses clocks |
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| 136 | */ |
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| 137 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; |
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| 138 | RCC_OscInitStruct.HSEState = RCC_HSE_ON; |
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| 139 | RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; |
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| 140 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
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| 141 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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| 142 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; |
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| 143 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; |
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| 144 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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| 145 | { |
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| 146 | Error_Handler(); |
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| 147 | } |
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| 148 | /** Initializes the CPU, AHB and APB busses clocks |
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| 149 | */ |
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| 150 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
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| 151 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
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| 152 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
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| 153 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
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| 154 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; |
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| 155 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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| 156 | |||
| 157 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) |
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| 158 | { |
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| 159 | Error_Handler(); |
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| 160 | } |
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| 161 | PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB; |
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| 162 | PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5; |
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| 163 | if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) |
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| 164 | { |
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| 165 | Error_Handler(); |
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| 166 | } |
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| 167 | } |
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| 168 | |||
| 169 | /** |
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| 170 | * @brief SPI1 Initialization Function |
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| 171 | * @param None |
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| 172 | * @retval None |
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| 173 | */ |
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| 174 | static void MX_SPI1_Init(void) |
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| 175 | { |
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| 176 | |||
| 177 | /* USER CODE BEGIN SPI1_Init 0 */ |
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| 178 | |||
| 179 | /* USER CODE END SPI1_Init 0 */ |
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| 180 | |||
| 181 | /* USER CODE BEGIN SPI1_Init 1 */ |
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| 182 | |||
| 183 | /* USER CODE END SPI1_Init 1 */ |
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| 184 | /* SPI1 parameter configuration*/ |
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| 185 | hspi1.Instance = SPI1; |
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| 186 | hspi1.Init.Mode = SPI_MODE_MASTER; |
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| 187 | hspi1.Init.Direction = SPI_DIRECTION_2LINES; |
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| 188 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
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| 189 | hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; |
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| 190 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
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| 191 | hspi1.Init.NSS = SPI_NSS_SOFT; |
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| 192 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8; |
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| 193 | hspi1.Init.FirstBit = SPI_FIRSTBIT_LSB; |
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| 194 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
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| 195 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
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| 196 | hspi1.Init.CRCPolynomial = 10; |
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| 197 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
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| 198 | { |
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| 199 | Error_Handler(); |
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| 200 | } |
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| 201 | /* USER CODE BEGIN SPI1_Init 2 */ |
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| 202 | |||
| 203 | /* USER CODE END SPI1_Init 2 */ |
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| 204 | |||
| 205 | } |
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| 206 | |||
| 207 | /** |
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| 208 | * @brief USART1 Initialization Function |
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| 209 | * @param None |
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| 210 | * @retval None |
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| 211 | */ |
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| 212 | static void MX_USART1_UART_Init(void) |
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| 213 | { |
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| 214 | |||
| 215 | /* USER CODE BEGIN USART1_Init 0 */ |
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| 216 | |||
| 217 | /* USER CODE END USART1_Init 0 */ |
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| 218 | |||
| 219 | /* USER CODE BEGIN USART1_Init 1 */ |
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| 220 | |||
| 221 | /* USER CODE END USART1_Init 1 */ |
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| 222 | huart1.Instance = USART1; |
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| 223 | huart1.Init.BaudRate = 115200; |
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| 224 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
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| 225 | huart1.Init.StopBits = UART_STOPBITS_1; |
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| 226 | huart1.Init.Parity = UART_PARITY_NONE; |
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| 227 | huart1.Init.Mode = UART_MODE_TX_RX; |
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| 228 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
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| 229 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
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| 230 | if (HAL_UART_Init(&huart1) != HAL_OK) |
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| 231 | { |
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| 232 | Error_Handler(); |
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| 233 | } |
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| 234 | /* USER CODE BEGIN USART1_Init 2 */ |
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| 235 | |||
| 236 | /* USER CODE END USART1_Init 2 */ |
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| 237 | |||
| 238 | } |
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| 239 | |||
| 240 | /** |
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| 241 | * Enable DMA controller clock |
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| 242 | */ |
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| 243 | static void MX_DMA_Init(void) |
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| 244 | { |
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| 245 | /* DMA controller clock enable */ |
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| 246 | __HAL_RCC_DMA1_CLK_ENABLE(); |
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| 247 | |||
| 248 | /* DMA interrupt init */ |
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| 249 | /* DMA1_Channel3_IRQn interrupt configuration */ |
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| 250 | HAL_NVIC_SetPriority(DMA1_Channel3_IRQn, 0, 0); |
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| 251 | HAL_NVIC_EnableIRQ(DMA1_Channel3_IRQn); |
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| 252 | |||
| 253 | } |
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| 254 | |||
| 255 | /** |
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| 256 | * @brief GPIO Initialization Function |
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| 257 | * @param None |
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| 258 | * @retval None |
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| 259 | */ |
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| 260 | static void MX_GPIO_Init(void) |
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| 261 | { |
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| 262 | |||
| 263 | /* GPIO Ports Clock Enable */ |
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| 264 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
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| 265 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
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| 266 | |||
| 267 | } |
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| 268 | |||
| 269 | /* USER CODE BEGIN 4 */ |
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| 270 | |||
| 271 | /* USER CODE END 4 */ |
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| 272 | |||
| 273 | /** |
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| 274 | * @brief This function is executed in case of error occurrence. |
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| 275 | * @retval None |
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| 276 | */ |
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| 277 | void Error_Handler(void) |
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| 278 | { |
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| 279 | /* USER CODE BEGIN Error_Handler_Debug */ |
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| 280 | /* User can add his own implementation to report the HAL error return state */ |
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| 281 | |||
| 282 | /* USER CODE END Error_Handler_Debug */ |
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| 283 | } |
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| 284 | |||
| 285 | #ifdef USE_FULL_ASSERT |
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| 286 | /** |
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| 287 | * @brief Reports the name of the source file and the source line number |
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| 288 | * where the assert_param error has occurred. |
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| 289 | * @param file: pointer to the source file name |
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| 290 | * @param line: assert_param error line source number |
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| 291 | * @retval None |
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| 292 | */ |
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| 293 | void assert_failed(uint8_t *file, uint32_t line) |
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| 294 | { |
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| 295 | /* USER CODE BEGIN 6 */ |
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| 296 | /* User can add his own implementation to report the file name and line number, |
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| 297 | tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
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| 298 | /* USER CODE END 6 */ |
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| 299 | } |
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| 300 | #endif /* USE_FULL_ASSERT */ |
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| 301 | |||
| 302 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |