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386 lines
10 KiB
386 lines
10 KiB
2 years ago
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2022 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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I2C_HandleTypeDef hi2c1;
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SPI_HandleTypeDef hspi1;
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DMA_HandleTypeDef hdma_spi1_rx;
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UART_HandleTypeDef huart2;
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DMA_HandleTypeDef hdma_usart2_tx;
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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static void MX_GPIO_Init(void);
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static void MX_DMA_Init(void);
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static void MX_I2C1_Init(void);
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static void MX_SPI1_Init(void);
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static void MX_USART2_UART_Init(void);
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/**
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* @brief The application entry point.
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* @retval int
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*/
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int main(void)
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{
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/* MCU Configuration--------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* USER CODE BEGIN Init */
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/* USER CODE END Init */
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/* Configure the system clock */
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SystemClock_Config();
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/* USER CODE BEGIN SysInit */
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/* USER CODE END SysInit */
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_DMA_Init();
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MX_I2C1_Init();
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MX_SPI1_Init();
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MX_USART2_UART_Init();
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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while (1)
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{
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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}
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/* USER CODE END 3 */
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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/** Configure LSE Drive Capability
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*/
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HAL_PWR_EnableBkUpAccess();
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__HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE|RCC_OSCILLATORTYPE_MSI;
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RCC_OscInitStruct.LSEState = RCC_LSE_ON;
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RCC_OscInitStruct.MSIState = RCC_MSI_ON;
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RCC_OscInitStruct.MSICalibrationValue = 0;
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RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_6;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI;
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RCC_OscInitStruct.PLL.PLLM = 1;
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RCC_OscInitStruct.PLL.PLLN = 16;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7;
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RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
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RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
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{
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Error_Handler();
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}
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2|RCC_PERIPHCLK_I2C1;
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PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
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PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_PCLK1;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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{
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Error_Handler();
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}
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/** Configure the main internal regulator output voltage
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*/
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if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)
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{
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Error_Handler();
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}
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/** Enable MSI Auto calibration
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*/
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HAL_RCCEx_EnableMSIPLLMode();
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}
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/**
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* @brief I2C1 Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_I2C1_Init(void)
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{
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/* USER CODE BEGIN I2C1_Init 0 */
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/* USER CODE END I2C1_Init 0 */
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/* USER CODE BEGIN I2C1_Init 1 */
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/* USER CODE END I2C1_Init 1 */
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hi2c1.Instance = I2C1;
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hi2c1.Init.Timing = 0x00707CBB;
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hi2c1.Init.OwnAddress1 = 0;
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hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
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hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
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hi2c1.Init.OwnAddress2 = 0;
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hi2c1.Init.OwnAddress2Masks = I2C_OA2_NOMASK;
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hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
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hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
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if (HAL_I2C_Init(&hi2c1) != HAL_OK)
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{
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Error_Handler();
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}
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/** Configure Analogue filter
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*/
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if (HAL_I2CEx_ConfigAnalogFilter(&hi2c1, I2C_ANALOGFILTER_ENABLE) != HAL_OK)
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{
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Error_Handler();
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}
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/** Configure Digital filter
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*/
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if (HAL_I2CEx_ConfigDigitalFilter(&hi2c1, 0) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN I2C1_Init 2 */
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/* USER CODE END I2C1_Init 2 */
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}
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/**
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* @brief SPI1 Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_SPI1_Init(void)
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{
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/* USER CODE BEGIN SPI1_Init 0 */
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/* USER CODE END SPI1_Init 0 */
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/* USER CODE BEGIN SPI1_Init 1 */
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/* USER CODE END SPI1_Init 1 */
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/* SPI1 parameter configuration*/
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hspi1.Instance = SPI1;
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hspi1.Init.Mode = SPI_MODE_MASTER;
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hspi1.Init.Direction = SPI_DIRECTION_2LINES;
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hspi1.Init.DataSize = SPI_DATASIZE_4BIT;
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hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
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hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
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hspi1.Init.NSS = SPI_NSS_SOFT;
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hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
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hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi1.Init.CRCPolynomial = 7;
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hspi1.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE;
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hspi1.Init.NSSPMode = SPI_NSS_PULSE_ENABLE;
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if (HAL_SPI_Init(&hspi1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN SPI1_Init 2 */
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/* USER CODE END SPI1_Init 2 */
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}
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/**
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* @brief USART2 Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_USART2_UART_Init(void)
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{
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/* USER CODE BEGIN USART2_Init 0 */
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/* USER CODE END USART2_Init 0 */
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/* USER CODE BEGIN USART2_Init 1 */
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/* USER CODE END USART2_Init 1 */
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huart2.Instance = USART2;
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huart2.Init.BaudRate = 115200;
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huart2.Init.WordLength = UART_WORDLENGTH_8B;
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huart2.Init.StopBits = UART_STOPBITS_1;
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huart2.Init.Parity = UART_PARITY_NONE;
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huart2.Init.Mode = UART_MODE_TX_RX;
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huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart2.Init.OverSampling = UART_OVERSAMPLING_16;
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huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
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huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
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if (HAL_UART_Init(&huart2) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART2_Init 2 */
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/* USER CODE END USART2_Init 2 */
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}
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/**
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* Enable DMA controller clock
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*/
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static void MX_DMA_Init(void)
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{
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/* DMA controller clock enable */
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__HAL_RCC_DMA1_CLK_ENABLE();
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__HAL_RCC_DMA2_CLK_ENABLE();
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/* DMA interrupt init */
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/* DMA1_Channel7_IRQn interrupt configuration */
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HAL_NVIC_SetPriority(DMA1_Channel7_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(DMA1_Channel7_IRQn);
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/* DMA2_Channel3_IRQn interrupt configuration */
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HAL_NVIC_SetPriority(DMA2_Channel3_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(DMA2_Channel3_IRQn);
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}
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/**
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* @brief GPIO Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_GPIO_Init(void)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* GPIO Ports Clock Enable */
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__HAL_RCC_GPIOC_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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/*Configure GPIO pin Output Level */
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HAL_GPIO_WritePin(LD3_GPIO_Port, LD3_Pin, GPIO_PIN_RESET);
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/*Configure GPIO pin : LD3_Pin */
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GPIO_InitStruct.Pin = LD3_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(LD3_GPIO_Port, &GPIO_InitStruct);
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}
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/* USER CODE BEGIN 4 */
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @retval None
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*/
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void Error_Handler(void)
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{
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/* USER CODE BEGIN Error_Handler_Debug */
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/* User can add his own implementation to report the HAL error return state */
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__disable_irq();
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while (1)
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{
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}
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/* USER CODE END Error_Handler_Debug */
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}
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#ifdef USE_FULL_ASSERT
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||
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/**
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||
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* @brief Reports the name of the source file and the source line number
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||
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* where the assert_param error has occurred.
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||
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* @param file: pointer to the source file name
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||
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* @param line: assert_param error line source number
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||
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* @retval None
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||
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*/
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||
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif /* USE_FULL_ASSERT */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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