initial commit
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jazzpi
385
Core/Src/main.c
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385
Core/Src/main.c
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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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#include "stdio.h"
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#include "string.h"
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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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CAN_HandleTypeDef hcan;
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UART_HandleTypeDef huart1;
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/* USER CODE BEGIN PV */
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int16_t failsafe = 3000;
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CAN_HandleTypeDef CanHandle;
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CAN_TxHeaderTypeDef TxHeader;
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CAN_RxHeaderTypeDef RxHeader;
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uint8_t RxData[20];
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uint8_t TxData[20];
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uint8_t uart_data[8];
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uint32_t TxMailbox;
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uint8_t buffer[11]; //"log + frameid + daten
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int akku = 0;
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int indx = 0;
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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_CAN_Init(void);
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static void MX_USART1_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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void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan) {
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if (HAL_CAN_GetRxMessage(hcan, CAN_RX_FIFO0, &RxHeader, RxData) != HAL_OK) {
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Error_Handler();
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} else {
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switch (RxHeader.StdId) {
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case 0x500: // Logging frame
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memcpy(buffer, "LOG", 3);
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break;
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case 0x521: // Shunt current
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memcpy(buffer, "CUR", 3);
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return;
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break;
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case 0x42: // Panic frame
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HAL_GPIO_WritePin(GPIOB, GPIO_PIN_15, GPIO_PIN_RESET); // Open relay
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memcpy(buffer, "PAN", 3);
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break;
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default:
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return;
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memcpy(buffer, "???", 3);
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}
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memcpy(buffer + 3, RxData, 8);
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HAL_UART_Transmit_IT(&huart1, buffer, 11);
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}
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}
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void HAL_CAN_RxFifo1MsgPendingCallback(CAN_HandleTypeDef* handle) {
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HAL_GPIO_WritePin(GPIOB, GPIO_PIN_15, GPIO_PIN_RESET);
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}
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void HAL_UART_RxCpltCallback(UART_HandleTypeDef* handle) {
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if (uart_data[0] == 'C') {
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HAL_GPIO_WritePin(GPIOB, GPIO_PIN_15, GPIO_PIN_SET);
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// HAL_Delay(500);
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HAL_CAN_AddTxMessage(&hcan, &TxHeader, TxData, &TxMailbox);
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}
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HAL_UART_Receive_IT(&huart1, uart_data, 1);
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}
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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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buffer[0] = 'l';
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buffer[1] = 'o';
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buffer[2] = 'g';
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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_CAN_Init();
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MX_USART1_UART_Init();
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/* USER CODE BEGIN 2 */
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if (HAL_CAN_Start(&hcan) != HAL_OK) {
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Error_Handler();
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}
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CAN_FilterTypeDef canfilterconfig;
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canfilterconfig.FilterActivation = CAN_FILTER_ENABLE;
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canfilterconfig.FilterBank = 0;
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canfilterconfig.FilterFIFOAssignment = CAN_FILTER_FIFO0;
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canfilterconfig.FilterIdHigh = 0;
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canfilterconfig.FilterIdLow = 0;
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canfilterconfig.FilterMaskIdHigh = 0;
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canfilterconfig.FilterMaskIdLow = 0;
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canfilterconfig.FilterMode = CAN_FILTERMODE_IDMASK;
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canfilterconfig.FilterScale = CAN_FILTERSCALE_32BIT;
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canfilterconfig.SlaveStartFilterBank = 14;
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if (HAL_CAN_ConfigFilter(&hcan, &canfilterconfig) != HAL_OK) {
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Error_Handler();
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}
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if (HAL_CAN_ActivateNotification(&hcan, CAN_IT_RX_FIFO0_MSG_PENDING) !=
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HAL_OK) {
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Error_Handler();
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}
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TxHeader.StdId = 0x446; // ID assigned to the charger
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TxHeader.ExtId = 0x00;
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TxHeader.RTR = CAN_RTR_DATA;
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TxHeader.IDE = CAN_ID_STD;
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TxHeader.DLC = 0;
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TxHeader.TransmitGlobalTime = DISABLE;
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HAL_Delay(1000);
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// strcpy((char *)TxData, "akku");
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// HAL_CAN_AddTxMessage(&hcan, &TxHeader, TxData, &TxMailbox);
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HAL_UART_Receive_IT(&huart1, uart_data, 1);
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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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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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// if (HAL_UART_Receive(&huart1, data, 1, 100) == HAL_OK && data[0] == 'C') {
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// }
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if (HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_12) == 0) {
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HAL_GPIO_WritePin(GPIOB, GPIO_PIN_15, GPIO_PIN_RESET); // Relay schliessen
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}
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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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/** 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_HSI;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
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RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL4;
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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_DIV2;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
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{
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Error_Handler();
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}
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1;
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PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_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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}
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/**
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* @brief CAN 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_CAN_Init(void)
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{
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/* USER CODE BEGIN CAN_Init 0 */
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/* USER CODE END CAN_Init 0 */
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/* USER CODE BEGIN CAN_Init 1 */
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/* USER CODE END CAN_Init 1 */
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hcan.Instance = CAN;
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hcan.Init.Prescaler = 1;
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hcan.Init.Mode = CAN_MODE_NORMAL;
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hcan.Init.SyncJumpWidth = CAN_SJW_3TQ;
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hcan.Init.TimeSeg1 = CAN_BS1_13TQ;
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hcan.Init.TimeSeg2 = CAN_BS2_2TQ;
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hcan.Init.TimeTriggeredMode = DISABLE;
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hcan.Init.AutoBusOff = DISABLE;
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hcan.Init.AutoWakeUp = DISABLE;
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hcan.Init.AutoRetransmission = DISABLE;
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hcan.Init.ReceiveFifoLocked = DISABLE;
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hcan.Init.TransmitFifoPriority = DISABLE;
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if (HAL_CAN_Init(&hcan) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN CAN_Init 2 */
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/* USER CODE END CAN_Init 2 */
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}
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/**
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* @brief USART1 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_USART1_UART_Init(void)
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{
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/* USER CODE BEGIN USART1_Init 0 */
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/* USER CODE END USART1_Init 0 */
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/* USER CODE BEGIN USART1_Init 1 */
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/* USER CODE END USART1_Init 1 */
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huart1.Instance = USART1;
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huart1.Init.BaudRate = 115200;
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huart1.Init.WordLength = UART_WORDLENGTH_8B;
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huart1.Init.StopBits = UART_STOPBITS_1;
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huart1.Init.Parity = UART_PARITY_NONE;
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huart1.Init.Mode = UART_MODE_TX_RX;
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huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart1.Init.OverSampling = UART_OVERSAMPLING_16;
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huart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
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huart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
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if (HAL_UART_Init(&huart1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART1_Init 2 */
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/* USER CODE END USART1_Init 2 */
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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_GPIOB_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/*Configure GPIO pin Output Level */
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HAL_GPIO_WritePin(RelayCtrl_GPIO_Port, RelayCtrl_Pin, GPIO_PIN_RESET);
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/*Configure GPIO pin : SC_IN_Pin */
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GPIO_InitStruct.Pin = SC_IN_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(SC_IN_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pin : RelayCtrl_Pin */
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GPIO_InitStruct.Pin = RelayCtrl_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(RelayCtrl_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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/* 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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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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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
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number, ex: printf("Wrong parameters value: file %s on line %d\r\n", file,
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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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