ALPAKA/CAN-Demo
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CAN-Demo/Core/Src/main.c
CarlWachter 1f6f610c61 cleaned up demo
2023-12-08 15:36:31 +01:00

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2023 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
//#include <sta/devices/stm32/can.hpp>
extern void testCan(CAN_HandleTypeDef * handle);
extern void testCanMsg(CAN_HandleTypeDef * handle, uint8_t payload[8]);
extern void unpackValues(uint8_t packedByte, uint8_t* type_id, uint8_t* sensor_ID, uint8_t* value, uint8_t* include);
extern uint8_t packValues(uint8_t type_id, uint8_t sensor_ID, uint8_t value, uint8_t include);
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
CAN_RxHeaderTypeDef rxHeader; //CAN Bus Transmit Header
CAN_TxHeaderTypeDef txHeader; //CAN Bus Receive Header
uint8_t canRX[8] = {0,0,0,0,0,0,0,0}; //CAN Bus Receive Buffer
CAN_FilterTypeDef canfilterconfig;
uint32_t canMailbox; //CAN Bus Mail box variable
uint8_t received = 0;
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
CAN_HandleTypeDef hcan1;
UART_HandleTypeDef huart4;
/* USER CODE BEGIN PV */
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_UART4_Init(void);
static void MX_CAN1_Init(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_UART4_Init();
MX_CAN1_Init();
/* USER CODE BEGIN 2 */
/*txHeader.DLC = 8;
txHeader.IDE = CAN_ID_STD;
txHeader.RTR = CAN_RTR_DATA;
txHeader.StdId = 0x030;
txHeader.ExtId = 0x02;
txHeader.TransmitGlobalTime = DISABLE;*/
canfilterconfig.FilterActivation = CAN_FILTER_ENABLE;
canfilterconfig.FilterBank = 18;
canfilterconfig.FilterFIFOAssignment = CAN_RX_FIFO0;
canfilterconfig.FilterIdHigh = 0;
canfilterconfig.FilterIdLow = 0x466<<5;
canfilterconfig.FilterMaskIdHigh = 0;
canfilterconfig.FilterMaskIdLow = 0x466<<5;
canfilterconfig.FilterMode = CAN_FILTERMODE_IDMASK;
canfilterconfig.FilterScale = CAN_FILTERSCALE_32BIT;
canfilterconfig.SlaveStartFilterBank = 20;
HAL_CAN_ConfigFilter(&hcan1, &canfilterconfig);
HAL_CAN_Start(&hcan1);
if (HAL_CAN_ActivateNotification(&hcan1, CAN_IT_RX_FIFO0_MSG_PENDING) != HAL_OK)
{
Error_Handler();
}
//testCan(&hcan1);
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
//HAL_Delay(1);
//HAL_GPIO_WritePin(GPIOB,GPIO_PIN_12, GPIO_PIN_RESET);
//HAL_Delay(100);
//HAL_GPIO_WritePin(GPIOB,GPIO_PIN_12, GPIO_PIN_SET);#
//testCan(&hcan1);
/*HAL_CAN_GetRxMessage(&hcan1, CAN_RX_FIFO0, &rxHeader, canRX);
if (canRX[0] != 0){
HAL_GPIO_TogglePin(GPIOD,GPIO_PIN_8);
HAL_Delay(1000);
}
uint8_t csend[] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08};
//HAL_CAN_AddTxMessage(&hcan1,&txHeader,csend,&canMailbox);*/
/*HAL_GPIO_WritePin(GPIOD,GPIO_PIN_8, GPIO_PIN_RESET);
HAL_Delay(100);
HAL_GPIO_WritePin(GPIOD,GPIO_PIN_8, GPIO_PIN_SET);*/
//testCanMsg(&hcan1, canRX);
if (received == 1){
testCanMsg(&hcan1, canRX);
received = 0;
}
HAL_Delay(1000);
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Configure the main internal regulator output voltage
*/
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 4;
RCC_OscInitStruct.PLL.PLLN = 64;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 4;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV4;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief CAN1 Initialization Function
* @param None
* @retval None
*/
static void MX_CAN1_Init(void)
{
/* USER CODE BEGIN CAN1_Init 0 */
/* USER CODE END CAN1_Init 0 */
/* USER CODE BEGIN CAN1_Init 1 */
/* USER CODE END CAN1_Init 1 */
hcan1.Instance = CAN1;
hcan1.Init.Prescaler = 8;
hcan1.Init.Mode = CAN_MODE_NORMAL;
hcan1.Init.SyncJumpWidth = CAN_SJW_1TQ;
hcan1.Init.TimeSeg1 = CAN_BS1_2TQ;
hcan1.Init.TimeSeg2 = CAN_BS2_7TQ;
hcan1.Init.TimeTriggeredMode = DISABLE;
hcan1.Init.AutoBusOff = DISABLE;
hcan1.Init.AutoWakeUp = DISABLE;
hcan1.Init.AutoRetransmission = ENABLE;
hcan1.Init.ReceiveFifoLocked = DISABLE;
hcan1.Init.TransmitFifoPriority = DISABLE;
if (HAL_CAN_Init(&hcan1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN CAN1_Init 2 */
/* USER CODE END CAN1_Init 2 */
}
/**
* @brief UART4 Initialization Function
* @param None
* @retval None
*/
static void MX_UART4_Init(void)
{
/* USER CODE BEGIN UART4_Init 0 */
/* USER CODE END UART4_Init 0 */
/* USER CODE BEGIN UART4_Init 1 */
/* USER CODE END UART4_Init 1 */
huart4.Instance = UART4;
huart4.Init.BaudRate = 115200;
huart4.Init.WordLength = UART_WORDLENGTH_8B;
huart4.Init.StopBits = UART_STOPBITS_1;
huart4.Init.Parity = UART_PARITY_NONE;
huart4.Init.Mode = UART_MODE_TX_RX;
huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart4.Init.OverSampling = UART_OVERSAMPLING_16;
if (HAL_UART_Init(&huart4) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN UART4_Init 2 */
/* USER CODE END UART4_Init 2 */
}
/**
* @brief GPIO Initialization Function
* @param None
* @retval None
*/
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
/* USER CODE BEGIN MX_GPIO_Init_1 */
/* USER CODE END MX_GPIO_Init_1 */
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOH_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, GPIO_PIN_12|GPIO_PIN_13, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOD, GPIO_PIN_8|GPIO_PIN_9, GPIO_PIN_RESET);
/*Configure GPIO pins : PB12 PB13 */
GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_13;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pins : PD8 PD9 */
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/*Configure GPIO pins : PC10 PC11 PC12 */
GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/* USER CODE BEGIN MX_GPIO_Init_2 */
/* USER CODE END MX_GPIO_Init_2 */
}
/* USER CODE BEGIN 4 */
void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan1)
{
HAL_GPIO_TogglePin(GPIOD,GPIO_PIN_8);
received = 1;
HAL_CAN_GetRxMessage(hcan1, CAN_RX_FIFO0, &rxHeader, canRX);
/*uint8_t type_id, sensor_ID, value, include;
unpackValues(canRX, *type_id, *sensor_ID, *value, *include);
if (type_id == 0 && sensor_ID == 1){
if (value == 0){
HAL_GPIO_WritePin(GPIOD,GPIO_PIN_8, GPIO_PIN_RESET);
}else{
HAL_GPIO_WritePin(GPIOD,GPIO_PIN_8, GPIO_PIN_SET);
}
}*/
}
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
{
HAL_GPIO_TogglePin(GPIOD,GPIO_PIN_9);
HAL_Delay(1000);
}
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
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