317 lines
8.7 KiB
C
317 lines
8.7 KiB
C
/* USER CODE BEGIN Header */
|
|
/**
|
|
******************************************************************************
|
|
* @file : main.c
|
|
* @brief : Main program body
|
|
******************************************************************************
|
|
* @attention
|
|
*
|
|
* <h2><center>© Copyright (c) 2020 STMicroelectronics.
|
|
* All rights reserved.</center></h2>
|
|
*
|
|
* This software component is licensed by ST under BSD 3-Clause license,
|
|
* the "License"; You may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at:
|
|
* opensource.org/licenses/BSD-3-Clause
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
/* USER CODE END Header */
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "main.h"
|
|
|
|
/* Private includes ----------------------------------------------------------*/
|
|
/* USER CODE BEGIN Includes */
|
|
#include "app.h"
|
|
/* USER CODE END Includes */
|
|
|
|
/* Private typedef -----------------------------------------------------------*/
|
|
/* USER CODE BEGIN PTD */
|
|
|
|
/* USER CODE END PTD */
|
|
|
|
/* Private define ------------------------------------------------------------*/
|
|
/* USER CODE BEGIN PD */
|
|
/* USER CODE END PD */
|
|
|
|
/* Private macro -------------------------------------------------------------*/
|
|
/* USER CODE BEGIN PM */
|
|
|
|
/* USER CODE END PM */
|
|
|
|
/* Private variables ---------------------------------------------------------*/
|
|
CAN_HandleTypeDef hcan1;
|
|
|
|
/* USER CODE BEGIN PV */
|
|
|
|
/* USER CODE END PV */
|
|
|
|
/* Private function prototypes -----------------------------------------------*/
|
|
void SystemClock_Config(void);
|
|
static void MX_GPIO_Init(void);
|
|
void MX_CAN1_Init(void);
|
|
static void MX_USART2_UART_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_USART2_UART_Init();
|
|
/* USER CODE BEGIN 2 */
|
|
/* Initialize the bootloader application. */
|
|
AppInit();
|
|
/* USER CODE END 2 */
|
|
|
|
/* Infinite loop */
|
|
/* USER CODE BEGIN WHILE */
|
|
while (1)
|
|
{
|
|
/* Run the bootloader application. */
|
|
AppTask();
|
|
/* USER CODE END WHILE */
|
|
|
|
/* USER CODE BEGIN 3 */
|
|
}
|
|
/* USER CODE END 3 */
|
|
}
|
|
|
|
/**
|
|
* @brief System Clock Configuration
|
|
* @retval None
|
|
*/
|
|
void SystemClock_Config(void)
|
|
{
|
|
LL_FLASH_SetLatency(LL_FLASH_LATENCY_4);
|
|
while(LL_FLASH_GetLatency()!= LL_FLASH_LATENCY_4)
|
|
{
|
|
}
|
|
LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE1);
|
|
LL_RCC_HSI_Enable();
|
|
|
|
/* Wait till HSI is ready */
|
|
while(LL_RCC_HSI_IsReady() != 1)
|
|
{
|
|
|
|
}
|
|
LL_RCC_HSI_SetCalibTrimming(16);
|
|
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSI, LL_RCC_PLLM_DIV_1, 10, LL_RCC_PLLR_DIV_2);
|
|
LL_RCC_PLL_EnableDomain_SYS();
|
|
LL_RCC_PLL_Enable();
|
|
|
|
/* Wait till PLL is ready */
|
|
while(LL_RCC_PLL_IsReady() != 1)
|
|
{
|
|
|
|
}
|
|
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);
|
|
|
|
/* Wait till System clock is ready */
|
|
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)
|
|
{
|
|
|
|
}
|
|
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
|
|
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_1);
|
|
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_1);
|
|
LL_SetSystemCoreClock(80000000);
|
|
|
|
/* Update the time base */
|
|
if (HAL_InitTick (TICK_INT_PRIORITY) != HAL_OK)
|
|
{
|
|
Error_Handler();
|
|
}
|
|
LL_RCC_SetUSARTClockSource(LL_RCC_USART2_CLKSOURCE_PCLK1);
|
|
}
|
|
|
|
/**
|
|
* @brief CAN1 Initialization Function
|
|
* @param None
|
|
* @retval None
|
|
*/
|
|
void MX_CAN1_Init(void)
|
|
{
|
|
|
|
/* USER CODE BEGIN CAN1_Init 0 */
|
|
/* Note that this function is generated but not actually used. The bootloader handles
|
|
* the CAN initialization.
|
|
*/
|
|
/* USER CODE END CAN1_Init 0 */
|
|
|
|
/* USER CODE BEGIN CAN1_Init 1 */
|
|
|
|
/* USER CODE END CAN1_Init 1 */
|
|
hcan1.Instance = CAN1;
|
|
hcan1.Init.Prescaler = 16;
|
|
hcan1.Init.Mode = CAN_MODE_NORMAL;
|
|
hcan1.Init.SyncJumpWidth = CAN_SJW_1TQ;
|
|
hcan1.Init.TimeSeg1 = CAN_BS1_4TQ;
|
|
hcan1.Init.TimeSeg2 = CAN_BS2_1TQ;
|
|
hcan1.Init.TimeTriggeredMode = DISABLE;
|
|
hcan1.Init.AutoBusOff = DISABLE;
|
|
hcan1.Init.AutoWakeUp = DISABLE;
|
|
hcan1.Init.AutoRetransmission = DISABLE;
|
|
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 USART2 Initialization Function
|
|
* @param None
|
|
* @retval None
|
|
*/
|
|
static void MX_USART2_UART_Init(void)
|
|
{
|
|
|
|
/* USER CODE BEGIN USART2_Init 0 */
|
|
|
|
/* USER CODE END USART2_Init 0 */
|
|
|
|
LL_USART_InitTypeDef USART_InitStruct = {0};
|
|
|
|
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
|
|
|
|
/* Peripheral clock enable */
|
|
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART2);
|
|
|
|
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA);
|
|
/**USART2 GPIO Configuration
|
|
PA2 ------> USART2_TX
|
|
PA3 ------> USART2_RX
|
|
*/
|
|
GPIO_InitStruct.Pin = LL_GPIO_PIN_2|LL_GPIO_PIN_3;
|
|
GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
|
|
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH;
|
|
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
|
|
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
|
|
GPIO_InitStruct.Alternate = LL_GPIO_AF_7;
|
|
LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
/* USER CODE BEGIN USART2_Init 1 */
|
|
/* Note that the USART initialization that follows here is don't care. It is
|
|
* reconfigured upon bootloader initialization with function Rs232Init().
|
|
*/
|
|
/* USER CODE END USART2_Init 1 */
|
|
USART_InitStruct.BaudRate = 115200;
|
|
USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
|
|
USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
|
|
USART_InitStruct.Parity = LL_USART_PARITY_NONE;
|
|
USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
|
|
USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
|
|
USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16;
|
|
LL_USART_Init(USART2, &USART_InitStruct);
|
|
LL_USART_ConfigAsyncMode(USART2);
|
|
LL_USART_Enable(USART2);
|
|
/* USER CODE BEGIN USART2_Init 2 */
|
|
|
|
/* USER CODE END USART2_Init 2 */
|
|
|
|
}
|
|
|
|
/**
|
|
* @brief GPIO Initialization Function
|
|
* @param None
|
|
* @retval None
|
|
*/
|
|
static void MX_GPIO_Init(void)
|
|
{
|
|
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
|
|
|
|
/* GPIO Ports Clock Enable */
|
|
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC);
|
|
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA);
|
|
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOB);
|
|
|
|
/**/
|
|
LL_GPIO_ResetOutputPin(GPIOA, LL_GPIO_PIN_5);
|
|
|
|
/**/
|
|
GPIO_InitStruct.Pin = LL_GPIO_PIN_13;
|
|
GPIO_InitStruct.Mode = LL_GPIO_MODE_INPUT;
|
|
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
|
|
LL_GPIO_Init(GPIOC, &GPIO_InitStruct);
|
|
|
|
/**/
|
|
GPIO_InitStruct.Pin = LL_GPIO_PIN_5;
|
|
GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
|
|
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
|
|
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
|
|
LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
}
|
|
|
|
/* USER CODE BEGIN 4 */
|
|
|
|
/* 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 */
|
|
|
|
/* 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,
|
|
tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
|
|
/* USER CODE END 6 */
|
|
}
|
|
#endif /* USE_FULL_ASSERT */
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|