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207 lines
5.5 KiB
C

/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2025 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"
#include "adc.h"
#include "crc.h"
#include "dac.h"
#include "usart.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "printf.h"
#include "uart5_it.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 ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
/***************************************************************************//**
* @brief Character send interface for printf function
*//****************************************************************************/
void uart_putc(void *p, char c) {
Uart5_PutByte(c);
}
/* 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 */
SysTick_Config(SystemCoreClock / 1000);
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_ADC1_Init();
MX_CRC_Init();
MX_DAC1_Init();
MX_UART5_Init();
MX_USART2_UART_Init();
MX_USART3_UART_Init();
/* USER CODE BEGIN 2 */
Uart5_Init();
init_printf(NULL, &uart_putc); // connect printf to UART
printf("Nucleo-F303RE board\n");
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1) {
int c = Uart5_GetByte();
if (c != -1) { // new incoming data
Uart5_PutByte(c); // UART5rx --> UART5tx
LL_GPIO_TogglePin(GPIOA, LL_GPIO_PIN_5);
printf(" %u ms\n", HAL_GetTick());
}
/* 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_1);
while (LL_FLASH_GetLatency() != LL_FLASH_LATENCY_1) {
}
LL_RCC_HSE_Enable();
/* Wait till HSE is ready */
while (LL_RCC_HSE_IsReady() != 1) {
}
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, LL_RCC_PLL_MUL_5,
LL_RCC_PREDIV_DIV_1);
LL_RCC_PLL_Enable();
/* Wait till PLL is ready */
while (LL_RCC_PLL_IsReady() != 1) {
}
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_2);
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_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_SetSystemCoreClock(40000000);
/* Update the time base */
if (HAL_InitTick(TICK_INT_PRIORITY) != HAL_OK) {
Error_Handler();
}
LL_RCC_SetUSARTClockSource(LL_RCC_USART2_CLKSOURCE_SYSCLK);
LL_RCC_SetUSARTClockSource(LL_RCC_USART3_CLKSOURCE_SYSCLK);
LL_RCC_SetUARTClockSource(LL_RCC_UART5_CLKSOURCE_PCLK1);
LL_RCC_SetADCClockSource(LL_RCC_ADC12_CLKSRC_PLL_DIV_1);
}
/* 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 */
__disable_irq();
while (1) {
}
/* 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 */