polarimeter_software/Core/Src/main.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 "dma.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "bsp_encoder.h"
#include "data_sampling.h"
#include "pm_device.h"
#include "tim.h"
#include <rtthread.h>
#include "et_log.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 */
pm_device_t pm_device;
/* 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 */

/* 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 */

    /* USER CODE BEGIN SysInit */

    /* USER CODE END SysInit */

    /* Initialize all configured peripherals */

    /* USER CODE BEGIN 2 */
    et_log_init(DEBUG_LEVEL, false, true);
    pm_device_init(&pm_device);
    /* USER CODE END 2 */

    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    pm_device_start(&pm_device);
    while (1)
    {
        /* USER CODE END WHILE */

        /* USER CODE BEGIN 3 */
        rt_thread_mdelay(1000);
        //pm_lcd_cmd_send("TEST\r\n", 6);
#if (TEST_ENCODER_PLUSE == 1)
        rt_kprintf("count:%d\r\n", pm_encoder_get_count());
#endif
        //pm_system_led_toggle(); // Toggle the system LEDs
    }
    /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
    RCC_OscInitTypeDef       RCC_OscInitStruct = {0};
    RCC_ClkInitTypeDef       RCC_ClkInitStruct = {0};
    RCC_PeriphCLKInitTypeDef PeriphClkInit     = {0};

    /** 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.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
    RCC_OscInitStruct.HSIState       = RCC_HSI_ON;
    RCC_OscInitStruct.PLL.PLLState   = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource  = RCC_PLLSOURCE_HSE;
    RCC_OscInitStruct.PLL.PLLMUL     = RCC_PLL_MUL9;
    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_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
    {
        Error_Handler();
    }
    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
    PeriphClkInit.AdcClockSelection    = RCC_ADCPCLK2_DIV6;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
    {
        Error_Handler();
    }
}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
  * @brief  Period elapsed callback in non blocking mode
  * @note   This function is called  when TIM8 interrupt took place, inside
  * HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
  * a global variable "uwTick" used as application time base.
  * @param  htim : TIM handle
  * @retval None
  */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
    /* USER CODE BEGIN Callback 0 */

    /* USER CODE END Callback 0 */
    if (htim->Instance == TIM8)
    {
        HAL_IncTick();
    }
    /* USER CODE BEGIN Callback 1 */
    if (htim->Instance == SAMPLING_TIM.Instance)
    {
        pm_system_led_toggle();
#if (TEST_ENCODER_PLUSE == 0)
        //data_sampling_once();
#endif
    }
#if (USING_SOFT_ENCODER == 0)
    if (htim->Instance == ENCODER_TIM.Instance)
    {
        rt_interrupt_enter();
        if (pm_encoder_counting_down()) // if encoder count down
            encoder_tim_overflow_count--;
        else                            // if encoder count up
            encoder_tim_overflow_count++;
        rt_interrupt_leave();           // Enable interrupts
    }
#endif                                  // USING_SOFT_ENCODER
    if (htim->Instance == TIMESTAMP_TIM.Instance)
    {
        rt_interrupt_enter();
        timestamp_tim_overflow_count++;
        rt_interrupt_leave();
    }
    /* USER CODE END Callback 1 */
}

/**
  * @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 */