text: /* USER CODE BEGIN Header */
  /**
    ******************************************************************************
    * @file           : main.c
    * @brief          : Main program body
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
    * All rights reserved.</center></h2>
    *
    * This software component is licensed by ST under Ultimate Liberty license
    * SLA0044, the "License"; You may not use this file except in compliance with
    * the License. You may obtain a copy of the License at:
    *                             www.st.com/SLA0044
    *
    ******************************************************************************
    */
  /* USER CODE END Header */
  /* Includes ------------------------------------------------------------------*/
  #include "main.h"
  #include "cmsis_os.h"
  
  /* Private includes ----------------------------------------------------------*/
  /* USER CODE BEGIN Includes */
  
  /* 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 ---------------------------------------------------------*/
  
  osThreadId toggleGreenHandle;
  osThreadId toggleRedHandle;
  /* USER CODE BEGIN PV */
  
  /* USER CODE END PV */
  
  /* Private function prototypes -----------------------------------------------*/
  void SystemClock_Config(void);
  static void MX_GPIO_Init(void);
  void toggleGreenHook(void const * argument);
  void toggleRedHook(void const * argument);
  
  /* USER CODE BEGIN PFP */
  
  /* USER CODE END PFP */
  
  /* Private user code ---------------------------------------------------------*/
  /* USER CODE BEGIN 0 */
  void shared_function();
  int flag = 1;
  /* 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();
    /* USER CODE BEGIN 2 */
  
    /* USER CODE END 2 */
  
    /* USER CODE BEGIN RTOS_MUTEX */
    /* add mutexes, ... */
    /* USER CODE END RTOS_MUTEX */
  
    /* USER CODE BEGIN RTOS_SEMAPHORES */
    /* add semaphores, ... */
    /* USER CODE END RTOS_SEMAPHORES */
  
    /* USER CODE BEGIN RTOS_TIMERS */
    /* start timers, add new ones, ... */
    /* USER CODE END RTOS_TIMERS */
  
    /* USER CODE BEGIN RTOS_QUEUES */
    /* add queues, ... */
    /* USER CODE END RTOS_QUEUES */
  
    /* Create the thread(s) */
    /* definition and creation of toggleGreen */
    osThreadDef(toggleGreen, toggleGreenHook, osPriorityNormal, 0, 128);
    toggleGreenHandle = osThreadCreate(osThread(toggleGreen), NULL);
  
    /* definition and creation of toggleRed */
    osThreadDef(toggleRed, toggleRedHook, osPriorityNormal, 0, 128);
    toggleRedHandle = osThreadCreate(osThread(toggleRed), NULL);
  
    /* USER CODE BEGIN RTOS_THREADS */
    /* add threads, ... */
    /* USER CODE END RTOS_THREADS */
  
    /* Start scheduler */
    osKernelStart();
  
    /* We should never get here as control is now taken by the scheduler */
    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    while (1)
    {
      /* 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_SCALE3);
    /** Initializes the RCC Oscillators according to the specified parameters
    * in the RCC_OscInitTypeDef structure.
    */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
    RCC_OscInitStruct.HSIState = RCC_HSI_ON;
    RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
    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_HSI;
    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_0) != HAL_OK)
    {
      Error_Handler();
    }
  }
  
  /**
    * @brief GPIO Initialization Function
    * @param None
    * @retval None
    */
  static void MX_GPIO_Init(void)
  {
    GPIO_InitTypeDef GPIO_InitStruct = {0};
  
    /* GPIO Ports Clock Enable */
    __HAL_RCC_GPIOC_CLK_ENABLE();
    __HAL_RCC_GPIOA_CLK_ENABLE();
  
    /*Configure GPIO pin Output Level */
    HAL_GPIO_WritePin(GPIOC, EBlue_Pin|ERed_Pin, GPIO_PIN_RESET);
  
    /*Configure GPIO pin Output Level */
    HAL_GPIO_WritePin(EGreen_GPIO_Port, EGreen_Pin, GPIO_PIN_RESET);
  
    /*Configure GPIO pins : EBlue_Pin ERed_Pin */
    GPIO_InitStruct.Pin = EBlue_Pin|ERed_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
  
    /*Configure GPIO pin : EGreen_Pin */
    GPIO_InitStruct.Pin = EGreen_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    HAL_GPIO_Init(EGreen_GPIO_Port, &GPIO_InitStruct);
  
  }
  
  /* USER CODE BEGIN 4 */
  
  /* USER CODE END 4 */
  
  /* USER CODE BEGIN Header_toggleGreenHook */
  /**
    * @brief  Function implementing the toggleGreen thread.
    * @param  argument: Not used
    * @retval None
    */
  /* USER CODE END Header_toggleGreenHook */
  void toggleGreenHook(void const * argument)
  {
  	for(;;)
  	{
  		HAL_GPIO_WritePin(EGreen_GPIO_Port, EGreen_Pin, GPIO_PIN_SET);
  		osDelay(3000);
  		vTaskSuspendAll();
  		shared_function();
  		xTaskResumeAll();
  		HAL_GPIO_WritePin(EGreen_GPIO_Port, EGreen_Pin, GPIO_PIN_RESET);
  		osDelay(500);
  	}
  }
  
  /* USER CODE BEGIN Header_toggleRedHook */
  /**
  * @brief Function implementing the toggleRed thread.
  * @param argument: Not used
  * @retval None
  */
  void toggleRedHook(void const * argument)
  {
  	for(;;)
  	{
  		HAL_GPIO_WritePin(ERed_GPIO_Port, ERed_Pin, GPIO_PIN_SET);
  		osDelay(1000);
  		vTaskSuspendAll();
  		shared_function();
  		xTaskResumeAll();
  		HAL_GPIO_WritePin(ERed_GPIO_Port, ERed_Pin, GPIO_PIN_RESET);
  		osDelay(500);
  	}
  }
  /* USER CODE END Header_toggleRedHook */
  
  
  
  void shared_function() {
  	if( flag == 1 ) {
  		flag = 0;
  		HAL_Delay(3000);
  		flag = 1;
  		HAL_GPIO_WritePin(EBlue_GPIO_Port, EBlue_Pin, GPIO_PIN_RESET);
  	} else {
  		// Show an alert turning the blue LED on
  		HAL_GPIO_WritePin(EBlue_GPIO_Port, EBlue_Pin, GPIO_PIN_SET);
  	}
  }
  
  
   /**
    * @brief  Period elapsed callback in non blocking mode
    * @note   This function is called  when TIM1 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 == TIM1) {
      HAL_IncTick();
    }
    /* USER CODE BEGIN Callback 1 */
  
    /* 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 */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  