text: /* USER CODE BEGIN Header */
  /**
    ******************************************************************************
    * @file           : main.c
    * @brief          : Main program body
    ******************************************************************************
    * @attention
    *
    * Copyright (c) 2022 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 <stdarg.h>
  #include <stdio.h>
  #include "string.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 ---------------------------------------------------------*/
  ADC_HandleTypeDef hadc1;
  
  TIM_HandleTypeDef htim1;
  
  UART_HandleTypeDef huart1;
  
  /* USER CODE BEGIN PV */
  
  /* USER CODE END PV */
  
  /* Private function prototypes -----------------------------------------------*/
  void SystemClock_Config(void);
  static void MX_GPIO_Init(void);
  static void MX_USART1_UART_Init(void);
  static void MX_TIM1_Init(void);
  static void MX_ADC1_Init(void);
  /* USER CODE BEGIN PFP */
  
  /* USER CODE END PFP */
  
  /* Private user code ---------------------------------------------------------*/
  /* USER CODE BEGIN 0 */
  uint8_t rbuf [1] = {0};
  
  uint16_t raw;
  uint32_t temp;
  char msg[20];
  
  int ledStatus1 = 1;
  int ledStatus2 = 1;
  
  
  void toogleLed1(void){
  	HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_15);
  	ledStatus1 = 1 - ledStatus1;
  	rbuf[0] = 0;
  }
  
  void toogleLed2(void){
  	HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_14);
  	ledStatus2 = 1 - ledStatus2;
  	rbuf[0] = 0;
  }
  
  void println(char * str){
  	  HAL_UART_Transmit(&huart1, (uint8_t *) str, strlen(str), 100);
  	  char newline[2] = "\r\n";
  	  HAL_UART_Transmit(&huart1, (uint8_t *) newline, 2, 10);
  }
  
  
  void calcTemp(){
  	HAL_ADC_Start(&hadc1);
  	HAL_ADC_PollForConversion(&hadc1, HAL_MAX_DELAY);
  	raw = HAL_ADC_GetValue(&hadc1);
  	temp = (raw*500)/4095;
  }
  
  
  void sendTemperatureAndLedStatus(){
  	sprintf(msg,"%lu,%d,%d",temp, ledStatus1, ledStatus2);
  	HAL_UART_Transmit(&huart1, (uint8_t *) msg, strlen(msg),HAL_MAX_DELAY);
  }
  
  
  /* 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_USART1_UART_Init();
    MX_TIM1_Init();
    MX_ADC1_Init();
    /* USER CODE BEGIN 2 */
  
    HAL_TIM_Base_Start_IT(&htim1);
  
    /* USER CODE END 2 */
  
    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    while (1)
    {
  	  HAL_UART_Receive(&huart1, rbuf, 1, 100);
  	  if(rbuf[0] == '1'){
  		  toogleLed1();
  
  		  calcTemp();
  		  sendTemperatureAndLedStatus();
  	  }else if(rbuf[0] == '2'){
  		  toogleLed2();
  
  		  calcTemp();
  		  sendTemperatureAndLedStatus();
  	  }
  
  
      /* 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};
    RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  
    /** 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_DIV1;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  
    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
    {
      Error_Handler();
    }
    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
    PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV2;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
    {
      Error_Handler();
    }
  }
  
  /**
    * @brief ADC1 Initialization Function
    * @param None
    * @retval None
    */
  static void MX_ADC1_Init(void)
  {
  
    /* USER CODE BEGIN ADC1_Init 0 */
  
    /* USER CODE END ADC1_Init 0 */
  
    ADC_ChannelConfTypeDef sConfig = {0};
  
    /* USER CODE BEGIN ADC1_Init 1 */
  
    /* USER CODE END ADC1_Init 1 */
    /** Common config
    */
    hadc1.Instance = ADC1;
    hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE;
    hadc1.Init.ContinuousConvMode = DISABLE;
    hadc1.Init.DiscontinuousConvMode = DISABLE;
    hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
    hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
    hadc1.Init.NbrOfConversion = 1;
    if (HAL_ADC_Init(&hadc1) != HAL_OK)
    {
      Error_Handler();
    }
    /** Configure Regular Channel
    */
    sConfig.Channel = ADC_CHANNEL_0;
    sConfig.Rank = ADC_REGULAR_RANK_1;
    sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
    if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
    {
      Error_Handler();
    }
    /* USER CODE BEGIN ADC1_Init 2 */
  
    /* USER CODE END ADC1_Init 2 */
  
  }
  
  /**
    * @brief TIM1 Initialization Function
    * @param None
    * @retval None
    */
  static void MX_TIM1_Init(void)
  {
  
    /* USER CODE BEGIN TIM1_Init 0 */
  
    /* USER CODE END TIM1_Init 0 */
  
    TIM_ClockConfigTypeDef sClockSourceConfig = {0};
    TIM_SlaveConfigTypeDef sSlaveConfig = {0};
    TIM_MasterConfigTypeDef sMasterConfig = {0};
  
    /* USER CODE BEGIN TIM1_Init 1 */
  
    /* USER CODE END TIM1_Init 1 */
    htim1.Instance = TIM1;
    htim1.Init.Prescaler = 1000;
    htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
    htim1.Init.Period = 65535;
    htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
    htim1.Init.RepetitionCounter = 0;
    htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
    if (HAL_TIM_Base_Init(&htim1) != HAL_OK)
    {
      Error_Handler();
    }
    sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
    if (HAL_TIM_ConfigClockSource(&htim1, &sClockSourceConfig) != HAL_OK)
    {
      Error_Handler();
    }
    sSlaveConfig.SlaveMode = TIM_SLAVEMODE_RESET;
    sSlaveConfig.InputTrigger = TIM_TS_ITR0;
    if (HAL_TIM_SlaveConfigSynchro(&htim1, &sSlaveConfig) != HAL_OK)
    {
      Error_Handler();
    }
    sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
    sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
    if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)
    {
      Error_Handler();
    }
    /* USER CODE BEGIN TIM1_Init 2 */
  
    /* USER CODE END TIM1_Init 2 */
  
  }
  
  /**
    * @brief USART1 Initialization Function
    * @param None
    * @retval None
    */
  static void MX_USART1_UART_Init(void)
  {
  
    /* USER CODE BEGIN USART1_Init 0 */
  
    /* USER CODE END USART1_Init 0 */
  
    /* USER CODE BEGIN USART1_Init 1 */
  
    /* USER CODE END USART1_Init 1 */
    huart1.Instance = USART1;
    huart1.Init.BaudRate = 9600;
    huart1.Init.WordLength = UART_WORDLENGTH_8B;
    huart1.Init.StopBits = UART_STOPBITS_1;
    huart1.Init.Parity = UART_PARITY_NONE;
    huart1.Init.Mode = UART_MODE_TX_RX;
    huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart1.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_UART_Init(&huart1) != HAL_OK)
    {
      Error_Handler();
    }
    /* USER CODE BEGIN USART1_Init 2 */
  
    /* USER CODE END USART1_Init 2 */
  
  }
  
  /**
    * @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_GPIOA_CLK_ENABLE();
  
    /*Configure GPIO pin Output Level */
    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_14|GPIO_PIN_15, GPIO_PIN_RESET);
  
    /*Configure GPIO pins : PA14 PA15 */
    GPIO_InitStruct.Pin = GPIO_PIN_14|GPIO_PIN_15;
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull = GPIO_PULLDOWN;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  
  }
  
  /* USER CODE BEGIN 4 */
  
  void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim){
  	  calcTemp();
  	  sendTemperatureAndLedStatus();
  }
  
  /* 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 */
  
  