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/* USER CODE BEGIN Header */

/**

 ******************************************************************************

 * @file           : main.c

 * @brief          : Main program body

 ******************************************************************************

 * @attention

 *

 * Copyright (c) 2023 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"

// #define TEST_CODE

/* Private includes ----------------------------------------------------------*/

/* USER CODE BEGIN Includes */

#include "memory.h"

#include "display.h"

#include "bmp280driver.h"

#include "libMisc/fixI2C.h"

#include "libPlx/plx.h"

#include "libSerial/serial.h"

#include "libIgnTiming/timing.h"

#include "libIgnTiming/edis.h"

#include "libIgnTiming/rpm.h"

#include "saveTiming.h"

#include "libPLX/commsLib.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 hcan;

I2C_HandleTypeDef hi2c1;

IWDG_HandleTypeDef hiwdg;

SPI_HandleTypeDef hspi1;

TIM_HandleTypeDef htim1;

TIM_HandleTypeDef htim2;

TIM_HandleTypeDef htim3;

UART_HandleTypeDef huart2;

/* USER CODE BEGIN PV */

int const T100MS = 100;

int const DISPLAY_REINITIALISE = 60 * 1000;

/// @brief compensated pressure in mb * 100

uint32_t compensatedManifoldPressure = 0;

/// @brief compensated atmospheric pressure

uint32_t compensatedAtmosphericPressure = 0;

/// @brief compensated temperature

int32_t compensatedTemperature = -10000;

int32_t timing = 0;

// 6 degrees error in timing wheel this time ..

int const TIMING_OFFSET = -6 * TIMING_SCALE;

// Switch over to double sparking

int const DOUBLE_SPARK_RPM = 1200;

// default atmospheric pressure - should be 1014

uint32_t const DEFAULT_ATMOSPHERIC_PRESSURE = 1014 * 100;

uint32_t const DEFAULT_ATMOSPHERIC_TEMPERATURE = 25 * 100;

// Serial buffers

#define TX_BUFFER_SIZE 128

#define RX_BUFFER_SIZE 128

unsigned volatile char tx_buffer[TX_BUFFER_SIZE];

unsigned volatile char rx_buffer[RX_BUFFER_SIZE];

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/

void SystemClock_Config(void);

static void MX_GPIO_Init(void);

static void MX_CAN_Init(void);

static void MX_I2C1_Init(void);

static void MX_TIM1_Init(void);

static void MX_TIM2_Init(void);

static void MX_SPI1_Init(void);

static void MX_USART2_UART_Init(void);

static void MX_TIM3_Init(void);

static void MX_IWDG_Init(void);

/* USER CODE BEGIN PFP */

void libPLXcallbackRecievedData(PLX_SensorInfo *info)

{

  (void)info;

}

void libPLXcallbackSendUserData(struct usart_ctl *handle)

{

  // send MAP

  PLX_SensorInfo info;

  ConvToPLXInstance(libPLXgetNextInstance(PLX_MAP), &info);

  ConvToPLXAddr(PLX_MAP, &info);

  ConvToPLXReading(ConveriMFDData2Raw(PLX_MAP, PRESSURE_kPa, (float)(compensatedManifoldPressure) / 100.0), &info);

  sendInfo(handle, &info);

  // send timing

  ConvToPLXInstance(libPLXgetNextInstance(PLX_Timing), &info);

  ConvToPLXAddr(PLX_Timing, &info);

  ConvToPLXReading(ConveriMFDData2Raw(PLX_Timing, 0, (float)(timing) / TIMING_SCALE), &info);

  sendInfo(handle, &info);

  // send temperature

  ConvToPLXInstance(libPLXgetNextInstance(PLX_AIT), &info);

  ConvToPLXAddr(PLX_AIT, &info);

  ConvToPLXReading(ConveriMFDData2Raw(PLX_AIT, 0, (float)(compensatedTemperature) / 100.0), &info);

  sendInfo(handle, &info);

}

void triggerSAW()

{

  // trigger SAW timer, timer 1##pragma endregion

  __HAL_TIM_ENABLE(&htim1);

}

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/

/* USER CODE BEGIN 0 */

void watchdogWrite()

{

  HAL_IWDG_Refresh(&hiwdg);

}

/* 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_CAN_Init();

  MX_I2C1_Init();

  MX_TIM1_Init();

  MX_TIM2_Init();

  MX_SPI1_Init();

  MX_USART2_UART_Init();

  MX_TIM3_Init();

  MX_IWDG_Init();

  /* USER CODE BEGIN 2 */

  init_usart_ctl(&uc2, &huart2, tx_buffer,

                 rx_buffer,

                 TX_BUFFER_SIZE,

                 RX_BUFFER_SIZE);

  cc_init();

  HAL_TIM_Base_MspInit(&htim1);

  HAL_TIM_Base_Start(&htim1);

  HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);

  // initialise all the STMCubeMX stuff

  HAL_TIM_Base_MspInit(&htim2);

  // Start the counter

  HAL_TIM_Base_Start(&htim2);

  // Start the input capture and the rising edge interrupt

  HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_1);

  // Start the input capture and the falling edge interrupt

  HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_2);

  __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_1, 5); // delay of 5 uS

  // HAL_I2C_ClearBusyFlagErrata_2_14_7(&hi2c1);

  MX_I2C1_Init();

  init_bmp(&hi2c1, &bmpManifold, &confManifold);

  init_bmp(&hi2c1, &bmpAtmosphere, &confAtmosphere);

  uint32_t nextTick = HAL_GetTick();

  uint32_t displayOff = nextTick + 10000;

  uint32_t displayReinitialise = nextTick + DISPLAY_REINITIALISE; // every minute, reinitialise display because of risk of noise

  uint8_t intensity = 2;

  ResetRxBuffer(&uc2);

  resetPLX();

  // HAL_IWDG_Init(&hiwdg);

  /* USER CODE END 2 */

  /* Infinite loop */

  /* USER CODE BEGIN WHILE */

  while (1)

  {

    int button = HAL_GPIO_ReadPin(PUSHBUTTON_GPIO_Port, PUSHBUTTON_Pin) == GPIO_PIN_RESET;

    if (button)

    {

      intensity = 2;

      displayOff = HAL_GetTick() + 30000;

    }

    switch (intensity)

    {

    case 2:

      if (HAL_GetTick() > displayOff)

      {

        intensity = 1;

        displayOff += 60000;

      }

      break;

    case 1:

      if (HAL_GetTick() > displayOff)

      {

        intensity = 1; // was 0

      }

    default:

      break;

    }

    // periodically write to the display and clear it

    if (HAL_GetTick() > displayReinitialise)

    {

      displayReinitialise += DISPLAY_REINITIALISE;

      cc_display(0, intensity, 1);

    }

    else

      cc_display(0, intensity, 0);

    if (HAL_GetTick() > nextTick)

    {

      nextTick = HAL_GetTick() + T100MS;

      uint8_t manifoldStatus = 1;

      uint8_t temperatureStatus = 1;

      uint8_t atmosphericStatus = 1;

      /* Reading the raw data from manifold sensor */

      struct bmp280_uncomp_data ucomp_data;

      uint8_t rslt = bmp280_get_uncomp_data(&ucomp_data, &bmpManifold);

      if (rslt == BMP280_OK)

      {

        // always calculate temperature then pressure so the pressure is correctly calibrated

        temperatureStatus = bmp280_get_comp_temp_32bit(&compensatedTemperature, ucomp_data.uncomp_temp, &bmpManifold);

        manifoldStatus = bmp280_get_comp_pres_32bit(&compensatedManifoldPressure, ucomp_data.uncomp_press, &bmpManifold);

      }

      // get atmospheric data

      rslt = bmp280_get_uncomp_data(&ucomp_data, &bmpAtmosphere);

      // now to read the environmental pressure

      if (rslt == BMP280_OK)

      {

        // always calculate temperature then pressure so the pressure is correctly calibrated

        temperatureStatus = bmp280_get_comp_temp_32bit(&compensatedTemperature, ucomp_data.uncomp_temp, &bmpAtmosphere);

        atmosphericStatus = bmp280_get_comp_pres_32bit(&compensatedAtmosphericPressure, ucomp_data.uncomp_press, &bmpAtmosphere);

      }

      if (manifoldStatus != BMP280_OK)

        compensatedManifoldPressure = DEFAULT_ATMOSPHERIC_PRESSURE;

      if (temperatureStatus != BMP280_OK)

        compensatedTemperature = DEFAULT_ATMOSPHERIC_TEMPERATURE;

      if (atmosphericStatus != BMP280_OK)

        compensatedAtmosphericPressure = DEFAULT_ATMOSPHERIC_PRESSURE;

#if defined TEST_CODE

      compensatedManifoldPressure = 100000;

      compensatedTemperature = 4000;

#endif

      int32_t vacuum = compensatedAtmosphericPressure - compensatedManifoldPressure;

      if (vacuum < 0)

        vacuum = 0;

      // if the BMP280 pressure is good, then allow it through, otherwise drop to

      // centrifugal advance only.

      // feed difference and add default pressure

      cc_feed_env(compensatedAtmosphericPressure, 100000 - vacuum, compensatedTemperature);

      // compute RPM value, feed to display

#if defined TEST_CODE

      int rpm = 1000;

#else

      int rpm = CalculateRPM();

#endif

      if (rpm > 0)

      {

        cc_feed_rpm(rpm);

        // compute timing value, feed to display

        timing = mapTiming(rpm, vacuum / 100);

        cc_feed_timing(timing);

        // enable double spark below 1200 rpm

        int microsecs = mapTimingToMicroseconds(timing + TIMING_OFFSET, rpm < DOUBLE_SPARK_RPM);

        __HAL_TIM_SET_AUTORELOAD(&htim1, microsecs + SAW_DELAY);

      }

    }

    // Handle PLX

    libPLXpollData(&uc2);

    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */

    watchdogWrite();

    HAL_GPIO_TogglePin(LED_GPIO_Port, LED_Pin);

    // todo occasionally     saveTimingInfoToNvram();

  }

  /* USER CODE END 3 */

}

/**

 * @brief System Clock Configuration

 * @retval None

 */

void SystemClock_Config(void)

{

  RCC_OscInitTypeDef RCC_OscInitStruct = {0};

  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Initializes the RCC Oscillators according to the specified parameters

   * in the RCC_OscInitTypeDef structure.

   */

  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSE;

  RCC_OscInitStruct.HSEState = RCC_HSE_ON;

  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;

  RCC_OscInitStruct.HSIState = RCC_HSI_ON;

  RCC_OscInitStruct.LSIState = RCC_LSI_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();

  }

}

/**

 * @brief CAN Initialization Function

 * @param None

 * @retval None

 */

static void MX_CAN_Init(void)

{

  /* USER CODE BEGIN CAN_Init 0 */

  /* USER CODE END CAN_Init 0 */

  /* USER CODE BEGIN CAN_Init 1 */

  /* USER CODE END CAN_Init 1 */

  hcan.Instance = CAN1;

  hcan.Init.Prescaler = 18;

  hcan.Init.Mode = CAN_MODE_NORMAL;

  hcan.Init.SyncJumpWidth = CAN_SJW_1TQ;

  hcan.Init.TimeSeg1 = CAN_BS1_3TQ;

  hcan.Init.TimeSeg2 = CAN_BS2_4TQ;

  hcan.Init.TimeTriggeredMode = DISABLE;

  hcan.Init.AutoBusOff = DISABLE;

  hcan.Init.AutoWakeUp = DISABLE;

  hcan.Init.AutoRetransmission = DISABLE;

  hcan.Init.ReceiveFifoLocked = DISABLE;

  hcan.Init.TransmitFifoPriority = DISABLE;

  if (HAL_CAN_Init(&hcan) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN CAN_Init 2 */

  /* USER CODE END CAN_Init 2 */

}

/**

 * @brief I2C1 Initialization Function

 * @param None

 * @retval None

 */

static void MX_I2C1_Init(void)

{

  /* USER CODE BEGIN I2C1_Init 0 */

  /* USER CODE END I2C1_Init 0 */

  /* USER CODE BEGIN I2C1_Init 1 */

  /* USER CODE END I2C1_Init 1 */

  hi2c1.Instance = I2C1;

  hi2c1.Init.ClockSpeed = 100000;

  hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2;

  hi2c1.Init.OwnAddress1 = 0;

  hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;

  hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;

  hi2c1.Init.OwnAddress2 = 0;

  hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;

  hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;

  if (HAL_I2C_Init(&hi2c1) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN I2C1_Init 2 */

  /* USER CODE END I2C1_Init 2 */

}

/**

 * @brief IWDG Initialization Function

 * @param None

 * @retval None

 */

static void MX_IWDG_Init(void)

{

  /* USER CODE BEGIN IWDG_Init 0 */

  /* USER CODE END IWDG_Init 0 */

  /* USER CODE BEGIN IWDG_Init 1 */

  /* USER CODE END IWDG_Init 1 */

  hiwdg.Instance = IWDG;

  hiwdg.Init.Prescaler = IWDG_PRESCALER_4;

  hiwdg.Init.Reload = 1000;

  if (HAL_IWDG_Init(&hiwdg) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN IWDG_Init 2 */

  /* USER CODE END IWDG_Init 2 */

}

/**

 * @brief SPI1 Initialization Function

 * @param None

 * @retval None

 */

static void MX_SPI1_Init(void)

{

  /* USER CODE BEGIN SPI1_Init 0 */

  /* USER CODE END SPI1_Init 0 */

  /* USER CODE BEGIN SPI1_Init 1 */

  /* USER CODE END SPI1_Init 1 */

  /* SPI1 parameter configuration*/

  hspi1.Instance = SPI1;

  hspi1.Init.Mode = SPI_MODE_MASTER;

  hspi1.Init.Direction = SPI_DIRECTION_2LINES;

  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;

  hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH;

  hspi1.Init.CLKPhase = SPI_PHASE_2EDGE;

  hspi1.Init.NSS = SPI_NSS_SOFT;

  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_64;

  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;

  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;

  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;

  hspi1.Init.CRCPolynomial = 10;

  if (HAL_SPI_Init(&hspi1) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN SPI1_Init 2 */

  /* USER CODE END SPI1_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_MasterConfigTypeDef sMasterConfig = {0};

  TIM_OC_InitTypeDef sConfigOC = {0};

  TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0};

  /* USER CODE BEGIN TIM1_Init 1 */

  /* USER CODE END TIM1_Init 1 */

  htim1.Instance = TIM1;

  htim1.Init.Prescaler = 71;

  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();

  }

  if (HAL_TIM_PWM_Init(&htim1) != HAL_OK)

  {

    Error_Handler();

  }

  if (HAL_TIM_OnePulse_Init(&htim1, TIM_OPMODE_SINGLE) != HAL_OK)

  {

    Error_Handler();

  }

  sMasterConfig.MasterOutputTrigger = TIM_TRGO_OC1REF;

  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;

  if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)

  {

    Error_Handler();

  }

  sConfigOC.OCMode = TIM_OCMODE_PWM1;

  sConfigOC.Pulse = SAW_DELAY;

  sConfigOC.OCPolarity = TIM_OCPOLARITY_LOW;

  sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;

  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;

  sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;

  sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;

  if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)

  {

    Error_Handler();

  }

  sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;

  sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;

  sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;

  sBreakDeadTimeConfig.DeadTime = 0;

  sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;

  sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;

  sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;

  if (HAL_TIMEx_ConfigBreakDeadTime(&htim1, &sBreakDeadTimeConfig) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN TIM1_Init 2 */

  /* USER CODE END TIM1_Init 2 */

  HAL_TIM_MspPostInit(&htim1);

}

/**

 * @brief TIM2 Initialization Function

 * @param None

 * @retval None

 */

static void MX_TIM2_Init(void)

{

  /* USER CODE BEGIN TIM2_Init 0 */

  /* USER CODE END TIM2_Init 0 */

  TIM_ClockConfigTypeDef sClockSourceConfig = {0};

  TIM_MasterConfigTypeDef sMasterConfig = {0};

  TIM_IC_InitTypeDef sConfigIC = {0};

  /* USER CODE BEGIN TIM2_Init 1 */

  /* USER CODE END TIM2_Init 1 */

  htim2.Instance = TIM2;

  htim2.Init.Prescaler = 719;

  htim2.Init.CounterMode = TIM_COUNTERMODE_UP;

  htim2.Init.Period = 65535;

  htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;

  htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;

  if (HAL_TIM_Base_Init(&htim2) != HAL_OK)

  {

    Error_Handler();

  }

  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;

  if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)

  {

    Error_Handler();

  }

  if (HAL_TIM_IC_Init(&htim2) != HAL_OK)

  {

    Error_Handler();

  }

  sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;

  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;

  if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)

  {

    Error_Handler();

  }

  sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;

  sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;

  sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;

  sConfigIC.ICFilter = 0;

  if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)

  {

    Error_Handler();

  }

  sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_FALLING;

  sConfigIC.ICSelection = TIM_ICSELECTION_INDIRECTTI;

  if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN TIM2_Init 2 */

  /* USER CODE END TIM2_Init 2 */

}

/**

 * @brief TIM3 Initialization Function

 * @param None

 * @retval None

 */

static void MX_TIM3_Init(void)

{

  /* USER CODE BEGIN TIM3_Init 0 */

  /* USER CODE END TIM3_Init 0 */

  TIM_ClockConfigTypeDef sClockSourceConfig = {0};

  TIM_MasterConfigTypeDef sMasterConfig = {0};

  /* USER CODE BEGIN TIM3_Init 1 */

  /* USER CODE END TIM3_Init 1 */

  htim3.Instance = TIM3;

  htim3.Init.Prescaler = 719;

  htim3.Init.CounterMode = TIM_COUNTERMODE_UP;

  htim3.Init.Period = 10000;

  htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;

  htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;

  if (HAL_TIM_Base_Init(&htim3) != HAL_OK)

  {

    Error_Handler();

  }

  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;

  if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)

  {

    Error_Handler();

  }

  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;

  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;

  if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN TIM3_Init 2 */

  /* USER CODE END TIM3_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 */

  /* USER CODE BEGIN USART2_Init 1 */

  /* USER CODE END USART2_Init 1 */

  huart2.Instance = USART2;

  huart2.Init.BaudRate = 19200;

  huart2.Init.WordLength = UART_WORDLENGTH_8B;

  huart2.Init.StopBits = UART_STOPBITS_1;

  huart2.Init.Parity = UART_PARITY_NONE;

  huart2.Init.Mode = UART_MODE_TX_RX;

  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;

  huart2.Init.OverSampling = UART_OVERSAMPLING_16;

  if (HAL_UART_Init(&huart2) != HAL_OK)

  {

    Error_Handler();

  }

  /* 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)

{

  GPIO_InitTypeDef GPIO_InitStruct = {0};

  /* USER CODE BEGIN MX_GPIO_Init_1 */

  /* USER CODE END MX_GPIO_Init_1 */

  /* GPIO Ports Clock Enable */

  __HAL_RCC_GPIOC_CLK_ENABLE();

  __HAL_RCC_GPIOD_CLK_ENABLE();

  __HAL_RCC_GPIOA_CLK_ENABLE();

  __HAL_RCC_GPIOB_CLK_ENABLE();

  /*Configure GPIO pin Output Level */

  HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, GPIO_PIN_RESET);

  /*Configure GPIO pin Output Level */

  HAL_GPIO_WritePin(GPIOA, SPI1_NSS_Pin | SPI1_RESET_Pin, GPIO_PIN_RESET);

  /*Configure GPIO pin Output Level */

  HAL_GPIO_WritePin(SPI1_CD_GPIO_Port, SPI1_CD_Pin, GPIO_PIN_RESET);

  /*Configure GPIO pin : LED_Pin */

  GPIO_InitStruct.Pin = LED_Pin;

  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;

  GPIO_InitStruct.Pull = GPIO_NOPULL;

  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

  HAL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct);

  /*Configure GPIO pins : SPI1_NSS_Pin SPI1_RESET_Pin */

  GPIO_InitStruct.Pin = SPI1_NSS_Pin | SPI1_RESET_Pin;

  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;

  GPIO_InitStruct.Pull = GPIO_NOPULL;

  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /*Configure GPIO pin : SPI1_CD_Pin */

  GPIO_InitStruct.Pin = SPI1_CD_Pin;

  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;

  GPIO_InitStruct.Pull = GPIO_NOPULL;

  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

  HAL_GPIO_Init(SPI1_CD_GPIO_Port, &GPIO_InitStruct);

  /*Configure GPIO pin : PUSHBUTTON_Pin */

  GPIO_InitStruct.Pin = PUSHBUTTON_Pin;

  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;

  GPIO_InitStruct.Pull = GPIO_PULLUP;

  HAL_GPIO_Init(PUSHBUTTON_GPIO_Port, &GPIO_InitStruct);

  /*Configure GPIO pin : dualSpark_Pin */

  GPIO_InitStruct.Pin = dualSpark_Pin;

  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;

  GPIO_InitStruct.Pull = GPIO_PULLUP;

  HAL_GPIO_Init(dualSpark_GPIO_Port, &GPIO_InitStruct);

  /* USER CODE BEGIN MX_GPIO_Init_2 */

  /* USER CODE END MX_GPIO_Init_2 */

}

/* 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