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  1. /* USER CODE BEGIN Header */
  2. /**
  3.  ******************************************************************************
  4.  * @file           : main.c
  5.  * @brief          : Main program body
  6.  ******************************************************************************
  7.  * @attention
  8.  *
  9.  * Copyright (c) 2023 STMicroelectronics.
  10.  * All rights reserved.
  11.  *
  12.  * This software is licensed under terms that can be found in the LICENSE file
  13.  * in the root directory of this software component.
  14.  * If no LICENSE file comes with this software, it is provided AS-IS.
  15.  *
  16.  ******************************************************************************
  17.  */
  18. /* USER CODE END Header */
  19. /* Includes ------------------------------------------------------------------*/
  20. #include "main.h"
  21.  
  22. /* Private includes ----------------------------------------------------------*/
  23. /* USER CODE BEGIN Includes */
  24. #include "display.h"
  25. #include "bmp280driver.h"
  26. #include "libMisc/fixI2C.h"
  27. #include "libPlx/plx.h"
  28. #include "libSerial/serial.h"
  29. #include "libIgnTiming/timing.h"
  30. #include "libIgnTiming/edis.h"
  31. #include "saveTiming.h"
  32. /* USER CODE END Includes */
  33.  
  34. /* Private typedef -----------------------------------------------------------*/
  35. /* USER CODE BEGIN PTD */
  36.  
  37. /* USER CODE END PTD */
  38.  
  39. /* Private define ------------------------------------------------------------*/
  40. /* USER CODE BEGIN PD */
  41. /* USER CODE END PD */
  42.  
  43. /* Private macro -------------------------------------------------------------*/
  44. /* USER CODE BEGIN PM */
  45. #undef TEST_CODE
  46. /* USER CODE END PM */
  47.  
  48. /* Private variables ---------------------------------------------------------*/
  49. CAN_HandleTypeDef hcan;
  50.  
  51. I2C_HandleTypeDef hi2c1;
  52.  
  53. IWDG_HandleTypeDef hiwdg;
  54.  
  55. SPI_HandleTypeDef hspi1;
  56.  
  57. TIM_HandleTypeDef htim1;
  58. TIM_HandleTypeDef htim2;
  59. TIM_HandleTypeDef htim3;
  60.  
  61. UART_HandleTypeDef huart2;
  62.  
  63. /* USER CODE BEGIN PV */
  64. int const T100MS = 100;
  65. // index for our MAP value (there is maybe another in the system)
  66. char ourMAPindex = 0;
  67.  
  68. // compensated pressure in mb * 100
  69. uint32_t comp_pres = 0;
  70. // compensated temperature
  71. int32_t comp_temp = -10000;
  72.  
  73. int32_t timing = 0;
  74. /* USER CODE END PV */
  75.  
  76. /* Private function prototypes -----------------------------------------------*/
  77. void SystemClock_Config(void);
  78. static void MX_GPIO_Init(void);
  79. static void MX_CAN_Init(void);
  80. static void MX_I2C1_Init(void);
  81. static void MX_TIM1_Init(void);
  82. static void MX_TIM2_Init(void);
  83. static void MX_SPI1_Init(void);
  84. static void MX_USART2_UART_Init(void);
  85. static void MX_TIM3_Init(void);
  86. static void MX_IWDG_Init(void);
  87. /* USER CODE BEGIN PFP */
  88.  
  89. // send a PLX_SensorInfo structure to the usart.
  90. void sendInfo(usart_ctl *uc, PLX_SensorInfo *info)
  91. {
  92.   for (int i = 0; i < sizeof(PLX_SensorInfo); ++i)
  93.     PutCharSerial(uc, info->bytes[i]);
  94. }
  95.  
  96. void processObservations()
  97. {
  98.   // send MAP
  99.   PLX_SensorInfo info;
  100.   ConvToPLXInstance(ourMAPindex, &info);
  101.   ConvToPLXAddr(PLX_MAP, &info);
  102.   ConvToPLXReading(ConveriMFDData2Raw(PLX_MAP, PRESSURE_kPa, comp_pres / 1000.0), &info);
  103.   sendInfo(&uc2, &info);
  104.  
  105.   ConvToPLXInstance(0, &info);
  106.   ConvToPLXAddr(PLX_Timing, &info);
  107.   ConvToPLXReading(ConveriMFDData2Raw(PLX_Timing, 0, timing / TIMING_SCALE), &info);
  108.   sendInfo(&uc2, &info);
  109. }
  110.  
  111. void triggerSAW()
  112. {
  113.   // trigger SAW timer, timer 1##pragma endregion
  114.  
  115.   __HAL_TIM_ENABLE(&htim1);
  116. }
  117.  
  118. /* USER CODE END PFP */
  119.  
  120. /* Private user code ---------------------------------------------------------*/
  121. /* USER CODE BEGIN 0 */
  122. void watchdogWrite()
  123. {
  124.   HAL_IWDG_Refresh(&hiwdg);
  125. }
  126.  
  127. /* USER CODE END 0 */
  128.  
  129. /**
  130.  * @brief  The application entry point.
  131.  * @retval int
  132.  */
  133. int main(void)
  134. {
  135.   /* USER CODE BEGIN 1 */
  136.  
  137.   /* USER CODE END 1 */
  138.  
  139.   /* MCU Configuration--------------------------------------------------------*/
  140.  
  141.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  142.   HAL_Init();
  143.  
  144.   /* USER CODE BEGIN Init */
  145.  
  146.   /* USER CODE END Init */
  147.  
  148.   /* Configure the system clock */
  149.   SystemClock_Config();
  150.  
  151.   /* USER CODE BEGIN SysInit */
  152.  
  153.   /* USER CODE END SysInit */
  154.  
  155.   /* Initialize all configured peripherals */
  156.   MX_GPIO_Init();
  157.   MX_CAN_Init();
  158.   MX_I2C1_Init();
  159.   MX_TIM1_Init();
  160.   MX_TIM2_Init();
  161.   MX_SPI1_Init();
  162.   MX_USART2_UART_Init();
  163.   MX_TIM3_Init();
  164.   MX_IWDG_Init();
  165.   /* USER CODE BEGIN 2 */
  166.  
  167.   init_usart_ctl(&uc2, &huart2);
  168.  
  169.   cc_init();
  170.  
  171.   HAL_TIM_Base_MspInit(&htim1);
  172.  
  173.   HAL_TIM_Base_Start(&htim1);
  174.   HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
  175.  
  176.   // initialise all the STMCubeMX stuff
  177.   HAL_TIM_Base_MspInit(&htim2);
  178.   // Start the counter
  179.   HAL_TIM_Base_Start(&htim2);
  180.   // Start the input capture and the rising edge interrupt
  181.   HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_1);
  182.   // Start the input capture and the falling edge interrupt
  183.   HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_2);
  184.  
  185.   __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_1, 5); // delay of 5 uS
  186.  
  187.   HAL_I2C_ClearBusyFlagErrata_2_14_7(&hi2c1);
  188.   MX_I2C1_Init();
  189.   init_bmp(&hi2c1);
  190.   uint32_t lastTick = HAL_GetTick();
  191.  
  192.   uint32_t displayOff = lastTick + 10000;
  193.   uint8_t intensity = 2;
  194.   uint32_t timeout = 0;
  195.   uint8_t send = 0; // enable sending our PLX data when non zero
  196.   ResetRxBuffer(&uc2);
  197.  
  198.   // used to store data
  199.   PLX_SensorInfo info;
  200.   int infoCount = -1;
  201.  
  202.   loadTimingInfoFromNvram();
  203.  
  204.   // HAL_IWDG_Init(&hiwdg);
  205.   /* USER CODE END 2 */
  206.  
  207.   /* Infinite loop */
  208.   /* USER CODE BEGIN WHILE */
  209.   while (1)
  210.   {
  211.     int button = HAL_GPIO_ReadPin(PUSHBUTTON_GPIO_Port, PUSHBUTTON_Pin) == GPIO_PIN_RESET;
  212.  
  213.     if (button)
  214.     {
  215.       intensity = 2;
  216.       displayOff = lastTick + 10000;
  217.     }
  218.  
  219.     switch (intensity)
  220.     {
  221.     case 2:
  222.       if (HAL_GetTick() > displayOff)
  223.       {
  224.         intensity = 1;
  225.         displayOff = lastTick + 60000;
  226.       }
  227.  
  228.       break;
  229.     case 1:
  230.       if (HAL_GetTick() > displayOff)
  231.       {
  232.         intensity = 1; // was 0
  233.       }
  234.     default:
  235.       break;
  236.     }
  237.     cc_display(0, intensity);
  238.  
  239.     if (HAL_GetTick() - lastTick > T100MS)
  240.     {
  241.       lastTick = HAL_GetTick();
  242.       /* Reading the raw data from sensor */
  243.       struct bmp280_uncomp_data ucomp_data;
  244.       uint8_t rslt = bmp280_get_uncomp_data(&ucomp_data, &bmp);
  245.  
  246.       if (rslt == 0)
  247.       {
  248.         uint8_t rslt2 = bmp280_get_comp_pres_32bit(&comp_pres, ucomp_data.uncomp_press, &bmp);
  249.  
  250.         uint8_t rslt3 = bmp280_get_comp_temp_32bit(&comp_temp, ucomp_data.uncomp_temp, &bmp);
  251.  
  252. #if defined TEST_CODE
  253.         comp_pres = 30000;
  254.         comp_temp = 4000;
  255. #endif
  256.         if (rslt2 == 0 && rslt3 == 0)
  257.           cc_feed_env(comp_pres, comp_temp);
  258.       }
  259.  
  260.       // compute RPM value, feed to display
  261. #if defined TEST_CODE
  262.       int rpm = 2000;
  263. #else
  264.       int rpm = CalculateRPM();
  265. #endif
  266.       if (rpm > 0)
  267.       {
  268.         cc_feed_rpm(rpm);
  269.         // compute timing value, feed to display
  270.         timing = mapTiming(rpm, 1000 - comp_pres / 100);
  271.         cc_feed_timing(timing);
  272.         int microsecs = mapTimingToMicroseconds(timing, 0);
  273.         __HAL_TIM_SET_AUTORELOAD(&htim1, microsecs + SAW_DELAY);
  274.       }
  275.     }
  276.     // Handle PLX
  277.     // poll the  input for a stop bit or timeout
  278.     if (PollSerial(&uc2))
  279.     {
  280.       HAL_IWDG_Refresh(&hiwdg);
  281.       timeout = HAL_GetTick() + T100MS * 2;
  282.       char c = GetCharSerial(&uc2);
  283.  
  284.       if (c != PLX_Stop)
  285.       {
  286.         PutCharSerial(&uc2, c); // echo all but the stop bit
  287.       }
  288.       else
  289.       {           // must be a stop character
  290.         send = 1; // start our sending process.
  291.       }
  292.       // look up the i
  293.       if (c == PLX_Start)
  294.       {
  295.         ourMAPindex = 0;
  296.         infoCount = 0;
  297.       }
  298.       else
  299.       {
  300.         info.bytes[infoCount++] = c;
  301.         // process the sensor info field
  302.         if (infoCount == sizeof(PLX_SensorInfo))
  303.         {
  304.           infoCount = 0;
  305.           int addr = ConvPLXAddr(&info);
  306.           if (addr == PLX_MAP)
  307.             ourMAPindex = info.Instance + 1;
  308.         }
  309.       }
  310.  
  311.       if (c == PLX_Stop)
  312.         infoCount = -1;
  313.     }
  314.  
  315.     // sort out auto-sending
  316.     if (HAL_GetTick() > timeout)
  317.     {
  318.       PutCharSerial(&uc2, PLX_Start);
  319.       timeout = HAL_GetTick() + T100MS;
  320.       send = 1;
  321.     }
  322.  
  323.     if (send)
  324.     {
  325.       send = 0;
  326.  
  327.       // send the observations
  328.       processObservations();
  329.       //
  330.       PutCharSerial(&uc2, PLX_Stop);
  331.     }
  332.  
  333.     /* USER CODE END WHILE */
  334.  
  335.     /* USER CODE BEGIN 3 */
  336.     watchdogWrite();
  337.  
  338.     // todo occasionally     saveTimingInfoToNvram();
  339.   }
  340.   /* USER CODE END 3 */
  341. }
  342.  
  343. /**
  344.  * @brief System Clock Configuration
  345.  * @retval None
  346.  */
  347. void SystemClock_Config(void)
  348. {
  349.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  350.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  351.  
  352.   /** Initializes the RCC Oscillators according to the specified parameters
  353.    * in the RCC_OscInitTypeDef structure.
  354.    */
  355.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSE;
  356.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  357.   RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  358.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  359.   RCC_OscInitStruct.LSIState = RCC_LSI_ON;
  360.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  361.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  362.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  363.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  364.   {
  365.     Error_Handler();
  366.   }
  367.  
  368.   /** Initializes the CPU, AHB and APB buses clocks
  369.    */
  370.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
  371.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  372.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  373.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  374.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  375.  
  376.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  377.   {
  378.     Error_Handler();
  379.   }
  380. }
  381.  
  382. /**
  383.  * @brief CAN Initialization Function
  384.  * @param None
  385.  * @retval None
  386.  */
  387. static void MX_CAN_Init(void)
  388. {
  389.  
  390.   /* USER CODE BEGIN CAN_Init 0 */
  391.  
  392.   /* USER CODE END CAN_Init 0 */
  393.  
  394.   /* USER CODE BEGIN CAN_Init 1 */
  395.  
  396.   /* USER CODE END CAN_Init 1 */
  397.   hcan.Instance = CAN1;
  398.   hcan.Init.Prescaler = 18;
  399.   hcan.Init.Mode = CAN_MODE_NORMAL;
  400.   hcan.Init.SyncJumpWidth = CAN_SJW_1TQ;
  401.   hcan.Init.TimeSeg1 = CAN_BS1_3TQ;
  402.   hcan.Init.TimeSeg2 = CAN_BS2_4TQ;
  403.   hcan.Init.TimeTriggeredMode = DISABLE;
  404.   hcan.Init.AutoBusOff = DISABLE;
  405.   hcan.Init.AutoWakeUp = DISABLE;
  406.   hcan.Init.AutoRetransmission = DISABLE;
  407.   hcan.Init.ReceiveFifoLocked = DISABLE;
  408.   hcan.Init.TransmitFifoPriority = DISABLE;
  409.   if (HAL_CAN_Init(&hcan) != HAL_OK)
  410.   {
  411.     Error_Handler();
  412.   }
  413.   /* USER CODE BEGIN CAN_Init 2 */
  414.  
  415.   /* USER CODE END CAN_Init 2 */
  416. }
  417.  
  418. /**
  419.  * @brief I2C1 Initialization Function
  420.  * @param None
  421.  * @retval None
  422.  */
  423. static void MX_I2C1_Init(void)
  424. {
  425.  
  426.   /* USER CODE BEGIN I2C1_Init 0 */
  427.  
  428.   /* USER CODE END I2C1_Init 0 */
  429.  
  430.   /* USER CODE BEGIN I2C1_Init 1 */
  431.  
  432.   /* USER CODE END I2C1_Init 1 */
  433.   hi2c1.Instance = I2C1;
  434.   hi2c1.Init.ClockSpeed = 100000;
  435.   hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2;
  436.   hi2c1.Init.OwnAddress1 = 0;
  437.   hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
  438.   hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
  439.   hi2c1.Init.OwnAddress2 = 0;
  440.   hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
  441.   hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
  442.   if (HAL_I2C_Init(&hi2c1) != HAL_OK)
  443.   {
  444.     Error_Handler();
  445.   }
  446.   /* USER CODE BEGIN I2C1_Init 2 */
  447.  
  448.   /* USER CODE END I2C1_Init 2 */
  449. }
  450.  
  451. /**
  452.  * @brief IWDG Initialization Function
  453.  * @param None
  454.  * @retval None
  455.  */
  456. static void MX_IWDG_Init(void)
  457. {
  458.  
  459.   /* USER CODE BEGIN IWDG_Init 0 */
  460.  
  461.   /* USER CODE END IWDG_Init 0 */
  462.  
  463.   /* USER CODE BEGIN IWDG_Init 1 */
  464.  
  465.   /* USER CODE END IWDG_Init 1 */
  466.   hiwdg.Instance = IWDG;
  467.   hiwdg.Init.Prescaler = IWDG_PRESCALER_4;
  468.   hiwdg.Init.Reload = 1000;
  469.   if (HAL_IWDG_Init(&hiwdg) != HAL_OK)
  470.   {
  471.     Error_Handler();
  472.   }
  473.   /* USER CODE BEGIN IWDG_Init 2 */
  474.  
  475.   /* USER CODE END IWDG_Init 2 */
  476. }
  477.  
  478. /**
  479.  * @brief SPI1 Initialization Function
  480.  * @param None
  481.  * @retval None
  482.  */
  483. static void MX_SPI1_Init(void)
  484. {
  485.  
  486.   /* USER CODE BEGIN SPI1_Init 0 */
  487.  
  488.   /* USER CODE END SPI1_Init 0 */
  489.  
  490.   /* USER CODE BEGIN SPI1_Init 1 */
  491.  
  492.   /* USER CODE END SPI1_Init 1 */
  493.   /* SPI1 parameter configuration*/
  494.   hspi1.Instance = SPI1;
  495.   hspi1.Init.Mode = SPI_MODE_MASTER;
  496.   hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  497.   hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  498.   hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  499.   hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  500.   hspi1.Init.NSS = SPI_NSS_SOFT;
  501.   hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_64;
  502.   hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  503.   hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  504.   hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  505.   hspi1.Init.CRCPolynomial = 10;
  506.   if (HAL_SPI_Init(&hspi1) != HAL_OK)
  507.   {
  508.     Error_Handler();
  509.   }
  510.   /* USER CODE BEGIN SPI1_Init 2 */
  511.  
  512.   /* USER CODE END SPI1_Init 2 */
  513. }
  514.  
  515. /**
  516.  * @brief TIM1 Initialization Function
  517.  * @param None
  518.  * @retval None
  519.  */
  520. static void MX_TIM1_Init(void)
  521. {
  522.  
  523.   /* USER CODE BEGIN TIM1_Init 0 */
  524.  
  525.   /* USER CODE END TIM1_Init 0 */
  526.  
  527.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  528.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  529.   TIM_OC_InitTypeDef sConfigOC = {0};
  530.   TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0};
  531.  
  532.   /* USER CODE BEGIN TIM1_Init 1 */
  533.  
  534.   /* USER CODE END TIM1_Init 1 */
  535.   htim1.Instance = TIM1;
  536.   htim1.Init.Prescaler = 71;
  537.   htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
  538.   htim1.Init.Period = 65535;
  539.   htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  540.   htim1.Init.RepetitionCounter = 0;
  541.   htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  542.   if (HAL_TIM_Base_Init(&htim1) != HAL_OK)
  543.   {
  544.     Error_Handler();
  545.   }
  546.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  547.   if (HAL_TIM_ConfigClockSource(&htim1, &sClockSourceConfig) != HAL_OK)
  548.   {
  549.     Error_Handler();
  550.   }
  551.   if (HAL_TIM_PWM_Init(&htim1) != HAL_OK)
  552.   {
  553.     Error_Handler();
  554.   }
  555.   if (HAL_TIM_OnePulse_Init(&htim1, TIM_OPMODE_SINGLE) != HAL_OK)
  556.   {
  557.     Error_Handler();
  558.   }
  559.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_OC1REF;
  560.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  561.   if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)
  562.   {
  563.     Error_Handler();
  564.   }
  565.   sConfigOC.OCMode = TIM_OCMODE_PWM1;
  566.   sConfigOC.Pulse = SAW_DELAY;
  567.   sConfigOC.OCPolarity = TIM_OCPOLARITY_LOW;
  568.   sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
  569.   sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
  570.   sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
  571.   sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
  572.   if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
  573.   {
  574.     Error_Handler();
  575.   }
  576.   sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
  577.   sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
  578.   sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
  579.   sBreakDeadTimeConfig.DeadTime = 0;
  580.   sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
  581.   sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
  582.   sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
  583.   if (HAL_TIMEx_ConfigBreakDeadTime(&htim1, &sBreakDeadTimeConfig) != HAL_OK)
  584.   {
  585.     Error_Handler();
  586.   }
  587.   /* USER CODE BEGIN TIM1_Init 2 */
  588.  
  589.   /* USER CODE END TIM1_Init 2 */
  590.   HAL_TIM_MspPostInit(&htim1);
  591. }
  592.  
  593. /**
  594.  * @brief TIM2 Initialization Function
  595.  * @param None
  596.  * @retval None
  597.  */
  598. static void MX_TIM2_Init(void)
  599. {
  600.  
  601.   /* USER CODE BEGIN TIM2_Init 0 */
  602.  
  603.   /* USER CODE END TIM2_Init 0 */
  604.  
  605.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  606.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  607.   TIM_IC_InitTypeDef sConfigIC = {0};
  608.  
  609.   /* USER CODE BEGIN TIM2_Init 1 */
  610.  
  611.   /* USER CODE END TIM2_Init 1 */
  612.   htim2.Instance = TIM2;
  613.   htim2.Init.Prescaler = 719;
  614.   htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
  615.   htim2.Init.Period = 65535;
  616.   htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  617.   htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  618.   if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
  619.   {
  620.     Error_Handler();
  621.   }
  622.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  623.   if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
  624.   {
  625.     Error_Handler();
  626.   }
  627.   if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
  628.   {
  629.     Error_Handler();
  630.   }
  631.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
  632.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  633.   if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
  634.   {
  635.     Error_Handler();
  636.   }
  637.   sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
  638.   sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
  639.   sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
  640.   sConfigIC.ICFilter = 0;
  641.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
  642.   {
  643.     Error_Handler();
  644.   }
  645.   sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_FALLING;
  646.   sConfigIC.ICSelection = TIM_ICSELECTION_INDIRECTTI;
  647.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
  648.   {
  649.     Error_Handler();
  650.   }
  651.   /* USER CODE BEGIN TIM2_Init 2 */
  652.  
  653.   /* USER CODE END TIM2_Init 2 */
  654. }
  655.  
  656. /**
  657.  * @brief TIM3 Initialization Function
  658.  * @param None
  659.  * @retval None
  660.  */
  661. static void MX_TIM3_Init(void)
  662. {
  663.  
  664.   /* USER CODE BEGIN TIM3_Init 0 */
  665.  
  666.   /* USER CODE END TIM3_Init 0 */
  667.  
  668.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  669.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  670.  
  671.   /* USER CODE BEGIN TIM3_Init 1 */
  672.  
  673.   /* USER CODE END TIM3_Init 1 */
  674.   htim3.Instance = TIM3;
  675.   htim3.Init.Prescaler = 719;
  676.   htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
  677.   htim3.Init.Period = 10000;
  678.   htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  679.   htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  680.   if (HAL_TIM_Base_Init(&htim3) != HAL_OK)
  681.   {
  682.     Error_Handler();
  683.   }
  684.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  685.   if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)
  686.   {
  687.     Error_Handler();
  688.   }
  689.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  690.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  691.   if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
  692.   {
  693.     Error_Handler();
  694.   }
  695.   /* USER CODE BEGIN TIM3_Init 2 */
  696.  
  697.   /* USER CODE END TIM3_Init 2 */
  698. }
  699.  
  700. /**
  701.  * @brief USART2 Initialization Function
  702.  * @param None
  703.  * @retval None
  704.  */
  705. static void MX_USART2_UART_Init(void)
  706. {
  707.  
  708.   /* USER CODE BEGIN USART2_Init 0 */
  709.  
  710.   /* USER CODE END USART2_Init 0 */
  711.  
  712.   /* USER CODE BEGIN USART2_Init 1 */
  713.  
  714.   /* USER CODE END USART2_Init 1 */
  715.   huart2.Instance = USART2;
  716.   huart2.Init.BaudRate = 19200;
  717.   huart2.Init.WordLength = UART_WORDLENGTH_8B;
  718.   huart2.Init.StopBits = UART_STOPBITS_1;
  719.   huart2.Init.Parity = UART_PARITY_NONE;
  720.   huart2.Init.Mode = UART_MODE_TX_RX;
  721.   huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  722.   huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  723.   if (HAL_UART_Init(&huart2) != HAL_OK)
  724.   {
  725.     Error_Handler();
  726.   }
  727.   /* USER CODE BEGIN USART2_Init 2 */
  728.  
  729.   /* USER CODE END USART2_Init 2 */
  730. }
  731.  
  732. /**
  733.  * @brief GPIO Initialization Function
  734.  * @param None
  735.  * @retval None
  736.  */
  737. static void MX_GPIO_Init(void)
  738. {
  739.   GPIO_InitTypeDef GPIO_InitStruct = {0};
  740.  
  741.   /* GPIO Ports Clock Enable */
  742.   __HAL_RCC_GPIOD_CLK_ENABLE();
  743.   __HAL_RCC_GPIOA_CLK_ENABLE();
  744.   __HAL_RCC_GPIOB_CLK_ENABLE();
  745.  
  746.   /*Configure GPIO pin Output Level */
  747.   HAL_GPIO_WritePin(GPIOA, SPI1_NSS_Pin | SPI1_RESET_Pin, GPIO_PIN_RESET);
  748.  
  749.   /*Configure GPIO pin Output Level */
  750.   HAL_GPIO_WritePin(SPI1_CD_GPIO_Port, SPI1_CD_Pin, GPIO_PIN_RESET);
  751.  
  752.   /*Configure GPIO pins : SPI1_NSS_Pin SPI1_RESET_Pin */
  753.   GPIO_InitStruct.Pin = SPI1_NSS_Pin | SPI1_RESET_Pin;
  754.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  755.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  756.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  757.   HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  758.  
  759.   /*Configure GPIO pin : SPI1_CD_Pin */
  760.   GPIO_InitStruct.Pin = SPI1_CD_Pin;
  761.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  762.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  763.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  764.   HAL_GPIO_Init(SPI1_CD_GPIO_Port, &GPIO_InitStruct);
  765.  
  766.   /*Configure GPIO pin : PUSHBUTTON_Pin */
  767.   GPIO_InitStruct.Pin = PUSHBUTTON_Pin;
  768.   GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  769.   GPIO_InitStruct.Pull = GPIO_PULLUP;
  770.   HAL_GPIO_Init(PUSHBUTTON_GPIO_Port, &GPIO_InitStruct);
  771.  
  772.   /*Configure GPIO pin : dualSpark_Pin */
  773.   GPIO_InitStruct.Pin = dualSpark_Pin;
  774.   GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  775.   GPIO_InitStruct.Pull = GPIO_PULLUP;
  776.   HAL_GPIO_Init(dualSpark_GPIO_Port, &GPIO_InitStruct);
  777. }
  778.  
  779. /* USER CODE BEGIN 4 */
  780.  
  781. /* USER CODE END 4 */
  782.  
  783. /**
  784.  * @brief  This function is executed in case of error occurrence.
  785.  * @retval None
  786.  */
  787. void Error_Handler(void)
  788. {
  789.   /* USER CODE BEGIN Error_Handler_Debug */
  790.   /* User can add his own implementation to report the HAL error return state */
  791.   __disable_irq();
  792.   while (1)
  793.   {
  794.   }
  795.   /* USER CODE END Error_Handler_Debug */
  796. }
  797.  
  798. #ifdef USE_FULL_ASSERT
  799. /**
  800.  * @brief  Reports the name of the source file and the source line number
  801.  *         where the assert_param error has occurred.
  802.  * @param  file: pointer to the source file name
  803.  * @param  line: assert_param error line source number
  804.  * @retval None
  805.  */
  806. void assert_failed(uint8_t *file, uint32_t line)
  807. {
  808.   /* USER CODE BEGIN 6 */
  809.   /* User can add his own implementation to report the file name and line number,
  810.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  811.   /* USER CODE END 6 */
  812. }
  813. #endif /* USE_FULL_ASSERT */
  814.