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