Subversion Repositories EngineBay2

Rev

Rev 40 | Rev 42 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed

  1. /* USER CODE BEGIN Header */
  2. /**
  3.  ******************************************************************************
  4.  * @file           : main.c
  5.  * @brief          : Main program body
  6.  ******************************************************************************
  7.  * @attention
  8.  *
  9.  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  10.  * All rights reserved.</center></h2>
  11.  *
  12.  * This software component is licensed by ST under BSD 3-Clause license,
  13.  * the "License"; You may not use this file except in compliance with the
  14.  * License. You may obtain a copy of the License at:
  15.  *                        opensource.org/licenses/BSD-3-Clause
  16.  *
  17.  ******************************************************************************
  18.  */
  19. /* USER CODE END Header */
  20. /* Includes ------------------------------------------------------------------*/
  21. #include "main.h"
  22.  
  23. /* Private includes ----------------------------------------------------------*/
  24. /* USER CODE BEGIN Includes */
  25. #include "libSerial/serial.h"
  26. #include "libPLX/plx.h"
  27. #include "misc.h"
  28.  
  29. /* USER CODE END Includes */
  30.  
  31. /* Private typedef -----------------------------------------------------------*/
  32. /* USER CODE BEGIN PTD */
  33.  
  34. /* USER CODE END PTD */
  35.  
  36. /* Private define ------------------------------------------------------------*/
  37. /* USER CODE BEGIN PD */
  38. /* USER CODE END PD */
  39.  
  40. /* Private macro -------------------------------------------------------------*/
  41. /* USER CODE BEGIN PM */
  42. #define ADC_CHANNELS 7
  43.  
  44. #define ADC_MAP_CHAN 2
  45.  
  46. #define ADC_PRESSURE_CHAN 3
  47.  
  48. #define ADC_REF_CHAN 5
  49.  
  50. #define ADC_TEMP_CHAN 6
  51.  
  52. // with a dwell angle of 45 degrees , 4 cylinders and a maximum RPM of 5000
  53. // freq = 5000/60 * 2 = 166Hz.
  54. // the TIM2 counter counts in 10uS increments,
  55. // TODO this is wrong algo. Accept FIRST pulse, skip shorter pulses
  56. // Accept the first pulse with over 2.5mS (1/400 sec)  duration as the closure
  57. #define BREAKER_MIN (RPM_COUNT_RATE/400)
  58.  
  59. #define RPM_AVERAGE 4
  60.  
  61. // wait for about 1 second to decide whether or not starter is on
  62.  
  63. #define STARTER_LIMIT 10
  64.  
  65.  
  66. /* USER CODE END PM */
  67.  
  68. /* Private variables ---------------------------------------------------------*/
  69. ADC_HandleTypeDef hadc1;
  70. DMA_HandleTypeDef hdma_adc1;
  71.  
  72. CAN_HandleTypeDef hcan;
  73.  
  74. SPI_HandleTypeDef hspi1;
  75.  
  76. TIM_HandleTypeDef htim2;
  77. TIM_HandleTypeDef htim3;
  78. TIM_HandleTypeDef htim4;
  79.  
  80. UART_HandleTypeDef huart1;
  81.  
  82. /* USER CODE BEGIN PV */
  83.  
  84.  
  85. volatile char TimerFlag = 0;
  86.  
  87. volatile char NoSerialInCTR = 0; // Missing characters coming in on USART1
  88. volatile char NoSerialIn = 0;
  89.  
  90. // scale for filtered samples
  91. #define Scale 1024.0
  92.  
  93. // storage for ADC
  94. uint16_t ADC_Samples[ADC_CHANNELS];
  95.  
  96. uint32_t FILT_Samples[ADC_CHANNELS]; // filtered ADC samples * Scale
  97.  
  98.  
  99. #define NOM_VREF 3.3
  100. // initial ADC vref
  101. float  adc_vref   = NOM_VREF;
  102.  
  103. // internal bandgap voltage reference
  104. const float STM32REF = 1.2;           // 1.2V typical
  105.  
  106. // scale factor initially assuming
  107. float ADC_Scale = 1/(Scale * 4096) * NOM_VREF ;
  108.  
  109. // Rev counter processing from original RevCounter Project
  110. uint16_t RPM_Diff = 0;
  111. uint16_t RPM_Count_Latch = 0;
  112. // accumulators
  113. uint16_t RPM_Pulsecount = 0;
  114. unsigned int RPM_FilteredWidth = 0;
  115.  
  116. // last time we detected end of dwell i.e. ignition pulse
  117. uint16_t last_dwell_end = 0;
  118. uint16_t RPM_Period[RPM_AVERAGE];
  119. unsigned int RPM_Period_Ptr = 0;
  120.  
  121. unsigned int Coded_RPM = 0;
  122. unsigned int Coded_CHT = 0;
  123.  
  124. uint32_t Power_CHT_Timer;
  125.  
  126. uint16_t Starter_Debounce = 0;
  127.  
  128. /* USER CODE END PV */
  129.  
  130. /* Private function prototypes -----------------------------------------------*/
  131. void SystemClock_Config(void);
  132. static void MX_GPIO_Init(void);
  133. static void MX_DMA_Init(void);
  134. static void MX_ADC1_Init(void);
  135. static void MX_CAN_Init(void);
  136. static void MX_SPI1_Init(void);
  137. static void MX_TIM2_Init(void);
  138. static void MX_TIM3_Init(void);
  139. static void MX_TIM4_Init(void);
  140. static void MX_USART1_UART_Init(void);
  141. /* USER CODE BEGIN PFP */
  142.  
  143. /* USER CODE END PFP */
  144.  
  145. /* Private user code ---------------------------------------------------------*/
  146. /* USER CODE BEGIN 0 */
  147.  
  148. void
  149. plx_sendword (int x)
  150. {
  151.   PutCharSerial (&uc1, ((x) >> 6) & 0x3F);
  152.   PutCharSerial (&uc1, (x) & 0x3F);
  153. }
  154.  
  155. void
  156. init_ADC_filter ()
  157. {
  158.   int i;
  159.   for (i = 0; i < ADC_CHANNELS; i++)
  160.     {
  161.       FILT_Samples[i] = 0;
  162.     }
  163. }
  164.  
  165. void
  166. filter_ADC_samples ()
  167. {
  168.   int i;
  169.   for (i = 0; i < ADC_CHANNELS; i++)
  170.     {
  171.       FILT_Samples[i] += (ADC_Samples[i] * Scale - FILT_Samples[i]) / 2;
  172.     }
  173. }
  174.  
  175.  
  176. /****!
  177.  * @brief this reads the reference voltage within the STM32L151
  178.  * Powers up reference voltage and temperature sensor, waits 3mS  and takes reading
  179.  * Requires that the ADC be powered up
  180.  */
  181.  
  182.  
  183. void
  184. CalibrateADC (void)
  185. {
  186.   float adc_val = FILT_Samples[ADC_REF_CHAN]  ;       // as set up in device config
  187.  
  188.   float adc_vref = STM32REF * ( 4096.0 * Scale)/  adc_val; // the estimate for checking
  189.  
  190.   ADC_Scale = 1/(Scale * 4096) * adc_vref ;
  191.  
  192.  
  193. }
  194.  
  195.  
  196.  
  197. void
  198. ProcessRPM (int instance)
  199. {
  200. // compute the timer values
  201. // snapshot timers
  202.    unsigned short RPM_Pulsewidth;
  203.   // current RPM pulse next slot index
  204.   unsigned short RPM_Count_Val;
  205.   __disable_irq (); // copy the counter value
  206.   RPM_Count_Val = RPM_Count;
  207.   __enable_irq ();
  208. // do calculations
  209. // if there is only one entry, cannot get difference
  210.   if (RPM_Count_Latch != RPM_Count_Val)
  211.     {
  212.       while (1)
  213.         {
  214.           unsigned int base_time;
  215.           unsigned int new_time;
  216.           // if we are at N-1, stop.
  217.           unsigned int next_count = (RPM_Count_Latch + 1) % RPM_SAMPLES;
  218.           if (next_count == RPM_Count_Val)
  219.             {
  220.               break; // completed loop
  221.             }
  222.           char pulse_level = RPM_Level[RPM_Count_Latch];
  223.           base_time = RPM_Time[RPM_Count_Latch];
  224.           new_time = RPM_Time[next_count];
  225.           RPM_Count_Latch = next_count;
  226.  
  227.           RPM_Pulsewidth = new_time - base_time; // not wrapped
  228.  
  229.           // if the pulse was low,
  230.           if (pulse_level == 0 && RPM_Pulsewidth > BREAKER_MIN)
  231.             {
  232.  
  233.               RPM_Diff = new_time - last_dwell_end;
  234.  
  235.               RPM_Period[RPM_Period_Ptr] = RPM_Diff;
  236.               RPM_Period_Ptr = (RPM_Period_Ptr + 1) % RPM_AVERAGE;
  237.               if (RPM_Pulsecount < RPM_AVERAGE)
  238.                 RPM_Pulsecount++; // count one pulse
  239.               last_dwell_end = new_time;
  240.  
  241.             }
  242.         }
  243.  
  244.     }
  245.  
  246.   if (RPM_Pulsecount == RPM_AVERAGE)
  247.     {
  248.       // now have time for N pulses in clocks
  249.       // need to scale by 19.55: one unit is 19.55 RPM
  250.       // 1Hz is 30 RPM
  251.       int i;
  252.       RPM_FilteredWidth = 0;
  253.       for (i = 0; i < RPM_AVERAGE; i++)
  254.         RPM_FilteredWidth += RPM_Period[i];
  255.  
  256.       Coded_RPM = (Scale * 30.0 * RPM_AVERAGE * RPM_COUNT_RATE)
  257.           / (19.55 * RPM_FilteredWidth);
  258.  
  259. #if !defined MY_DEBUG
  260.       // reset here unless we want to debug
  261.       RPM_Pulsecount = 0;
  262.       RPM_FilteredWidth = 0;
  263. #endif
  264.     }
  265.  
  266. // send the current RPM *calculation
  267.   plx_sendword (PLX_RPM);
  268.   PutCharSerial (&uc1, instance);
  269.   plx_sendword (Coded_RPM / Scale);
  270. }
  271.  
  272. // this uses a MAX6675 which is a simple 16 bit read
  273. // SPI is configured for 8 bits so I can use an OLED display if I need it
  274. // must wait > 0.22 seconds between conversion attempts as this is the measurement time
  275. //
  276.  
  277. FunctionalState CHT_Enable = ENABLE;
  278.  
  279. #define CORR 3
  280.  
  281. uint16_t CHT_Observations[2] =
  282.   { 0, 0 };
  283.  
  284. // look for the trigger pin being high then low - the points
  285. // are opening, and skip the reading
  286.  
  287. void
  288. ProcessCHT (int instance)
  289. {
  290.   plx_sendword (PLX_X_CHT);
  291.   PutCharSerial (&uc1, instance);
  292.   plx_sendword (CHT_Observations[instance]);
  293.  
  294. }
  295.  
  296. void
  297. EnableCHT (FunctionalState state)
  298.  
  299. {
  300.   GPIO_InitTypeDef GPIO_InitStruct;
  301.  
  302.   CHT_Enable = state;
  303.  
  304.   /* enable SPI in live mode : assume it and its GPIOs are already initialised in SPI mode */
  305.   if (state == ENABLE)
  306.     {
  307.       HAL_GPIO_WritePin (ENA_AUX_5V_GPIO_Port, ENA_AUX_5V_Pin, GPIO_PIN_SET);
  308.       HAL_GPIO_WritePin (SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
  309.       HAL_GPIO_WritePin (SPI_NS_Temp2_GPIO_Port, SPI_NS_Temp2_Pin,
  310.                          GPIO_PIN_SET);
  311.  
  312.       /* put the SPI pins back into SPI AF mode */
  313.       GPIO_InitStruct.Pin = SPI1_MOSI_Pin | SPI1_MISO_Pin | SPI1_SCK_Pin;
  314.       GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  315.       GPIO_InitStruct.Pull = GPIO_NOPULL;
  316.       GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  317.       HAL_GPIO_Init (SPI1_SCK_GPIO_Port, &GPIO_InitStruct);
  318.  
  319.     }
  320.   else
  321.     {
  322.       /*  Power down the SPI interface taking signals all low */
  323.       HAL_GPIO_WritePin (ENA_AUX_5V_GPIO_Port, ENA_AUX_5V_Pin, GPIO_PIN_RESET);
  324.       HAL_GPIO_WritePin (SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin,
  325.                          GPIO_PIN_RESET);
  326.       HAL_GPIO_WritePin (SPI_NS_Temp2_GPIO_Port, SPI_NS_Temp2_Pin,
  327.                          GPIO_PIN_RESET);
  328.  
  329.       HAL_GPIO_WritePin (SPI1_SCK_GPIO_Port,
  330.                          SPI1_MOSI_Pin | SPI1_MISO_Pin | SPI1_SCK_Pin,
  331.                          GPIO_PIN_RESET);
  332.  
  333.       /* put the SPI pins back into GPIO mode */
  334.       GPIO_InitStruct.Pin = SPI1_MOSI_Pin | SPI1_MISO_Pin | SPI1_SCK_Pin;
  335.       GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  336.       GPIO_InitStruct.Pull = GPIO_NOPULL;
  337.       GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  338.       HAL_GPIO_Init (SPI1_SCK_GPIO_Port, &GPIO_InitStruct);
  339.  
  340.     }
  341.  
  342. }
  343.  
  344. // 1023 is 20.00 volts.
  345. void
  346. ProcessBatteryVoltage (int instance)
  347. {
  348.   float reading = FILT_Samples[instance] * ADC_Scale;
  349.   reading = reading * 7.8125; // real voltage
  350.   reading = reading * 51.15; // PLC scaling =  1023/20
  351.  
  352.   plx_sendword (PLX_Volts);
  353.   PutCharSerial (&uc1, instance);
  354.   plx_sendword ((uint16_t) reading);
  355.  
  356. }
  357.  
  358.  
  359. void
  360. ProcessCPUTemperature (int instance)
  361. {
  362.    // this is defined in the STM32F103 reference manual . #
  363.   // V25 = 1.43 volts
  364.   // Avg_slope = 4.3mV /degree C
  365.   // temperature = {(V25 - VSENSE) / Avg_Slope} + 25
  366.  
  367.   /* get the ADC reading corresponding to ADC channel 16 after turning on the ADC */
  368.  
  369.   float temp_val = FILT_Samples[ADC_TEMP_CHAN] * ADC_Scale;
  370.   /* renormalise temperature value to account for different ADC Vref  : normalise to that which we would get for a 3000mV reference */
  371.   temp_val = (1.43- temp_val) / 4.3e-3 + 25;
  372.  
  373.   int32_t result = temp_val  ;
  374.  
  375. //  int32_t result = 800 * ((int32_t) temp_val - TS_CAL30);
  376. //  result = result / (TS_CAL110 - TS_CAL30) + 300;
  377.  
  378.  
  379.   plx_sendword (PLX_FluidTemp);
  380.   PutCharSerial (&uc1, instance);
  381.   plx_sendword (result);
  382.  
  383. }
  384.  
  385. // the MAP sensor is giving us a reading of
  386. // 4.6 volts for 1019mB or 2.27 volts at the ADC input (resistive divider by 2.016)
  387. // I believe the sensor reads  4.5V at 1000kPa and 0.5V at  0kPa
  388. // Calibration is a bit off
  389. // Real   Displayed
  390. // 989    968
  391. // 994.1    986
  392. // 992.3  984
  393.  
  394. void
  395. ProcessMAP (int instance)
  396. {
  397. // Using ADC_Samples[3] as the MAP input
  398.   float reading = FILT_Samples[ADC_MAP_CHAN] * ADC_Scale;
  399.   reading = reading * 2.016;      // real voltage
  400.   // values computed from slope / intercept of map.ods
  401.   //reading = (reading) * 56.23 + 743.2; // do not assume 0.5 volt offset : reading from 0 to 4.5 instead of 0.5 to 4.5
  402.   // using a pressure gauge.
  403.   reading = (reading) * 150 + 326;
  404.  
  405.   plx_sendword (PLX_MAP);
  406.   PutCharSerial (&uc1, instance);
  407.   plx_sendword ((uint16_t) reading);
  408.  
  409. }
  410.  
  411. // the Oil pressi sensor is giving us a reading of
  412. // 4.5 volts for 100 PSI or  2.25 volts at the ADC input (resistive divider by 2.016)
  413. // I believe the sensor reads  4.5V at 100PSI and 0.5V at  0PSI
  414. // an observation of 1024 is 200PSI, so observation of 512 is 100 PSI.
  415.  
  416. void
  417. ProcessOilPress (int instance)
  418. {
  419. // Using ADC_Samples[2] as the MAP input
  420.   float reading = FILT_Samples[ADC_PRESSURE_CHAN] * ADC_Scale;
  421.   reading = reading * 2.00; // real voltage
  422.   reading = (reading - 0.5) * 512 / 4;  // this is 1023 * 100/200
  423.  
  424.   plx_sendword (PLX_FluidPressure);
  425.   PutCharSerial (&uc1, instance);
  426.   plx_sendword ((uint16_t) reading);
  427.  
  428. }
  429.  
  430. void
  431. ProcessTiming (int instance)
  432. {
  433.   plx_sendword (PLX_Timing);
  434.   PutCharSerial (&uc1, instance);
  435.   plx_sendword (64 - 15); // make it negative
  436. }
  437.  
  438. /* USER CODE END 0 */
  439.  
  440. /**
  441.   * @brief  The application entry point.
  442.   * @retval int
  443.   */
  444. int main(void)
  445. {
  446.   /* USER CODE BEGIN 1 */
  447.  
  448.   /* USER CODE END 1 */
  449.  
  450.   /* MCU Configuration--------------------------------------------------------*/
  451.  
  452.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  453.   HAL_Init();
  454.  
  455.   /* USER CODE BEGIN Init */
  456.  
  457.   /* USER CODE END Init */
  458.  
  459.   /* Configure the system clock */
  460.   SystemClock_Config();
  461.  
  462.   /* USER CODE BEGIN SysInit */
  463.  
  464.   /* USER CODE END SysInit */
  465.  
  466.   /* Initialize all configured peripherals */
  467.   MX_GPIO_Init();
  468.   MX_DMA_Init();
  469.   MX_ADC1_Init();
  470.   MX_CAN_Init();
  471.   MX_SPI1_Init();
  472.   MX_TIM2_Init();
  473.   MX_TIM3_Init();
  474.   MX_TIM4_Init();
  475.   MX_USART1_UART_Init();
  476.   /* USER CODE BEGIN 2 */
  477.   HAL_MspInit ();
  478.  
  479.   // Not using HAL USART code
  480.   __HAL_RCC_USART1_CLK_ENABLE()
  481.   ; // PLX comms port
  482.   /* setup the USART control blocks */
  483.   init_usart_ctl (&uc1, huart1.Instance);
  484.  
  485.   EnableSerialRxInterrupt (&uc1);
  486.  
  487.   HAL_SPI_MspInit (&hspi1);
  488.  
  489.   HAL_ADC_MspInit (&hadc1);
  490.  
  491.   HAL_ADC_Start_DMA (&hadc1, (uint32_t *)ADC_Samples, ADC_CHANNELS);
  492.  
  493.   HAL_ADC_Start_IT (&hadc1);
  494.  
  495.   HAL_TIM_Base_MspInit (&htim4);
  496.   HAL_TIM_Base_Start_IT (&htim4);
  497.  
  498.   // initialise all the STMCubeMX stuff
  499.   HAL_TIM_Base_MspInit (&htim2);
  500.   // Start the counter
  501.   HAL_TIM_Base_Start (&htim2);
  502.   // Start the input capture and the rising edge interrupt
  503.   HAL_TIM_IC_Start_IT (&htim2, TIM_CHANNEL_1);
  504.   // Start the input capture and the falling edge interrupt
  505.   HAL_TIM_IC_Start_IT (&htim2, TIM_CHANNEL_2);
  506.  
  507.   HAL_TIM_Base_MspInit (&htim3);
  508.   __HAL_TIM_ENABLE_IT(&htim3, TIM_IT_UPDATE);
  509.   uint32_t Ticks = HAL_GetTick () + 100;
  510.   int CalCounter = 0;
  511.  
  512.   Power_CHT_Timer = HAL_GetTick () + 1000; /* wait 10 seconds before powering up the CHT sensor */
  513.  
  514.   /* USER CODE END 2 */
  515.  
  516.   /* Infinite loop */
  517.   /* USER CODE BEGIN WHILE */
  518.   while (1)
  519.     {
  520.     /* USER CODE END WHILE */
  521.  
  522.     /* USER CODE BEGIN 3 */
  523.  
  524.       if (HAL_GetTick () > Ticks)
  525.         {
  526.           Ticks += 100;
  527.           filter_ADC_samples ();
  528.           // delay to calibrate ADC
  529.           if (CalCounter < 1000)
  530.             {
  531.               CalCounter += 100;
  532.             }
  533.  
  534.           if (CalCounter == 900)
  535.             {
  536.               CalibrateADC ();
  537.             }
  538.         }
  539.       /* when the starter motor is on then power down the CHT sensors as they seem to fail */
  540.  
  541.       if (HAL_GPIO_ReadPin (STARTER_ON_GPIO_Port, STARTER_ON_Pin)
  542.           == GPIO_PIN_RESET)
  543.         {
  544.           if (Starter_Debounce < STARTER_LIMIT)
  545.             {
  546.               Starter_Debounce++;
  547.             }
  548.         }
  549.       else
  550.         {
  551.           if (Starter_Debounce > 0)
  552.             {
  553.               Starter_Debounce--;
  554.             }
  555.         }
  556.  
  557.       if (Starter_Debounce == STARTER_LIMIT)
  558.         {
  559.           EnableCHT (DISABLE);
  560.           Power_CHT_Timer = HAL_GetTick () + 1000;
  561.         }
  562.       else
  563.       /* if the Power_CHT_Timer is set then wait for it to timeout, then power up CHT */
  564.         {
  565.           if ((Power_CHT_Timer > 0) && (HAL_GetTick () > Power_CHT_Timer))
  566.             {
  567.               EnableCHT (ENABLE);
  568.               Power_CHT_Timer = 0;
  569.             }
  570.         }
  571.  
  572.       // check to see if we have any incoming data, copy and append if so, if no data then create our own frames.
  573.       int c;
  574.       char send = 0;
  575.  
  576.       // poll the  input for a stop bit or timeout
  577.       if (PollSerial (&uc1))
  578.         {
  579.           resetSerialTimeout ();
  580.           c = GetCharSerial (&uc1);
  581.           if (c != PLX_Stop)
  582.             {
  583.               PutCharSerial (&uc1, c); // echo all but the stop bit
  584.             }
  585.           else
  586.             { // must be a stop character
  587.               send = 1; // start our sending process.
  588.             }
  589.         }
  590.  
  591.       // sort out auto-sending
  592.       if (TimerFlag)
  593.         {
  594.           TimerFlag = 0;
  595.           if (NoSerialIn)
  596.             {
  597.               PutCharSerial (&uc1, PLX_Start);
  598.               send = 1;
  599.             }
  600.         }
  601.       if (send)
  602.         {
  603.           send = 0;
  604.  
  605.           // send the observations
  606.           ProcessRPM (0);
  607.           ProcessCHT (0);
  608.           ProcessCHT (1);
  609.           ProcessBatteryVoltage (0); // Batt 1
  610.           ProcessBatteryVoltage (1); // Batt 2
  611.           ProcessCPUTemperature (0); //  built in temperature sensor
  612.  
  613.           ProcessMAP (0);
  614.           ProcessOilPress (0);
  615.  
  616.           PutCharSerial (&uc1, PLX_Stop);
  617.         }
  618.     }
  619.  
  620.  
  621.   /* USER CODE END 3 */
  622. }
  623.  
  624. /**
  625.   * @brief System Clock Configuration
  626.   * @retval None
  627.   */
  628. void SystemClock_Config(void)
  629. {
  630.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  631.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  632.   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  633.  
  634.   /** Initializes the RCC Oscillators according to the specified parameters
  635.   * in the RCC_OscInitTypeDef structure.
  636.   */
  637.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  638.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  639.   RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  640.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  641.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  642.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  643.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  644.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  645.   {
  646.     Error_Handler();
  647.   }
  648.   /** Initializes the CPU, AHB and APB buses clocks
  649.   */
  650.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  651.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  652.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  653.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  654.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  655.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  656.  
  657.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  658.   {
  659.     Error_Handler();
  660.   }
  661.   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
  662.   PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6;
  663.   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  664.   {
  665.     Error_Handler();
  666.   }
  667. }
  668.  
  669. /**
  670.   * @brief ADC1 Initialization Function
  671.   * @param None
  672.   * @retval None
  673.   */
  674. static void MX_ADC1_Init(void)
  675. {
  676.  
  677.   /* USER CODE BEGIN ADC1_Init 0 */
  678.  
  679.   /* USER CODE END ADC1_Init 0 */
  680.  
  681.   ADC_ChannelConfTypeDef sConfig = {0};
  682.  
  683.   /* USER CODE BEGIN ADC1_Init 1 */
  684.  
  685.   /* USER CODE END ADC1_Init 1 */
  686.   /** Common config
  687.   */
  688.   hadc1.Instance = ADC1;
  689.   hadc1.Init.ScanConvMode = ADC_SCAN_ENABLE;
  690.   hadc1.Init.ContinuousConvMode = DISABLE;
  691.   hadc1.Init.DiscontinuousConvMode = DISABLE;
  692.   hadc1.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T3_TRGO;
  693.   hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  694.   hadc1.Init.NbrOfConversion = 7;
  695.   if (HAL_ADC_Init(&hadc1) != HAL_OK)
  696.   {
  697.     Error_Handler();
  698.   }
  699.   /** Configure Regular Channel
  700.   */
  701.   sConfig.Channel = ADC_CHANNEL_0;
  702.   sConfig.Rank = ADC_REGULAR_RANK_1;
  703.   sConfig.SamplingTime = ADC_SAMPLETIME_71CYCLES_5;
  704.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  705.   {
  706.     Error_Handler();
  707.   }
  708.   /** Configure Regular Channel
  709.   */
  710.   sConfig.Channel = ADC_CHANNEL_1;
  711.   sConfig.Rank = ADC_REGULAR_RANK_2;
  712.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  713.   {
  714.     Error_Handler();
  715.   }
  716.   /** Configure Regular Channel
  717.   */
  718.   sConfig.Channel = ADC_CHANNEL_2;
  719.   sConfig.Rank = ADC_REGULAR_RANK_3;
  720.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  721.   {
  722.     Error_Handler();
  723.   }
  724.   /** Configure Regular Channel
  725.   */
  726.   sConfig.Channel = ADC_CHANNEL_3;
  727.   sConfig.Rank = ADC_REGULAR_RANK_4;
  728.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  729.   {
  730.     Error_Handler();
  731.   }
  732.   /** Configure Regular Channel
  733.   */
  734.   sConfig.Channel = ADC_CHANNEL_4;
  735.   sConfig.Rank = ADC_REGULAR_RANK_5;
  736.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  737.   {
  738.     Error_Handler();
  739.   }
  740.   /** Configure Regular Channel
  741.   */
  742.   sConfig.Channel = ADC_CHANNEL_VREFINT;
  743.   sConfig.Rank = ADC_REGULAR_RANK_6;
  744.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  745.   {
  746.     Error_Handler();
  747.   }
  748.   /** Configure Regular Channel
  749.   */
  750.   sConfig.Channel = ADC_CHANNEL_TEMPSENSOR;
  751.   sConfig.Rank = ADC_REGULAR_RANK_7;
  752.   if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
  753.   {
  754.     Error_Handler();
  755.   }
  756.   /* USER CODE BEGIN ADC1_Init 2 */
  757.  
  758.   /* USER CODE END ADC1_Init 2 */
  759.  
  760. }
  761.  
  762. /**
  763.   * @brief CAN Initialization Function
  764.   * @param None
  765.   * @retval None
  766.   */
  767. static void MX_CAN_Init(void)
  768. {
  769.  
  770.   /* USER CODE BEGIN CAN_Init 0 */
  771.  
  772.   /* USER CODE END CAN_Init 0 */
  773.  
  774.   /* USER CODE BEGIN CAN_Init 1 */
  775.  
  776.   /* USER CODE END CAN_Init 1 */
  777.   hcan.Instance = CAN1;
  778.   hcan.Init.Prescaler = 16;
  779.   hcan.Init.Mode = CAN_MODE_NORMAL;
  780.   hcan.Init.SyncJumpWidth = CAN_SJW_1TQ;
  781.   hcan.Init.TimeSeg1 = CAN_BS1_1TQ;
  782.   hcan.Init.TimeSeg2 = CAN_BS2_1TQ;
  783.   hcan.Init.TimeTriggeredMode = DISABLE;
  784.   hcan.Init.AutoBusOff = DISABLE;
  785.   hcan.Init.AutoWakeUp = DISABLE;
  786.   hcan.Init.AutoRetransmission = DISABLE;
  787.   hcan.Init.ReceiveFifoLocked = DISABLE;
  788.   hcan.Init.TransmitFifoPriority = DISABLE;
  789.   if (HAL_CAN_Init(&hcan) != HAL_OK)
  790.   {
  791.     Error_Handler();
  792.   }
  793.   /* USER CODE BEGIN CAN_Init 2 */
  794.  
  795.   /* USER CODE END CAN_Init 2 */
  796.  
  797. }
  798.  
  799. /**
  800.   * @brief SPI1 Initialization Function
  801.   * @param None
  802.   * @retval None
  803.   */
  804. static void MX_SPI1_Init(void)
  805. {
  806.  
  807.   /* USER CODE BEGIN SPI1_Init 0 */
  808.  
  809.   /* USER CODE END SPI1_Init 0 */
  810.  
  811.   /* USER CODE BEGIN SPI1_Init 1 */
  812.  
  813.   /* USER CODE END SPI1_Init 1 */
  814.   /* SPI1 parameter configuration*/
  815.   hspi1.Instance = SPI1;
  816.   hspi1.Init.Mode = SPI_MODE_MASTER;
  817.   hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  818.   hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  819.   hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  820.   hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  821.   hspi1.Init.NSS = SPI_NSS_SOFT;
  822.   hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
  823.   hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  824.   hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  825.   hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  826.   hspi1.Init.CRCPolynomial = 10;
  827.   if (HAL_SPI_Init(&hspi1) != HAL_OK)
  828.   {
  829.     Error_Handler();
  830.   }
  831.   /* USER CODE BEGIN SPI1_Init 2 */
  832.  
  833.   /* USER CODE END SPI1_Init 2 */
  834.  
  835. }
  836.  
  837. /**
  838.   * @brief TIM2 Initialization Function
  839.   * @param None
  840.   * @retval None
  841.   */
  842. static void MX_TIM2_Init(void)
  843. {
  844.  
  845.   /* USER CODE BEGIN TIM2_Init 0 */
  846.  
  847.   /* USER CODE END TIM2_Init 0 */
  848.  
  849.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  850.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  851.   TIM_IC_InitTypeDef sConfigIC = {0};
  852.  
  853.   /* USER CODE BEGIN TIM2_Init 1 */
  854.  
  855.   /* USER CODE END TIM2_Init 1 */
  856.   htim2.Instance = TIM2;
  857.   htim2.Init.Prescaler = 719;
  858.   htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
  859.   htim2.Init.Period = 65535;
  860.   htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  861.   htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  862.   if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
  863.   {
  864.     Error_Handler();
  865.   }
  866.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  867.   if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
  868.   {
  869.     Error_Handler();
  870.   }
  871.   if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
  872.   {
  873.     Error_Handler();
  874.   }
  875.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
  876.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  877.   if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
  878.   {
  879.     Error_Handler();
  880.   }
  881.   sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
  882.   sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
  883.   sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
  884.   sConfigIC.ICFilter = 15;
  885.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
  886.   {
  887.     Error_Handler();
  888.   }
  889.   sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_FALLING;
  890.   sConfigIC.ICSelection = TIM_ICSELECTION_INDIRECTTI;
  891.   sConfigIC.ICFilter = 0;
  892.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
  893.   {
  894.     Error_Handler();
  895.   }
  896.   /* USER CODE BEGIN TIM2_Init 2 */
  897.  
  898.   /* USER CODE END TIM2_Init 2 */
  899.  
  900. }
  901.  
  902. /**
  903.   * @brief TIM3 Initialization Function
  904.   * @param None
  905.   * @retval None
  906.   */
  907. static void MX_TIM3_Init(void)
  908. {
  909.  
  910.   /* USER CODE BEGIN TIM3_Init 0 */
  911.  
  912.   /* USER CODE END TIM3_Init 0 */
  913.  
  914.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  915.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  916.   TIM_OC_InitTypeDef sConfigOC = {0};
  917.  
  918.   /* USER CODE BEGIN TIM3_Init 1 */
  919.  
  920.   /* USER CODE END TIM3_Init 1 */
  921.   htim3.Instance = TIM3;
  922.   htim3.Init.Prescaler = 719;
  923.   htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
  924.   htim3.Init.Period = 199;
  925.   htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  926.   htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  927.   if (HAL_TIM_Base_Init(&htim3) != HAL_OK)
  928.   {
  929.     Error_Handler();
  930.   }
  931.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  932.   if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)
  933.   {
  934.     Error_Handler();
  935.   }
  936.   if (HAL_TIM_OC_Init(&htim3) != HAL_OK)
  937.   {
  938.     Error_Handler();
  939.   }
  940.   if (HAL_TIM_OnePulse_Init(&htim3, TIM_OPMODE_SINGLE) != HAL_OK)
  941.   {
  942.     Error_Handler();
  943.   }
  944.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_OC1;
  945.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  946.   if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
  947.   {
  948.     Error_Handler();
  949.   }
  950.   sConfigOC.OCMode = TIM_OCMODE_TIMING;
  951.   sConfigOC.Pulse = 198;
  952.   sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
  953.   sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
  954.   if (HAL_TIM_OC_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
  955.   {
  956.     Error_Handler();
  957.   }
  958.   /* USER CODE BEGIN TIM3_Init 2 */
  959.  
  960.   /* USER CODE END TIM3_Init 2 */
  961.  
  962. }
  963.  
  964. /**
  965.   * @brief TIM4 Initialization Function
  966.   * @param None
  967.   * @retval None
  968.   */
  969. static void MX_TIM4_Init(void)
  970. {
  971.  
  972.   /* USER CODE BEGIN TIM4_Init 0 */
  973.  
  974.   /* USER CODE END TIM4_Init 0 */
  975.  
  976.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  977.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  978.  
  979.   /* USER CODE BEGIN TIM4_Init 1 */
  980.  
  981.   /* USER CODE END TIM4_Init 1 */
  982.   htim4.Instance = TIM4;
  983.   htim4.Init.Prescaler = 719;
  984.   htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
  985.   htim4.Init.Period = 9999;
  986.   htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  987.   htim4.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  988.   if (HAL_TIM_Base_Init(&htim4) != HAL_OK)
  989.   {
  990.     Error_Handler();
  991.   }
  992.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  993.   if (HAL_TIM_ConfigClockSource(&htim4, &sClockSourceConfig) != HAL_OK)
  994.   {
  995.     Error_Handler();
  996.   }
  997.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
  998.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  999.   if (HAL_TIMEx_MasterConfigSynchronization(&htim4, &sMasterConfig) != HAL_OK)
  1000.   {
  1001.     Error_Handler();
  1002.   }
  1003.   /* USER CODE BEGIN TIM4_Init 2 */
  1004.  
  1005.   /* USER CODE END TIM4_Init 2 */
  1006.  
  1007. }
  1008.  
  1009. /**
  1010.   * @brief USART1 Initialization Function
  1011.   * @param None
  1012.   * @retval None
  1013.   */
  1014. static void MX_USART1_UART_Init(void)
  1015. {
  1016.  
  1017.   /* USER CODE BEGIN USART1_Init 0 */
  1018.  
  1019.   /* USER CODE END USART1_Init 0 */
  1020.  
  1021.   /* USER CODE BEGIN USART1_Init 1 */
  1022.  
  1023.   /* USER CODE END USART1_Init 1 */
  1024.   huart1.Instance = USART1;
  1025.   huart1.Init.BaudRate = 19200;
  1026.   huart1.Init.WordLength = UART_WORDLENGTH_8B;
  1027.   huart1.Init.StopBits = UART_STOPBITS_1;
  1028.   huart1.Init.Parity = UART_PARITY_NONE;
  1029.   huart1.Init.Mode = UART_MODE_TX_RX;
  1030.   huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  1031.   huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  1032.   if (HAL_UART_Init(&huart1) != HAL_OK)
  1033.   {
  1034.     Error_Handler();
  1035.   }
  1036.   /* USER CODE BEGIN USART1_Init 2 */
  1037.  
  1038.   /* USER CODE END USART1_Init 2 */
  1039.  
  1040. }
  1041.  
  1042. /**
  1043.   * Enable DMA controller clock
  1044.   */
  1045. static void MX_DMA_Init(void)
  1046. {
  1047.  
  1048.   /* DMA controller clock enable */
  1049.   __HAL_RCC_DMA1_CLK_ENABLE();
  1050.  
  1051.   /* DMA interrupt init */
  1052.   /* DMA1_Channel1_IRQn interrupt configuration */
  1053.   HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
  1054.   HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
  1055.  
  1056. }
  1057.  
  1058. /**
  1059.   * @brief GPIO Initialization Function
  1060.   * @param None
  1061.   * @retval None
  1062.   */
  1063. static void MX_GPIO_Init(void)
  1064. {
  1065.   GPIO_InitTypeDef GPIO_InitStruct = {0};
  1066.  
  1067.   /* GPIO Ports Clock Enable */
  1068.   __HAL_RCC_GPIOC_CLK_ENABLE();
  1069.   __HAL_RCC_GPIOD_CLK_ENABLE();
  1070.   __HAL_RCC_GPIOA_CLK_ENABLE();
  1071.   __HAL_RCC_GPIOB_CLK_ENABLE();
  1072.  
  1073.   /*Configure GPIO pin Output Level */
  1074.   HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET);
  1075.  
  1076.   /*Configure GPIO pin Output Level */
  1077.   HAL_GPIO_WritePin(GPIOB, SPI_NS_Temp_Pin|SPI_NS_Temp2_Pin|ENA_AUX_5V_Pin, GPIO_PIN_RESET);
  1078.  
  1079.   /*Configure GPIO pin : LED_Blink_Pin */
  1080.   GPIO_InitStruct.Pin = LED_Blink_Pin;
  1081.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  1082.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  1083.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  1084.   HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct);
  1085.  
  1086.   /*Configure GPIO pins : SPI_NS_Temp_Pin SPI_NS_Temp2_Pin ENA_AUX_5V_Pin */
  1087.   GPIO_InitStruct.Pin = SPI_NS_Temp_Pin|SPI_NS_Temp2_Pin|ENA_AUX_5V_Pin;
  1088.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  1089.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  1090.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  1091.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  1092.  
  1093.   /*Configure GPIO pin : STARTER_ON_Pin */
  1094.   GPIO_InitStruct.Pin = STARTER_ON_Pin;
  1095.   GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  1096.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  1097.   HAL_GPIO_Init(STARTER_ON_GPIO_Port, &GPIO_InitStruct);
  1098.  
  1099. }
  1100.  
  1101. /* USER CODE BEGIN 4 */
  1102.  
  1103. /* USER CODE END 4 */
  1104.  
  1105. /**
  1106.   * @brief  This function is executed in case of error occurrence.
  1107.   * @retval None
  1108.   */
  1109. void Error_Handler(void)
  1110. {
  1111.   /* USER CODE BEGIN Error_Handler_Debug */
  1112. /* User can add his own implementation to report the HAL error return state */
  1113.  
  1114.   /* USER CODE END Error_Handler_Debug */
  1115. }
  1116.  
  1117. #ifdef  USE_FULL_ASSERT
  1118. /**
  1119.   * @brief  Reports the name of the source file and the source line number
  1120.   *         where the assert_param error has occurred.
  1121.   * @param  file: pointer to the source file name
  1122.   * @param  line: assert_param error line source number
  1123.   * @retval None
  1124.   */
  1125. void assert_failed(uint8_t *file, uint32_t line)
  1126. {
  1127.   /* USER CODE BEGIN 6 */
  1128.   /* User can add his own implementation to report the file name and line number,
  1129.      tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  1130.   /* USER CODE END 6 */
  1131. }
  1132. #endif /* USE_FULL_ASSERT */
  1133.  
  1134. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  1135.