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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.  * <h2><center>&copy; Copyright (c) 2020 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.  
  26. #include "libPLX/plx.h"
  27. #include "libSerial/serial.H"
  28. #include "libSmallPrintf/small_printf.h"
  29. #include "libNMEA/nmea.h"
  30. #include "switches.h"
  31. #include<string.h>
  32.  
  33. /* USER CODE END Includes */
  34.  
  35. /* Private typedef -----------------------------------------------------------*/
  36. /* USER CODE BEGIN PTD */
  37.  
  38. /* USER CODE END PTD */
  39.  
  40. /* Private define ------------------------------------------------------------*/
  41. /* USER CODE BEGIN PD */
  42. /* USER CODE END PD */
  43.  
  44. /* Private macro -------------------------------------------------------------*/
  45. /* USER CODE BEGIN PM */
  46.  
  47. /* USER CODE END PM */
  48.  
  49. /* Private variables ---------------------------------------------------------*/
  50. SPI_HandleTypeDef hspi1;
  51.  
  52. TIM_HandleTypeDef htim2;
  53. TIM_HandleTypeDef htim3;
  54. TIM_HandleTypeDef htim9;
  55.  
  56. UART_HandleTypeDef huart4;
  57. UART_HandleTypeDef huart1;
  58. UART_HandleTypeDef huart2;
  59. UART_HandleTypeDef huart3;
  60.  
  61. /* USER CODE BEGIN PV */
  62. /* Private variables ---------------------------------------------------------*/
  63.  
  64. context_t contexts[MAX_DISPLAYS];
  65.  
  66. /* timeout when the ignition is switched off */
  67. #define IGNITION_OFF_TIMEOUT 30000UL
  68.  
  69. // 500mS per logger period.
  70. #define LOGGER_INTERVAL 500UL
  71.  
  72. const int DialTimeout = 10000; // about 10 seconds after twiddle, save the dial position.
  73.  
  74. nvram_info_t dial_nvram[MAX_DISPLAYS] __attribute__((section(".NVRAM_Data")));
  75.  
  76. info_t Info[MAXRDG];
  77.  
  78. /// \brief storage for incoming data
  79. data_t Data;
  80.  
  81. int PLXItems;
  82.  
  83. uint32_t Latch_Timer = IGNITION_OFF_TIMEOUT;
  84.  
  85. // location for GPS data
  86. Location loc;
  87.  
  88. /* USER CODE END PV */
  89.  
  90. /* Private function prototypes -----------------------------------------------*/
  91. void SystemClock_Config(void);
  92. static void MX_GPIO_Init(void);
  93. static void MX_SPI1_Init(void);
  94. static void MX_USART1_UART_Init(void);
  95. static void MX_USART2_UART_Init(void);
  96. static void MX_USART3_UART_Init(void);
  97. static void MX_TIM3_Init(void);
  98. static void MX_TIM9_Init(void);
  99. static void MX_TIM2_Init(void);
  100. static void MX_UART4_Init(void);
  101. /* USER CODE BEGIN PFP */
  102.  
  103. // the dial is the switch number we are using.
  104. // suppress is the ItemIndex we wish to suppress on this display
  105. int DisplayCurrent(int dial, int suppress)
  106. {
  107.   if (contexts[dial].knobPos < 0)
  108.     return -1;
  109.   return cc_display(dial, suppress);
  110. }
  111.  
  112. /// \note this code doesnt work so it leaves speed as 9600.
  113. /// \brief Setup Bluetooth module
  114. void initModule(usart_ctl *ctl, uint32_t baudRate)
  115. {
  116.   char initBuf[30];
  117.   // switch to command mode
  118.   HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_RESET);
  119.   HAL_Delay(500);
  120.   int initLen = small_sprintf(initBuf, "AT+UART=%lu,1,2\n", baudRate);
  121.   setBaud(ctl, 38400);
  122.   sendString(ctl, initBuf, initLen);
  123.   TxWaitEmpty(ctl);
  124.   // switch back to normal comms at new baud rate
  125.  
  126.   HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_SET);
  127.   setBaud(ctl, baudRate);
  128.   HAL_Delay(100);
  129. }
  130.  
  131. // workspace for RMC data read from GPS module.
  132. uint8_t rmc_buff[80];
  133. volatile uint16_t rmc_length;
  134.  
  135. uint8_t rmc_callback(uint8_t *data, uint16_t length)
  136. {
  137.   rmc_length = length < sizeof(rmc_buff) ? length : sizeof(rmc_buff);
  138.   memcpy(rmc_buff, data, length);
  139.   return 0;
  140. }
  141.  
  142.  
  143. // check if bluetooth connected
  144. uint8_t btConnected()
  145. {
  146.   return  HAL_GPIO_ReadPin(BT_STATE_GPIO_Port, BT_STATE_Pin) == GPIO_PIN_SET;
  147. }
  148.  
  149. /* USER CODE END PFP */
  150.  
  151. /* Private user code ---------------------------------------------------------*/
  152. /* USER CODE BEGIN 0 */
  153.  
  154. /* USER CODE END 0 */
  155.  
  156. /**
  157.  * @brief  The application entry point.
  158.  * @retval int
  159.  */
  160. int main(void)
  161. {
  162.   /* USER CODE BEGIN 1 */
  163.   __HAL_RCC_SPI1_CLK_ENABLE();
  164.   __HAL_RCC_USART1_CLK_ENABLE(); // PLX main port
  165.   __HAL_RCC_USART2_CLK_ENABLE(); // debug port
  166.   __HAL_RCC_USART3_CLK_ENABLE(); // Bluetooth port
  167.   __HAL_RCC_UART4_CLK_ENABLE();  // NMEA0183 port
  168.  
  169.   __HAL_RCC_TIM3_CLK_ENABLE();
  170.  
  171.   __HAL_RCC_TIM9_CLK_ENABLE();
  172.  
  173.   /* USER CODE END 1 */
  174.  
  175.   /* MCU Configuration--------------------------------------------------------*/
  176.  
  177.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  178.   HAL_Init();
  179.  
  180.   /* USER CODE BEGIN Init */
  181.  
  182.   /* USER CODE END Init */
  183.  
  184.   /* Configure the system clock */
  185.   SystemClock_Config();
  186.  
  187.   /* USER CODE BEGIN SysInit */
  188.   // Switch handler called on sysTick interrupt.
  189.   InitSwitches();
  190.  
  191.   /* USER CODE END SysInit */
  192.  
  193.   /* Initialize all configured peripherals */
  194.   MX_GPIO_Init();
  195.   MX_SPI1_Init();
  196.   MX_USART1_UART_Init();
  197.   MX_USART2_UART_Init();
  198.   MX_USART3_UART_Init();
  199.   MX_TIM3_Init();
  200.   MX_TIM9_Init();
  201.   MX_TIM2_Init();
  202.   MX_UART4_Init();
  203.   /* USER CODE BEGIN 2 */
  204.  
  205.   /* Turn on USART1 IRQ */
  206.   HAL_NVIC_SetPriority(USART1_IRQn, 2, 0);
  207.   HAL_NVIC_EnableIRQ(USART1_IRQn);
  208.  
  209.   /* Turn on USART2 IRQ  */
  210.   HAL_NVIC_SetPriority(USART2_IRQn, 4, 0);
  211.   HAL_NVIC_EnableIRQ(USART2_IRQn);
  212.  
  213.   /* turn on USART3 IRQ */
  214.   HAL_NVIC_SetPriority(USART3_IRQn, 4, 0);
  215.   HAL_NVIC_EnableIRQ(USART3_IRQn);
  216.  
  217.   /* turn on UART4 IRQ */
  218.   HAL_NVIC_SetPriority(UART4_IRQn, 4, 0);
  219.   HAL_NVIC_EnableIRQ(UART4_IRQn);
  220.  
  221.   /* setup the USART control blocks */
  222.   init_usart_ctl(&uc1, &huart1);
  223.   init_usart_ctl(&uc2, &huart2);
  224.   init_usart_ctl(&uc3, &huart3);
  225.   init_usart_ctl(&uc4, &huart4);
  226.  
  227.   EnableSerialRxInterrupt(&uc1);
  228.   EnableSerialRxInterrupt(&uc2);
  229.   EnableSerialRxInterrupt(&uc3);
  230.   EnableSerialRxInterrupt(&uc4);
  231.  
  232.   HAL_TIM_Encoder_Start(&htim3, TIM_CHANNEL_ALL);
  233.  
  234.   HAL_TIM_Encoder_Start(&htim9, TIM_CHANNEL_ALL);
  235.  
  236.   initModule(&uc3, 9600);
  237.  
  238.   // Initialise UART for 4800 baud NMEA
  239.   setBaud(&uc2, 4800);
  240.  
  241.   // Initialuse UART4 for 4800 baud NMEA.
  242.   setBaud(&uc4, 4800);
  243.  
  244.   cc_init();
  245.  
  246.   int i;
  247.   for (i = 0; i < 2; i++)
  248.   {
  249.     dial_pos[i] = 0; // default to items 0 and 1
  250.     contexts[i].knobPos = -1;
  251.   }
  252.  
  253.   /* reset the display timeout, latch on power from accessories */
  254.   Latch_Timer = IGNITION_OFF_TIMEOUT;
  255.   HAL_GPIO_WritePin(POWER_LATCH_GPIO_Port, POWER_LATCH_Pin, GPIO_PIN_RESET);
  256.  
  257.   setRmcCallback(&rmc_callback);
  258.  
  259.   /* USER CODE END 2 */
  260.  
  261.   /* Infinite loop */
  262.   /* USER CODE BEGIN WHILE */
  263.   while (1)
  264.   {
  265.  
  266.     /* while ignition is on, keep resetting power latch timer */
  267.     if (HAL_GPIO_ReadPin(IGNITION_GPIO_Port, IGNITION_Pin) == GPIO_PIN_RESET)
  268.     {
  269.       Latch_Timer = HAL_GetTick() + IGNITION_OFF_TIMEOUT;
  270.     }
  271.     else
  272.     {
  273.       /* if the ignition has been off for a while, then turn off power */
  274.       if (HAL_GetTick() > Latch_Timer)
  275.       {
  276.         HAL_GPIO_WritePin(POWER_LATCH_GPIO_Port, POWER_LATCH_Pin,
  277.                           GPIO_PIN_RESET);
  278.       }
  279.     }
  280.  
  281.     uint32_t timeout = 0; //
  282.  
  283.     uint32_t nextTick = 0;
  284.     uint8_t log = 0;
  285.     uint8_t logCount = 1000 / LOGGER_INTERVAL;
  286.     // PLX decoder protocols
  287.     char PLXPacket = 0;
  288.     for (i = 0; i < MAXRDG; i++)
  289.     {
  290.       Info[i].Max = 0;
  291.       Info[i].Min = 0xFFF; // 12 bit max value
  292.       Info[i].sum = 0; //
  293.       Info[i].count=0;
  294.     }
  295.  
  296.     int PLXPtr = 0;
  297.  
  298.     while (1)
  299.     {
  300.  
  301.       // poll GPS Position/time on UART4
  302.       (void)updateLocation(&loc, &uc4);
  303.       if (loc.valid == 'V')
  304.         memset(loc.time, '-', 6);
  305.  
  306.       // if permitted, log data from RMC packet
  307.       if (rmc_length && btConnected())
  308.       {
  309.         sendString(&uc3, rmc_buff, rmc_length);
  310.         rmc_length = 0;
  311.         nextTick = HAL_GetTick() + LOGGER_INTERVAL;
  312.         logCount = 0;
  313.         log = 1;
  314.       }
  315.    
  316.       // time several counted logger intervals after RMC recieved, enable logger each timeout.
  317.       if (logCount < ((1000 / LOGGER_INTERVAL)-1) && HAL_GetTick() > nextTick)
  318.       {
  319.         nextTick = HAL_GetTick() + LOGGER_INTERVAL;
  320.         ++logCount;
  321.         log = 1;
  322.       }
  323.  
  324.       // Handle the bluetooth pairing / reset function by pressing both buttons.
  325.       if ((push_pos[0] == 1) && (push_pos[1] == 1))
  326.       {
  327.         HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin,
  328.                           GPIO_PIN_RESET);
  329.       }
  330.       else
  331.       {
  332.         HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin,
  333.                           GPIO_PIN_SET);
  334.       }
  335.  
  336.       uint16_t cc = SerialCharsReceived(&uc1);
  337.       int chr;
  338.       if (cc == 0)
  339.       {
  340.         timeout++;
  341.         if (timeout % 1000 == 0)
  342.         {
  343.           const char msg[] = "Timeout\r\n";
  344.           sendString(&uc3, msg, sizeof(msg));
  345.         }
  346.  
  347.         if (timeout > 60000)
  348.         {
  349.  
  350.           // do turn off screen
  351.         }
  352.       }
  353.  
  354.  
  355.       for (chr = 0; chr < cc; chr++)
  356.       {
  357.         char c = GetCharSerial(&uc1);
  358.  
  359.         if (c == PLX_Start) // at any time if the start byte appears, reset the pointers
  360.         {
  361.           PLXPtr = 0; // reset the pointer
  362.           PLXPacket = 1;
  363.           timeout = 0; // Reset the timer
  364.         }
  365.         else if (c == PLX_Stop)
  366.         {
  367.           if (PLXPacket)
  368.           {
  369.             // we can now decode the selected parameter
  370.             PLXItems = PLXPtr / sizeof(PLX_SensorInfo); // total
  371.             // saturate the rotary switch position
  372.  
  373.             // process min/max
  374.             for (i = 0; i < PLXItems; i++)
  375.             {
  376.               Info[i].observation = ConvPLX(Data.Sensor[i].AddrH,
  377.                                             Data.Sensor[i].AddrL);
  378.               Info[i].instance = Data.Sensor[i].Instance;
  379.               Info[i].data = ConvPLX(Data.Sensor[i].ReadingH,
  380.                                      Data.Sensor[i].ReadingL);
  381.               if (Info[i].data > Info[i].Max)
  382.               {
  383.                 Info[i].Max = Info[i].data;
  384.               }
  385.               if (Info[i].data < Info[i].Min)
  386.               {
  387.                 Info[i].Min = Info[i].data;
  388.               }
  389.   // take an avarage
  390.               Info[i].sum += Info[i].data;
  391.               Info[i].count ++;
  392.  
  393.               // Send items  to BT if it is in connected state
  394.               if (log && btConnected())
  395.               {
  396.  
  397.                 char outbuff[100];
  398.  
  399.                 int cnt = small_sprintf(outbuff,
  400.                                         "$PLLOG,%d,%d,%d,%ld",
  401.                                         logCount,
  402.                                         Info[i].observation,
  403.                                         Info[i].instance,
  404.                                         Info[i].count==0? 0: Info[i].sum/Info[i].count);
  405.  
  406.                 // NMEA style checksum
  407.                 int ck;
  408.                 int sum = 0;
  409.                 for (ck = 1; ck < cnt; ck++)
  410.                   sum += outbuff[ck];
  411.                 cnt += small_sprintf(outbuff + cnt, "*%02X\n",
  412.                                      sum & 0xFF);
  413.                 sendString(&uc3, outbuff, cnt);
  414.               }
  415.             }
  416.             log = 0;
  417.              // now to display the information
  418.             int suppress = DisplayCurrent(0, -1);
  419.             DisplayCurrent(1, suppress);
  420.           }
  421.           PLXPtr = 0;
  422.           PLXPacket = 0;
  423.         }
  424.         else if (c > PLX_Stop) // illegal char, restart reading
  425.         {
  426.           PLXPacket = 0;
  427.           PLXPtr = 0;
  428.         }
  429.         else if (PLXPacket && PLXPtr < sizeof(Data.Bytes))
  430.         {
  431.           Data.Bytes[PLXPtr++] = c;
  432.         }
  433.       }
  434.  
  435.       HAL_Delay(1);
  436.  
  437.       for (i = 0; i < MAX_DISPLAYS; i++)
  438.       {
  439.         if (dial_pos[i] < 0)
  440.           dial_pos[i] = PLXItems - 1;
  441.         if (dial_pos[i] >= PLXItems)
  442.           dial_pos[i] = 0;
  443.  
  444.         int prevPos = contexts[i].knobPos;
  445.         if (contexts[i].knobPos >= 0)
  446.           contexts[i].knobPos = dial_pos[i];
  447.         // if the dial position was changed then reset timer
  448.         if (prevPos != contexts[i].knobPos)
  449.           contexts[i].dial_timer = DialTimeout;
  450.  
  451.         cc_check_nvram(i);
  452.         if (contexts[i].knobPos >= 0)
  453.           dial_pos[i] = contexts[i].knobPos;
  454.       }
  455.     }
  456.     /* USER CODE END WHILE */
  457.  
  458.     /* USER CODE BEGIN 3 */
  459.   }
  460.   /* USER CODE END 3 */
  461. }
  462.  
  463. /**
  464.  * @brief System Clock Configuration
  465.  * @retval None
  466.  */
  467. void SystemClock_Config(void)
  468. {
  469.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  470.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  471.  
  472.   /** Configure the main internal regulator output voltage
  473.    */
  474.   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  475.  
  476.   /** Initializes the RCC Oscillators according to the specified parameters
  477.    * in the RCC_OscInitTypeDef structure.
  478.    */
  479.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  480.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  481.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  482.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  483.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL12;
  484.   RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
  485.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  486.   {
  487.     Error_Handler();
  488.   }
  489.  
  490.   /** Initializes the CPU, AHB and APB buses clocks
  491.    */
  492.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
  493.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  494.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  495.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  496.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  497.  
  498.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
  499.   {
  500.     Error_Handler();
  501.   }
  502. }
  503.  
  504. /**
  505.  * @brief SPI1 Initialization Function
  506.  * @param None
  507.  * @retval None
  508.  */
  509. static void MX_SPI1_Init(void)
  510. {
  511.  
  512.   /* USER CODE BEGIN SPI1_Init 0 */
  513.  
  514.   /* USER CODE END SPI1_Init 0 */
  515.  
  516.   /* USER CODE BEGIN SPI1_Init 1 */
  517.  
  518.   /* USER CODE END SPI1_Init 1 */
  519.   /* SPI1 parameter configuration*/
  520.   hspi1.Instance = SPI1;
  521.   hspi1.Init.Mode = SPI_MODE_MASTER;
  522.   hspi1.Init.Direction = SPI_DIRECTION_1LINE;
  523.   hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  524.   hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH;
  525.   hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  526.   hspi1.Init.NSS = SPI_NSS_SOFT;
  527.   hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
  528.   hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  529.   hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  530.   hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  531.   hspi1.Init.CRCPolynomial = 10;
  532.   if (HAL_SPI_Init(&hspi1) != HAL_OK)
  533.   {
  534.     Error_Handler();
  535.   }
  536.   /* USER CODE BEGIN SPI1_Init 2 */
  537.  
  538.   /* USER CODE END SPI1_Init 2 */
  539. }
  540.  
  541. /**
  542.  * @brief TIM2 Initialization Function
  543.  * @param None
  544.  * @retval None
  545.  */
  546. static void MX_TIM2_Init(void)
  547. {
  548.  
  549.   /* USER CODE BEGIN TIM2_Init 0 */
  550.  
  551.   /* USER CODE END TIM2_Init 0 */
  552.  
  553.   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  554.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  555.  
  556.   /* USER CODE BEGIN TIM2_Init 1 */
  557.  
  558.   /* USER CODE END TIM2_Init 1 */
  559.   htim2.Instance = TIM2;
  560.   htim2.Init.Prescaler = 0;
  561.   htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
  562.   htim2.Init.Period = 65535;
  563.   htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  564.   htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  565.   if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
  566.   {
  567.     Error_Handler();
  568.   }
  569.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  570.   if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
  571.   {
  572.     Error_Handler();
  573.   }
  574.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  575.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  576.   if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
  577.   {
  578.     Error_Handler();
  579.   }
  580.   /* USER CODE BEGIN TIM2_Init 2 */
  581.  
  582.   /* USER CODE END TIM2_Init 2 */
  583. }
  584.  
  585. /**
  586.  * @brief TIM3 Initialization Function
  587.  * @param None
  588.  * @retval None
  589.  */
  590. static void MX_TIM3_Init(void)
  591. {
  592.  
  593.   /* USER CODE BEGIN TIM3_Init 0 */
  594.  
  595.   /* USER CODE END TIM3_Init 0 */
  596.  
  597.   TIM_Encoder_InitTypeDef sConfig = {0};
  598.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  599.  
  600.   /* USER CODE BEGIN TIM3_Init 1 */
  601.  
  602.   /* USER CODE END TIM3_Init 1 */
  603.   htim3.Instance = TIM3;
  604.   htim3.Init.Prescaler = 0;
  605.   htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
  606.   htim3.Init.Period = 65535;
  607.   htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  608.   htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  609.   sConfig.EncoderMode = TIM_ENCODERMODE_TI1;
  610.   sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
  611.   sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
  612.   sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
  613.   sConfig.IC1Filter = 15;
  614.   sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
  615.   sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
  616.   sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
  617.   sConfig.IC2Filter = 15;
  618.   if (HAL_TIM_Encoder_Init(&htim3, &sConfig) != HAL_OK)
  619.   {
  620.     Error_Handler();
  621.   }
  622.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  623.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  624.   if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
  625.   {
  626.     Error_Handler();
  627.   }
  628.   /* USER CODE BEGIN TIM3_Init 2 */
  629.  
  630.   /* USER CODE END TIM3_Init 2 */
  631. }
  632.  
  633. /**
  634.  * @brief TIM9 Initialization Function
  635.  * @param None
  636.  * @retval None
  637.  */
  638. static void MX_TIM9_Init(void)
  639. {
  640.  
  641.   /* USER CODE BEGIN TIM9_Init 0 */
  642.  
  643.   /* USER CODE END TIM9_Init 0 */
  644.  
  645.   TIM_Encoder_InitTypeDef sConfig = {0};
  646.   TIM_MasterConfigTypeDef sMasterConfig = {0};
  647.  
  648.   /* USER CODE BEGIN TIM9_Init 1 */
  649.  
  650.   /* USER CODE END TIM9_Init 1 */
  651.   htim9.Instance = TIM9;
  652.   htim9.Init.Prescaler = 0;
  653.   htim9.Init.CounterMode = TIM_COUNTERMODE_UP;
  654.   htim9.Init.Period = 65535;
  655.   htim9.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  656.   htim9.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  657.   sConfig.EncoderMode = TIM_ENCODERMODE_TI1;
  658.   sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
  659.   sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
  660.   sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
  661.   sConfig.IC1Filter = 15;
  662.   sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
  663.   sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
  664.   sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
  665.   sConfig.IC2Filter = 0;
  666.   if (HAL_TIM_Encoder_Init(&htim9, &sConfig) != HAL_OK)
  667.   {
  668.     Error_Handler();
  669.   }
  670.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  671.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  672.   if (HAL_TIMEx_MasterConfigSynchronization(&htim9, &sMasterConfig) != HAL_OK)
  673.   {
  674.     Error_Handler();
  675.   }
  676.   /* USER CODE BEGIN TIM9_Init 2 */
  677.  
  678.   /* USER CODE END TIM9_Init 2 */
  679. }
  680.  
  681. /**
  682.  * @brief UART4 Initialization Function
  683.  * @param None
  684.  * @retval None
  685.  */
  686. static void MX_UART4_Init(void)
  687. {
  688.  
  689.   /* USER CODE BEGIN UART4_Init 0 */
  690.  
  691.   /* USER CODE END UART4_Init 0 */
  692.  
  693.   /* USER CODE BEGIN UART4_Init 1 */
  694.  
  695.   /* USER CODE END UART4_Init 1 */
  696.   huart4.Instance = UART4;
  697.   huart4.Init.BaudRate = 4800;
  698.   huart4.Init.WordLength = UART_WORDLENGTH_8B;
  699.   huart4.Init.StopBits = UART_STOPBITS_1;
  700.   huart4.Init.Parity = UART_PARITY_NONE;
  701.   huart4.Init.Mode = UART_MODE_TX_RX;
  702.   huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  703.   huart4.Init.OverSampling = UART_OVERSAMPLING_16;
  704.   if (HAL_UART_Init(&huart4) != HAL_OK)
  705.   {
  706.     Error_Handler();
  707.   }
  708.   /* USER CODE BEGIN UART4_Init 2 */
  709.  
  710.   /* USER CODE END UART4_Init 2 */
  711. }
  712.  
  713. /**
  714.  * @brief USART1 Initialization Function
  715.  * @param None
  716.  * @retval None
  717.  */
  718. static void MX_USART1_UART_Init(void)
  719. {
  720.  
  721.   /* USER CODE BEGIN USART1_Init 0 */
  722.  
  723.   /* USER CODE END USART1_Init 0 */
  724.  
  725.   /* USER CODE BEGIN USART1_Init 1 */
  726.  
  727.   /* USER CODE END USART1_Init 1 */
  728.   huart1.Instance = USART1;
  729.   huart1.Init.BaudRate = 19200;
  730.   huart1.Init.WordLength = UART_WORDLENGTH_8B;
  731.   huart1.Init.StopBits = UART_STOPBITS_1;
  732.   huart1.Init.Parity = UART_PARITY_NONE;
  733.   huart1.Init.Mode = UART_MODE_TX_RX;
  734.   huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  735.   huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  736.   if (HAL_UART_Init(&huart1) != HAL_OK)
  737.   {
  738.     Error_Handler();
  739.   }
  740.   /* USER CODE BEGIN USART1_Init 2 */
  741.  
  742.   /* USER CODE END USART1_Init 2 */
  743. }
  744.  
  745. /**
  746.  * @brief USART2 Initialization Function
  747.  * @param None
  748.  * @retval None
  749.  */
  750. static void MX_USART2_UART_Init(void)
  751. {
  752.  
  753.   /* USER CODE BEGIN USART2_Init 0 */
  754.  
  755.   /* USER CODE END USART2_Init 0 */
  756.  
  757.   /* USER CODE BEGIN USART2_Init 1 */
  758.  
  759.   /* USER CODE END USART2_Init 1 */
  760.   huart2.Instance = USART2;
  761.   huart2.Init.BaudRate = 115200;
  762.   huart2.Init.WordLength = UART_WORDLENGTH_8B;
  763.   huart2.Init.StopBits = UART_STOPBITS_1;
  764.   huart2.Init.Parity = UART_PARITY_NONE;
  765.   huart2.Init.Mode = UART_MODE_TX_RX;
  766.   huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  767.   huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  768.   if (HAL_UART_Init(&huart2) != HAL_OK)
  769.   {
  770.     Error_Handler();
  771.   }
  772.   /* USER CODE BEGIN USART2_Init 2 */
  773.  
  774.   /* USER CODE END USART2_Init 2 */
  775. }
  776.  
  777. /**
  778.  * @brief USART3 Initialization Function
  779.  * @param None
  780.  * @retval None
  781.  */
  782. static void MX_USART3_UART_Init(void)
  783. {
  784.  
  785.   /* USER CODE BEGIN USART3_Init 0 */
  786.  
  787.   /* USER CODE END USART3_Init 0 */
  788.  
  789.   /* USER CODE BEGIN USART3_Init 1 */
  790.  
  791.   /* USER CODE END USART3_Init 1 */
  792.   huart3.Instance = USART3;
  793.   huart3.Init.BaudRate = 19200;
  794.   huart3.Init.WordLength = UART_WORDLENGTH_8B;
  795.   huart3.Init.StopBits = UART_STOPBITS_1;
  796.   huart3.Init.Parity = UART_PARITY_NONE;
  797.   huart3.Init.Mode = UART_MODE_TX_RX;
  798.   huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  799.   huart3.Init.OverSampling = UART_OVERSAMPLING_16;
  800.   if (HAL_UART_Init(&huart3) != HAL_OK)
  801.   {
  802.     Error_Handler();
  803.   }
  804.   /* USER CODE BEGIN USART3_Init 2 */
  805.  
  806.   /* USER CODE END USART3_Init 2 */
  807. }
  808.  
  809. /**
  810.  * @brief GPIO Initialization Function
  811.  * @param None
  812.  * @retval None
  813.  */
  814. static void MX_GPIO_Init(void)
  815. {
  816.   GPIO_InitTypeDef GPIO_InitStruct = {0};
  817.  
  818.   /* GPIO Ports Clock Enable */
  819.   __HAL_RCC_GPIOH_CLK_ENABLE();
  820.   __HAL_RCC_GPIOA_CLK_ENABLE();
  821.   __HAL_RCC_GPIOC_CLK_ENABLE();
  822.   __HAL_RCC_GPIOB_CLK_ENABLE();
  823.  
  824.   /*Configure GPIO pin Output Level */
  825.   HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET);
  826.  
  827.   /*Configure GPIO pin Output Level */
  828.   HAL_GPIO_WritePin(GPIOA, SPI_CD_Pin | BT_BUTTON_Pin, GPIO_PIN_RESET);
  829.  
  830.   /*Configure GPIO pin Output Level */
  831.   HAL_GPIO_WritePin(GPIOC, SPI_RESET_Pin | POWER_LATCH_Pin | USB_PWR_Pin, GPIO_PIN_RESET);
  832.  
  833.   /*Configure GPIO pin Output Level */
  834.   HAL_GPIO_WritePin(SPI_NSS2_GPIO_Port, SPI_NSS2_Pin, GPIO_PIN_SET);
  835.  
  836.   /*Configure GPIO pins : SPI_NSS1_Pin SPI_CD_Pin */
  837.   GPIO_InitStruct.Pin = SPI_NSS1_Pin | SPI_CD_Pin;
  838.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  839.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  840.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  841.   HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  842.  
  843.   /*Configure GPIO pins : SPI_RESET_Pin SPI_NSS2_Pin POWER_LATCH_Pin USB_PWR_Pin */
  844.   GPIO_InitStruct.Pin = SPI_RESET_Pin | SPI_NSS2_Pin | POWER_LATCH_Pin | USB_PWR_Pin;
  845.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  846.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  847.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  848.   HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
  849.  
  850.   /*Configure GPIO pins : BT_STATE_Pin SW1_PUSH_Pin SW2_PUSH_Pin */
  851.   GPIO_InitStruct.Pin = BT_STATE_Pin | SW1_PUSH_Pin | SW2_PUSH_Pin;
  852.   GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  853.   GPIO_InitStruct.Pull = GPIO_PULLUP;
  854.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  855.  
  856.   /*Configure GPIO pin : IGNITION_Pin */
  857.   GPIO_InitStruct.Pin = IGNITION_Pin;
  858.   GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  859.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  860.   HAL_GPIO_Init(IGNITION_GPIO_Port, &GPIO_InitStruct);
  861.  
  862.   /*Configure GPIO pin : BT_BUTTON_Pin */
  863.   GPIO_InitStruct.Pin = BT_BUTTON_Pin;
  864.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
  865.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  866.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  867.   HAL_GPIO_Init(BT_BUTTON_GPIO_Port, &GPIO_InitStruct);
  868. }
  869.  
  870. /* USER CODE BEGIN 4 */
  871.  
  872. /* USER CODE END 4 */
  873.  
  874. /**
  875.  * @brief  This function is executed in case of error occurrence.
  876.  * @retval None
  877.  */
  878. void Error_Handler(void)
  879. {
  880.   /* USER CODE BEGIN Error_Handler_Debug */
  881.   /* User can add his own implementation to report the HAL error return state */
  882.  
  883.   /* USER CODE END Error_Handler_Debug */
  884. }
  885.  
  886. #ifdef USE_FULL_ASSERT
  887. /**
  888.  * @brief  Reports the name of the source file and the source line number
  889.  *         where the assert_param error has occurred.
  890.  * @param  file: pointer to the source file name
  891.  * @param  line: assert_param error line source number
  892.  * @retval None
  893.  */
  894. void assert_failed(uint8_t *file, uint32_t line)
  895. {
  896.   /* USER CODE BEGIN 6 */
  897.   /* User can add his own implementation to report the file name and line number,
  898.      tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  899.   /* USER CODE END 6 */
  900. }
  901. #endif /* USE_FULL_ASSERT */
  902.