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  1. /**
  2.   ******************************************************************************
  3.   * File Name          : main.c
  4.   * Description        : Main program body
  5.   ******************************************************************************
  6.   *
  7.   * COPYRIGHT(c) 2016 STMicroelectronics
  8.   *
  9.   * Redistribution and use in source and binary forms, with or without modification,
  10.   * are permitted provided that the following conditions are met:
  11.   *   1. Redistributions of source code must retain the above copyright notice,
  12.   *      this list of conditions and the following disclaimer.
  13.   *   2. Redistributions in binary form must reproduce the above copyright notice,
  14.   *      this list of conditions and the following disclaimer in the documentation
  15.   *      and/or other materials provided with the distribution.
  16.   *   3. Neither the name of STMicroelectronics nor the names of its contributors
  17.   *      may be used to endorse or promote products derived from this software
  18.   *      without specific prior written permission.
  19.   *
  20.   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  21.   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22.   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  23.   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  24.   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25.   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  26.   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  27.   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  28.   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29.   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30.   *
  31.   ******************************************************************************
  32.   */
  33. /* Includes ------------------------------------------------------------------*/
  34. #include "stm32l1xx_hal.h"
  35.  
  36. /* USER CODE BEGIN Includes */
  37. #include "serial.h"
  38. #include "plx.h"
  39. #include "misc.h"
  40. /* USER CODE END Includes */
  41.  
  42. /* Private variables ---------------------------------------------------------*/
  43. ADC_HandleTypeDef hadc;
  44. DMA_HandleTypeDef hdma_adc;
  45.  
  46. SPI_HandleTypeDef hspi1;
  47.  
  48. TIM_HandleTypeDef htim2;
  49. TIM_HandleTypeDef htim6;
  50.  
  51. UART_HandleTypeDef huart1;
  52. UART_HandleTypeDef huart2;
  53.  
  54. /* USER CODE BEGIN PV */
  55. /* Private variables ---------------------------------------------------------*/
  56.  
  57.  
  58. // with a dwell angle of 45 degrees , 4 cylinders and a maximum RPM of 5000
  59. // freq = 5000/60 * 2 = 166Hz. Because the breaker might bounce , we accept the first pulse longer than 1/300 of a second as being a proper closure .
  60. // the TIM2 counter counts in 10uS increments,
  61.  
  62. #define BREAKER_MIN (RPM_COUNT_RATE/300)
  63.  
  64.  
  65. volatile char TimerFlag = 0;
  66.  
  67. volatile char NoSerialInCTR = 0; // Missing characters coming in on USART1
  68. volatile char NoSerialIn = 0;
  69.  
  70. // storage for ADC
  71. uint16_t  ADC_Samples[6];
  72.  
  73. // Rev counter processing from original RevCounter Project
  74. unsigned int RPM_Diff = 0;
  75. unsigned int RPM_Count_Latch = 0;
  76. // accumulators
  77. unsigned int RPM_Pulsecount = 0;
  78. unsigned int RPM_FilteredWidth = 0;
  79.  
  80. unsigned int Coded_RPM = 0;
  81. unsigned int Coded_CHT = 0;
  82.  
  83. /* USER CODE END PV */
  84.  
  85. /* Private function prototypes -----------------------------------------------*/
  86. void SystemClock_Config(void);
  87. void Error_Handler(void);
  88. static void MX_GPIO_Init(void);
  89. static void MX_DMA_Init(void);
  90. static void MX_ADC_Init(void);
  91. static void MX_SPI1_Init(void);
  92. static void MX_TIM2_Init(void);
  93. static void MX_TIM6_Init(void);
  94. static void MX_USART2_UART_Init(void);
  95. static void MX_USART1_UART_Init(void);
  96.  
  97. /* USER CODE BEGIN PFP */
  98. /* Private function prototypes -----------------------------------------------*/
  99.  
  100. /* USER CODE END PFP */
  101.  
  102. /* USER CODE BEGIN 0 */
  103.  
  104. void plx_sendword(int x) {
  105.         PutCharSerial(&uc1, ((x) >> 6) & 0x3F);
  106.         PutCharSerial(&uc1, (x) & 0x3F);
  107. }
  108.  
  109. void ProcessRPM(int instance) {
  110. // compute the timer values
  111. // snapshot timers
  112.         unsigned long RPM_Pulsewidth;
  113.         unsigned long RPM_Count_Val;
  114.         __disable_irq(); // copy the counter value
  115.         RPM_Count_Val = RPM_Count;
  116.         __enable_irq();
  117. // do calculations
  118. // if there is only one entry, cannot get difference
  119.         if (RPM_Count_Latch != RPM_Count_Val) {
  120.                 while (1) {
  121.                         unsigned int base_time;
  122.                         unsigned int new_time;
  123.                         // if we are at N-1, stop.
  124.                         unsigned int next_count = RPM_Count_Latch + 1;
  125.                         if (next_count == RPM_SAMPLES) {
  126.                                 next_count = 0;
  127.                         }
  128.                         if (next_count == RPM_Count_Val) {
  129.                                 break;
  130.                         }
  131.                         base_time = RPM_Time[RPM_Count_Latch];
  132.                         new_time = RPM_Time[next_count];
  133.                         RPM_Count_Latch = next_count;
  134.                         if (new_time > base_time) {
  135.                                 RPM_Pulsewidth = new_time - base_time; // not wrapped
  136.                         } else {
  137.                                 RPM_Pulsewidth = new_time - base_time + 65536; // deal with wrapping
  138.                         }
  139.  
  140.                         RPM_Diff += RPM_Pulsewidth;
  141.                         // need to check if this is a long pulse. If it is, keep the answer
  142.                         if (RPM_Pulsewidth > BREAKER_MIN) {
  143.                                 RPM_Pulsecount++; // count one pulse
  144.                                 RPM_FilteredWidth += RPM_Diff; // add its width to the accumulator
  145.                                 RPM_Diff = 0; // reset accumulator of all the narrow widths
  146.                         }
  147.                 }
  148.  
  149.         }
  150.  
  151.         if (RPM_Pulsecount > 0) {
  152.  
  153.                 // now have time for N pulses in clocks
  154.                 // need to scale by 19.55: one unit is 19.55 RPM
  155.                 // 1Hz is 60 RPM
  156.                 Coded_RPM = (30.0 / 19.55 * RPM_Pulsecount * RPM_COUNT_RATE)
  157.                                 / (RPM_FilteredWidth) + 0.5;
  158. #if !defined MY_DEBUG
  159.                 // reset here unless we want to debug
  160.                 RPM_Pulsecount = 0;
  161.                 RPM_FilteredWidth = 0;
  162. #endif
  163.         }
  164.  
  165. // send the current RPM calculation
  166.         plx_sendword(PLX_RPM);
  167.         PutCharSerial(&uc1, instance);
  168.         plx_sendword(Coded_RPM);
  169. }
  170.  
  171. uint8_t CHT_Timer = 0;
  172.  
  173. // this uses a MAX6675 which is a simple 16 bit read
  174. // SPI is configured for 8 bits so I can use an OLED display if I need it
  175. // must wait > 0.22 seconds between conversion attempts as this is the measurement time
  176. //
  177. void ProcessCHT(int instance)
  178. {
  179.         uint8_t buffer[2];
  180.         CHT_Timer++;
  181.         if(CHT_Timer >= 3) // every 300 milliseconds
  182.  
  183.         {
  184.                 CHT_Timer=0;
  185.  
  186.                    HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_RESET);
  187.  
  188.  
  189.                    HAL_Delay(1);
  190.  
  191.                    HAL_SPI_Receive(&hspi1, buffer, 2, 2);
  192.  
  193.  
  194.  
  195.                    uint16_t obs = (buffer[0]<<8)| buffer[1];
  196.  
  197.                    uint8_t  good = (obs & 4)==0;
  198.                    if(good)
  199.                    {
  200.                      Coded_CHT = obs>>5;
  201.                    }
  202.                    else
  203.                    {
  204.                           Coded_CHT= 1000; // signal fail
  205.                    }
  206.         }
  207.  
  208.         plx_sendword(PLX_EGT);
  209.         PutCharSerial(&uc1, instance);
  210.         plx_sendword(Coded_CHT);
  211.      HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
  212.  
  213. }
  214.  
  215. void ProcessBatteryVoltage(int instance)
  216. {
  217.         plx_sendword(PLX_Volts);
  218.         PutCharSerial(&uc1, instance);
  219.         plx_sendword(ADC_Samples[instance]);
  220.  
  221.  
  222.  
  223. }
  224.  
  225.  
  226. /* USER CODE END 0 */
  227.  
  228. int main(void)
  229. {
  230.  
  231.   /* USER CODE BEGIN 1 */
  232.  
  233.   /* USER CODE END 1 */
  234.  
  235.   /* MCU Configuration----------------------------------------------------------*/
  236.  
  237.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  238.   HAL_Init();
  239.  
  240.   /* Configure the system clock */
  241.   SystemClock_Config();
  242.  
  243.   /* Initialize all configured peripherals */
  244.   MX_GPIO_Init();
  245.   MX_DMA_Init();
  246.   MX_ADC_Init();
  247.   MX_SPI1_Init();
  248.   MX_TIM2_Init();
  249.   MX_TIM6_Init();
  250.   MX_USART2_UART_Init();
  251.   MX_USART1_UART_Init();
  252.  
  253.   /* USER CODE BEGIN 2 */
  254.         HAL_MspInit();
  255.  
  256. // Not using HAL USART code
  257.         __HAL_RCC_USART1_CLK_ENABLE()
  258.         ; // PLX comms port
  259.         __HAL_RCC_USART2_CLK_ENABLE()
  260.         ;  // Debug comms port
  261.         /* setup the USART control blocks */
  262.         init_usart_ctl(&uc1, huart1.Instance);
  263.         init_usart_ctl(&uc2, huart2.Instance);
  264.  
  265.         EnableSerialRxInterrupt(&uc1);
  266.         EnableSerialRxInterrupt(&uc2);
  267.  
  268.  
  269.         HAL_SPI_MspInit(&hspi1);
  270.  
  271.         HAL_ADC_MspInit(&hadc);
  272.  
  273.         HAL_ADC_Start_DMA(&hadc, ADC_Samples, 6);
  274.  
  275.          HAL_ADC_Start_IT(&hadc);
  276.  
  277.         HAL_TIM_Base_MspInit(&htim6);
  278.         HAL_TIM_Base_Start_IT(&htim6);
  279.  
  280. // initialise all the STMCubeMX stuff
  281.         HAL_TIM_Base_MspInit(&htim2);
  282. // Start the counter
  283.         HAL_TIM_Base_Start(&htim2);
  284. // Start the input capture and the interrupt
  285.         HAL_TIM_IC_Start_IT(&htim2,TIM_CHANNEL_1);
  286.  
  287.  
  288.   /* USER CODE END 2 */
  289.  
  290.   /* Infinite loop */
  291.   /* USER CODE BEGIN WHILE */
  292.         while (1) {
  293.   /* USER CODE END WHILE */
  294.  
  295.   /* USER CODE BEGIN 3 */
  296.      // check to see if we have any incoming data, copy and append if so, if no data then create our own frames.
  297.                 int c;
  298.                 char send = 0;
  299.  
  300.                 // poll the  input for a stop bit or timeout
  301.                 if(PollSerial(&uc1))
  302.                 {
  303.                   c = GetCharSerial(&uc1);
  304.                   if (c != PLX_Stop)
  305.                   {
  306.                                 PutCharSerial(&uc1,c); // echo all but the stop bit
  307.                   } else { // must be a stop character
  308.                                 send = 1; // start our sending process.
  309.                         }
  310.                 }
  311.  
  312.                 // sort out auto-sending
  313.                 if (TimerFlag)
  314.                 {
  315.                         TimerFlag = 0;
  316.                   if (NoSerialIn)
  317.                   {
  318.                         PutCharSerial(&uc1,PLX_Start);
  319.                         send = 1;
  320.                   }
  321.                 }
  322.                 if (send)
  323.                 {
  324.                   send = 0;
  325.  
  326.                   uint16_t val;
  327.                   val = __HAL_TIM_GET_COMPARE(&htim2,TIM_CHANNEL_1);
  328.           PutCharSerial(&uc2,(val&31) + 32);
  329.  
  330.  
  331.  
  332.   // send the observations
  333.                  ProcessRPM(0);
  334.                  ProcessCHT(0);
  335.                  ProcessBatteryVoltage(3);
  336.                  ProcessBatteryVoltage(1);
  337.  
  338.                  PutCharSerial(&uc1,PLX_Stop);
  339.                 }
  340.  
  341.         }
  342.   /* USER CODE END 3 */
  343.  
  344. }
  345.  
  346. /** System Clock Configuration
  347. */
  348. void SystemClock_Config(void)
  349. {
  350.  
  351.   RCC_OscInitTypeDef RCC_OscInitStruct;
  352.   RCC_ClkInitTypeDef RCC_ClkInitStruct;
  353.  
  354.   __HAL_RCC_PWR_CLK_ENABLE();
  355.  
  356.   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  357.  
  358.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  359.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  360.   RCC_OscInitStruct.HSICalibrationValue = 16;
  361.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  362.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
  363.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
  364.   RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
  365.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  366.   {
  367.     Error_Handler();
  368.   }
  369.  
  370.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  371.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  372.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  373.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  374.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  375.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  376.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
  377.   {
  378.     Error_Handler();
  379.   }
  380.  
  381.   HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
  382.  
  383.   HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
  384.  
  385.   /* SysTick_IRQn interrupt configuration */
  386.   HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
  387. }
  388.  
  389. /* ADC init function */
  390. static void MX_ADC_Init(void)
  391. {
  392.  
  393.   ADC_ChannelConfTypeDef sConfig;
  394.  
  395.     /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  396.     */
  397.   hadc.Instance = ADC1;
  398.   hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
  399.   hadc.Init.Resolution = ADC_RESOLUTION_12B;
  400.   hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  401.   hadc.Init.ScanConvMode = ADC_SCAN_ENABLE;
  402.   hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
  403.   hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE;
  404.   hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE;
  405.   hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A;
  406.   hadc.Init.ContinuousConvMode = DISABLE;
  407.   hadc.Init.NbrOfConversion = 6;
  408.   hadc.Init.DiscontinuousConvMode = DISABLE;
  409.   hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO;
  410.   hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
  411.   hadc.Init.DMAContinuousRequests = ENABLE;
  412.   if (HAL_ADC_Init(&hadc) != HAL_OK)
  413.   {
  414.     Error_Handler();
  415.   }
  416.  
  417.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  418.     */
  419.   sConfig.Channel = ADC_CHANNEL_10;
  420.   sConfig.Rank = 1;
  421.   sConfig.SamplingTime = ADC_SAMPLETIME_24CYCLES;
  422.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  423.   {
  424.     Error_Handler();
  425.   }
  426.  
  427.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  428.     */
  429.   sConfig.Channel = ADC_CHANNEL_11;
  430.   sConfig.Rank = 2;
  431.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  432.   {
  433.     Error_Handler();
  434.   }
  435.  
  436.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  437.     */
  438.   sConfig.Channel = ADC_CHANNEL_12;
  439.   sConfig.Rank = 3;
  440.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  441.   {
  442.     Error_Handler();
  443.   }
  444.  
  445.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  446.     */
  447.   sConfig.Channel = ADC_CHANNEL_13;
  448.   sConfig.Rank = 4;
  449.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  450.   {
  451.     Error_Handler();
  452.   }
  453.  
  454.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  455.     */
  456.   sConfig.Channel = ADC_CHANNEL_TEMPSENSOR;
  457.   sConfig.Rank = 5;
  458.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  459.   {
  460.     Error_Handler();
  461.   }
  462.  
  463.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  464.     */
  465.   sConfig.Channel = ADC_CHANNEL_VREFINT;
  466.   sConfig.Rank = 6;
  467.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  468.   {
  469.     Error_Handler();
  470.   }
  471.  
  472. }
  473.  
  474. /* SPI1 init function */
  475. static void MX_SPI1_Init(void)
  476. {
  477.  
  478.   hspi1.Instance = SPI1;
  479.   hspi1.Init.Mode = SPI_MODE_MASTER;
  480.   hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  481.   hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  482.   hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  483.   hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  484.   hspi1.Init.NSS = SPI_NSS_SOFT;
  485.   hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
  486.   hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  487.   hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  488.   hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  489.   hspi1.Init.CRCPolynomial = 10;
  490.   if (HAL_SPI_Init(&hspi1) != HAL_OK)
  491.   {
  492.     Error_Handler();
  493.   }
  494.  
  495. }
  496.  
  497. /* TIM2 init function */
  498. static void MX_TIM2_Init(void)
  499. {
  500.  
  501.   TIM_ClockConfigTypeDef sClockSourceConfig;
  502.   TIM_MasterConfigTypeDef sMasterConfig;
  503.   TIM_IC_InitTypeDef sConfigIC;
  504.  
  505.   htim2.Instance = TIM2;
  506.   htim2.Init.Prescaler = 320;
  507.   htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
  508.   htim2.Init.Period = 65535;
  509.   htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  510.   if (HAL_TIM_Base_Init(&htim2) != HAL_OK)
  511.   {
  512.     Error_Handler();
  513.   }
  514.  
  515.   sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  516.   if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK)
  517.   {
  518.     Error_Handler();
  519.   }
  520.  
  521.   if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
  522.   {
  523.     Error_Handler();
  524.   }
  525.  
  526.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
  527.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  528.   if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
  529.   {
  530.     Error_Handler();
  531.   }
  532.  
  533.   sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
  534.   sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
  535.   sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
  536.   sConfigIC.ICFilter = 0;
  537.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
  538.   {
  539.     Error_Handler();
  540.   }
  541.  
  542. }
  543.  
  544. /* TIM6 init function */
  545. static void MX_TIM6_Init(void)
  546. {
  547.  
  548.   TIM_MasterConfigTypeDef sMasterConfig;
  549.  
  550.   htim6.Instance = TIM6;
  551.   htim6.Init.Prescaler = 320;
  552.   htim6.Init.CounterMode = TIM_COUNTERMODE_UP;
  553.   htim6.Init.Period = 9999;
  554.   if (HAL_TIM_Base_Init(&htim6) != HAL_OK)
  555.   {
  556.     Error_Handler();
  557.   }
  558.  
  559.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE;
  560.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  561.   if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK)
  562.   {
  563.     Error_Handler();
  564.   }
  565.  
  566. }
  567.  
  568. /* USART1 init function */
  569. static void MX_USART1_UART_Init(void)
  570. {
  571.  
  572.   huart1.Instance = USART1;
  573.   huart1.Init.BaudRate = 19200;
  574.   huart1.Init.WordLength = UART_WORDLENGTH_8B;
  575.   huart1.Init.StopBits = UART_STOPBITS_1;
  576.   huart1.Init.Parity = UART_PARITY_NONE;
  577.   huart1.Init.Mode = UART_MODE_TX_RX;
  578.   huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  579.   huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  580.   if (HAL_UART_Init(&huart1) != HAL_OK)
  581.   {
  582.     Error_Handler();
  583.   }
  584.  
  585. }
  586.  
  587. /* USART2 init function */
  588. static void MX_USART2_UART_Init(void)
  589. {
  590.  
  591.   huart2.Instance = USART2;
  592.   huart2.Init.BaudRate = 115200;
  593.   huart2.Init.WordLength = UART_WORDLENGTH_8B;
  594.   huart2.Init.StopBits = UART_STOPBITS_1;
  595.   huart2.Init.Parity = UART_PARITY_NONE;
  596.   huart2.Init.Mode = UART_MODE_TX_RX;
  597.   huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  598.   huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  599.   if (HAL_UART_Init(&huart2) != HAL_OK)
  600.   {
  601.     Error_Handler();
  602.   }
  603.  
  604. }
  605.  
  606. /**
  607.   * Enable DMA controller clock
  608.   */
  609. static void MX_DMA_Init(void)
  610. {
  611.   /* DMA controller clock enable */
  612.   __HAL_RCC_DMA1_CLK_ENABLE();
  613.  
  614.   /* DMA interrupt init */
  615.   /* DMA1_Channel1_IRQn interrupt configuration */
  616.   HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
  617.   HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
  618.  
  619. }
  620.  
  621. /** Configure pins as
  622.         * Analog
  623.         * Input
  624.         * Output
  625.         * EVENT_OUT
  626.         * EXTI
  627.         * Free pins are configured automatically as Analog (this feature is enabled through
  628.         * the Code Generation settings)
  629. */
  630. static void MX_GPIO_Init(void)
  631. {
  632.  
  633.   GPIO_InitTypeDef GPIO_InitStruct;
  634.  
  635.   /* GPIO Ports Clock Enable */
  636.   __HAL_RCC_GPIOC_CLK_ENABLE();
  637.   __HAL_RCC_GPIOH_CLK_ENABLE();
  638.   __HAL_RCC_GPIOA_CLK_ENABLE();
  639.   __HAL_RCC_GPIOB_CLK_ENABLE();
  640.   __HAL_RCC_GPIOD_CLK_ENABLE();
  641.  
  642.   /*Configure GPIO pins : PC13 PC14 PC15 PC6
  643.                            PC7 PC8 PC9 PC10
  644.                            PC11 PC12 */
  645.   GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6
  646.                           |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
  647.                           |GPIO_PIN_11|GPIO_PIN_12;
  648.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  649.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  650.   HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
  651.  
  652.   /*Configure GPIO pins : PH0 PH1 */
  653.   GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
  654.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  655.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  656.   HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
  657.  
  658.   /*Configure GPIO pins : PA0 PA1 PA8 PA11
  659.                            PA12 */
  660.   GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11
  661.                           |GPIO_PIN_12;
  662.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  663.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  664.   HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  665.  
  666.   /*Configure GPIO pin : LED_Blink_Pin */
  667.   GPIO_InitStruct.Pin = LED_Blink_Pin;
  668.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  669.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  670.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  671.   HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct);
  672.  
  673.   /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */
  674.   GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin;
  675.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  676.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  677.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  678.   HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
  679.  
  680.   /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */
  681.   GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin;
  682.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  683.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  684.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  685.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  686.  
  687.   /*Configure GPIO pins : PB2 PB10 PB11 PB12
  688.                            PB13 PB14 PB15 PB3
  689.                            PB4 PB5 PB6 PB7
  690.                            PB8 PB9 */
  691.   GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12
  692.                           |GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_3
  693.                           |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7
  694.                           |GPIO_PIN_8|GPIO_PIN_9;
  695.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  696.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  697.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  698.  
  699.   /*Configure GPIO pin : PD2 */
  700.   GPIO_InitStruct.Pin = GPIO_PIN_2;
  701.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  702.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  703.   HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
  704.  
  705.   /*Configure GPIO pin Output Level */
  706.   HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET);
  707.  
  708.   /*Configure GPIO pin Output Level */
  709.   HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET);
  710.  
  711.   /*Configure GPIO pin Output Level */
  712.   HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET);
  713.  
  714.   /*Configure GPIO pin Output Level */
  715.   HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET);
  716.  
  717.   /*Configure GPIO pin Output Level */
  718.   HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
  719.  
  720. }
  721.  
  722. /* USER CODE BEGIN 4 */
  723.  
  724. /* USER CODE END 4 */
  725.  
  726. /**
  727.   * @brief  This function is executed in case of error occurrence.
  728.   * @param  None
  729.   * @retval None
  730.   */
  731. void Error_Handler(void)
  732. {
  733.   /* USER CODE BEGIN Error_Handler */
  734.         /* User can add his own implementation to report the HAL error return state */
  735.         while (1) {
  736.         }
  737.   /* USER CODE END Error_Handler */
  738. }
  739.  
  740. #ifdef USE_FULL_ASSERT
  741.  
  742. /**
  743.    * @brief Reports the name of the source file and the source line number
  744.    * where the assert_param error has occurred.
  745.    * @param file: pointer to the source file name
  746.    * @param line: assert_param error line source number
  747.    * @retval None
  748.    */
  749. void assert_failed(uint8_t* file, uint32_t line)
  750. {
  751.   /* USER CODE BEGIN 6 */
  752.         /* User can add his own implementation to report the file name and line number,
  753.          ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  754.   /* USER CODE END 6 */
  755.  
  756. }
  757.  
  758. #endif
  759.  
  760. /**
  761.   * @}
  762.   */
  763.  
  764. /**
  765.   * @}
  766. */
  767.  
  768. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  769.