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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. long 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_USART1_UART_Init(void);
  95. static void MX_USART2_UART_Init(void);
  96.  
  97. void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim);
  98.                
  99.  
  100. /* USER CODE BEGIN PFP */
  101. /* Private function prototypes -----------------------------------------------*/
  102.  
  103. /* USER CODE END PFP */
  104.  
  105. /* USER CODE BEGIN 0 */
  106.  
  107. void ConfigureDMA(void) {
  108.         hdma_adc.Instance = DMA1_Channel1;
  109.         hdma_adc.Init.Direction = DMA_PERIPH_TO_MEMORY;
  110.         hdma_adc.Init.PeriphInc = DMA_PINC_DISABLE;
  111.         hdma_adc.Init.MemInc = DMA_MINC_ENABLE;
  112.         hdma_adc.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
  113.         hdma_adc.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
  114.         hdma_adc.Init.Mode = DMA_CIRCULAR; // make the DMA loop automatically
  115.         hdma_adc.Init.Priority = DMA_PRIORITY_LOW;
  116.         HAL_DMA_Init(&hdma_adc);
  117.         __HAL_LINKDMA(&hadc, DMA_Handle, hdma_adc);
  118.  
  119. }
  120.  
  121. void plx_sendword(int x) {
  122.         PutCharSerial(&uc1, ((x) >> 6) & 0x3F);
  123.         PutCharSerial(&uc1, (x) & 0x3F);
  124. }
  125.  
  126. void ProcessRPM(int instance) {
  127. // compute the timer values
  128. // snapshot timers
  129.         unsigned long RPM_Pulsewidth;
  130.         unsigned long RPM_Count_Val;
  131.         __disable_irq(); // copy the counter value
  132.         RPM_Count_Val = RPM_Count;
  133.         __enable_irq();
  134. // do calculations
  135. // if there is only one entry, cannot get difference
  136.         if (RPM_Count_Latch != RPM_Count_Val) {
  137.                 while (1) {
  138.                         unsigned int base_time;
  139.                         unsigned int new_time;
  140.                         // if we are at N-1, stop.
  141.                         unsigned int next_count = RPM_Count_Latch + 1;
  142.                         if (next_count == RPM_SAMPLES) {
  143.                                 next_count = 0;
  144.                         }
  145.                         if (next_count == RPM_Count_Val) {
  146.                                 break;
  147.                         }
  148.                         base_time = RPM_Time[RPM_Count_Latch];
  149.                         new_time = RPM_Time[next_count];
  150.                         RPM_Count_Latch = next_count;
  151.                         if (new_time > base_time) {
  152.                                 RPM_Pulsewidth = new_time - base_time; // not wrapped
  153.                         } else {
  154.                                 RPM_Pulsewidth = new_time + (~base_time) + 1; // deal with wrapping
  155.                         }
  156.  
  157.                         RPM_Diff += RPM_Pulsewidth;
  158.                         // need to check if this is a long pulse. If it is, keep the answer
  159.                         if (RPM_Pulsewidth > BREAKER_MIN) {
  160.                                 RPM_Pulsecount++; // count one pulse
  161.                                 RPM_FilteredWidth += RPM_Diff; // add its width to the accumulator
  162.                                 RPM_Diff = 0; // reset accumulator of all the narrow widths
  163.                         }
  164.                 }
  165.  
  166.         }
  167.  
  168.         if (RPM_Pulsecount > 0) {
  169.  
  170.                 // now have time for N pulses in clocks
  171.                 // need to scale by 19.55: one unit is 19.55 RPM
  172.                 // 1Hz is 60 RPM
  173.                 Coded_RPM = (30.0 / 19.55 * RPM_Pulsecount * RPM_COUNT_RATE)
  174.                                 / (RPM_FilteredWidth) + 0.5;
  175. #if !defined MY_DEBUG
  176.                 // reset here unless we want to debug
  177.                 RPM_Pulsecount = 0;
  178.                 RPM_FilteredWidth = 0;
  179. #endif
  180.         }
  181.  
  182. // send the current RPM calculation
  183.         plx_sendword(PLX_RPM);
  184.         PutCharSerial(&uc1, instance);
  185.         plx_sendword(Coded_RPM);
  186. }
  187.  
  188.  
  189. // this uses a MAX6675 which is a simple 16 bit read
  190. // SPI is configured for 8 bits so I can use an OLED display if I need it
  191. void ProcessCHT(int instance)
  192. {
  193.         uint8_t buffer[2];
  194.                    HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_RESET);
  195.  
  196.  
  197.                    HAL_SPI_Receive(&hspi1, buffer, 2, 2);
  198.  
  199.  
  200.  
  201.                    uint16_t obs = (buffer[0]<<8)| buffer[1];
  202.  
  203.                    uint8_t  good = (obs & 4)==0;
  204.                    if(good)
  205.                    {
  206.                      Coded_CHT = obs>>5;
  207.                    }
  208.                    else
  209.                    {
  210.                           Coded_CHT= 1000; // signal fail
  211.                    }
  212.         plx_sendword(PLX_EGT);
  213.         PutCharSerial(&uc1, instance);
  214.         plx_sendword(Coded_CHT);
  215.         PutCharSerial(&uc2,Coded_CHT + 32);
  216.            HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
  217.  
  218. }
  219.  
  220. /* USER CODE END 0 */
  221.  
  222. int main(void)
  223. {
  224.  
  225.   /* USER CODE BEGIN 1 */
  226.  
  227.   /* USER CODE END 1 */
  228.  
  229.   /* MCU Configuration----------------------------------------------------------*/
  230.  
  231.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  232.   HAL_Init();
  233.  
  234.   /* Configure the system clock */
  235.   SystemClock_Config();
  236.  
  237.   /* Initialize all configured peripherals */
  238.   MX_GPIO_Init();
  239.   MX_DMA_Init();
  240.   MX_ADC_Init();
  241.   MX_SPI1_Init();
  242.   MX_TIM2_Init();
  243.   MX_TIM6_Init();
  244.   MX_USART1_UART_Init();
  245.   MX_USART2_UART_Init();
  246.  
  247.   /* USER CODE BEGIN 2 */
  248.  
  249.         __HAL_RCC_SPI1_CLK_ENABLE()
  250.         ;   // Temp sensor port
  251.         __HAL_RCC_USART1_CLK_ENABLE()
  252.         ; // PLX comms port
  253.         __HAL_RCC_USART2_CLK_ENABLE()
  254.         ;  // Debug comms port
  255.  
  256.         __HAL_RCC_ADC1_CLK_ENABLE()
  257.         ; // enable the ADC
  258.  
  259.         __HAL_RCC_TIM6_CLK_ENABLE()
  260.         ;
  261.  
  262.         ConfigureDMA();
  263.         //   HAL_ADC_Start_DMA(&g_AdcHandle, g_ADCBuffer, ADC_BUFFER_LENGTH);
  264.  
  265.         /* setup the USART control blocks */
  266.         init_usart_ctl(&uc1, huart1.Instance);
  267.         init_usart_ctl(&uc2, huart2.Instance);
  268.  
  269.         EnableSerialRxInterrupt(&uc1);
  270.         EnableSerialRxInterrupt(&uc2);
  271.  
  272.         HAL_TIM_Base_Start_IT(&htim6);
  273.  
  274.         PutCharSerial(&uc2, 'A');
  275.  
  276.   /* USER CODE END 2 */
  277.  
  278.   /* Infinite loop */
  279.   /* USER CODE BEGIN WHILE */
  280.         while (1) {
  281.   /* USER CODE END WHILE */
  282.  
  283.   /* USER CODE BEGIN 3 */
  284.      // check to see if we have any incoming data, copy and append if so, if no data then create our own frames.
  285.                 int c;
  286.                 char send = 0;
  287.  
  288.                 // poll the  input for a stop bit or timeout
  289.                 if(PollSerial(&uc1))
  290.                 {
  291.                   c = GetCharSerial(&uc1);
  292.                   if (c != PLX_Stop)
  293.                   {
  294.                                 PutCharSerial(&uc1,c); // echo all but the stop bit
  295.                   } else { // must be a stop character
  296.                                 send = 1; // start our sending process.
  297.                         }
  298.                 }
  299.  
  300.                 // sort out auto-sending
  301.                 if (TimerFlag)
  302.                 {
  303.                         TimerFlag = 0;
  304.                   if (NoSerialIn)
  305.                   {
  306.                         PutCharSerial(&uc1,PLX_Start);
  307.                         send = 1;
  308.                   }
  309.                 }
  310.                 if (send)
  311.                 {
  312.                   send = 0;
  313.  
  314.                  ProcessRPM(0);
  315.                  ProcessCHT(0);
  316.  
  317.                  PutCharSerial(&uc1,PLX_Stop);
  318.                 }
  319.  
  320.         }
  321.   /* USER CODE END 3 */
  322.  
  323. }
  324.  
  325. /** System Clock Configuration
  326. */
  327. void SystemClock_Config(void)
  328. {
  329.  
  330.   RCC_OscInitTypeDef RCC_OscInitStruct;
  331.   RCC_ClkInitTypeDef RCC_ClkInitStruct;
  332.  
  333.   __HAL_RCC_PWR_CLK_ENABLE();
  334.  
  335.   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  336.  
  337.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  338.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  339.   RCC_OscInitStruct.HSICalibrationValue = 16;
  340.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  341.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
  342.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
  343.   RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
  344.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  345.   {
  346.     Error_Handler();
  347.   }
  348.  
  349.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  350.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  351.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  352.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  353.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  354.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  355.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
  356.   {
  357.     Error_Handler();
  358.   }
  359.  
  360.   HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
  361.  
  362.   HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
  363.  
  364.   /* SysTick_IRQn interrupt configuration */
  365.   HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
  366. }
  367.  
  368. /* ADC init function */
  369. static void MX_ADC_Init(void)
  370. {
  371.  
  372.   ADC_ChannelConfTypeDef sConfig;
  373.  
  374.     /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  375.     */
  376.   hadc.Instance = ADC1;
  377.   hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
  378.   hadc.Init.Resolution = ADC_RESOLUTION_12B;
  379.   hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  380.   hadc.Init.ScanConvMode = ADC_SCAN_ENABLE;
  381.   hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
  382.   hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE;
  383.   hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE;
  384.   hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A;
  385.   hadc.Init.ContinuousConvMode = DISABLE;
  386.   hadc.Init.NbrOfConversion = 6;
  387.   hadc.Init.DiscontinuousConvMode = DISABLE;
  388.   hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO;
  389.   hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
  390.   hadc.Init.DMAContinuousRequests = DISABLE;
  391.   if (HAL_ADC_Init(&hadc) != HAL_OK)
  392.   {
  393.     Error_Handler();
  394.   }
  395.  
  396.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  397.     */
  398.   sConfig.Channel = ADC_CHANNEL_10;
  399.   sConfig.Rank = 1;
  400.   sConfig.SamplingTime = ADC_SAMPLETIME_4CYCLES;
  401.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  402.   {
  403.     Error_Handler();
  404.   }
  405.  
  406.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  407.     */
  408.   sConfig.Channel = ADC_CHANNEL_11;
  409.   sConfig.Rank = 2;
  410.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  411.   {
  412.     Error_Handler();
  413.   }
  414.  
  415.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  416.     */
  417.   sConfig.Channel = ADC_CHANNEL_12;
  418.   sConfig.Rank = 3;
  419.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  420.   {
  421.     Error_Handler();
  422.   }
  423.  
  424.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  425.     */
  426.   sConfig.Channel = ADC_CHANNEL_13;
  427.   sConfig.Rank = 4;
  428.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  429.   {
  430.     Error_Handler();
  431.   }
  432.  
  433.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  434.     */
  435.   sConfig.Channel = ADC_CHANNEL_TEMPSENSOR;
  436.   sConfig.Rank = 5;
  437.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  438.   {
  439.     Error_Handler();
  440.   }
  441.  
  442.     /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  443.     */
  444.   sConfig.Channel = ADC_CHANNEL_VREFINT;
  445.   sConfig.Rank = 6;
  446.   if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
  447.   {
  448.     Error_Handler();
  449.   }
  450.  
  451. }
  452.  
  453. /* SPI1 init function */
  454. static void MX_SPI1_Init(void)
  455. {
  456.  
  457.   hspi1.Instance = SPI1;
  458.   hspi1.Init.Mode = SPI_MODE_MASTER;
  459.   hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  460.   hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  461.   hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  462.   hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  463.   hspi1.Init.NSS = SPI_NSS_SOFT;
  464.   hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
  465.   hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  466.   hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  467.   hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  468.   hspi1.Init.CRCPolynomial = 10;
  469.   if (HAL_SPI_Init(&hspi1) != HAL_OK)
  470.   {
  471.     Error_Handler();
  472.   }
  473.  
  474. }
  475.  
  476. /* TIM2 init function */
  477. static void MX_TIM2_Init(void)
  478. {
  479.  
  480.   TIM_MasterConfigTypeDef sMasterConfig;
  481.   TIM_IC_InitTypeDef sConfigIC;
  482.   TIM_OC_InitTypeDef sConfigOC;
  483.  
  484.   htim2.Instance = TIM2;
  485.   htim2.Init.Prescaler = 320;
  486.   htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
  487.   htim2.Init.Period = 0;
  488.   htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  489.   if (HAL_TIM_IC_Init(&htim2) != HAL_OK)
  490.   {
  491.     Error_Handler();
  492.   }
  493.  
  494.   if (HAL_TIM_OC_Init(&htim2) != HAL_OK)
  495.   {
  496.     Error_Handler();
  497.   }
  498.  
  499.   if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
  500.   {
  501.     Error_Handler();
  502.   }
  503.  
  504.   sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  505.   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  506.   if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
  507.   {
  508.     Error_Handler();
  509.   }
  510.  
  511.   sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
  512.   sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI;
  513.   sConfigIC.ICPrescaler = TIM_ICPSC_DIV1;
  514.   sConfigIC.ICFilter = 0;
  515.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK)
  516.   {
  517.     Error_Handler();
  518.   }
  519.  
  520.   if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
  521.   {
  522.     Error_Handler();
  523.   }
  524.  
  525.   sConfigOC.OCMode = TIM_OCMODE_TIMING;
  526.   sConfigOC.Pulse = 0;
  527.   sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
  528.   sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
  529.   if (HAL_TIM_OC_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
  530.   {
  531.     Error_Handler();
  532.   }
  533.  
  534.   sConfigOC.OCMode = TIM_OCMODE_PWM1;
  535.   if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)
  536.   {
  537.     Error_Handler();
  538.   }
  539.  
  540.   HAL_TIM_MspPostInit(&htim2);
  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 = 3200;
  552.   htim6.Init.CounterMode = TIM_COUNTERMODE_UP;
  553.   htim6.Init.Period = 1000;
  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 PB12 PB13 PB14
  688.                            PB15 PB4 PB5 PB6
  689.                            PB7 PB8 PB9 */
  690.   GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
  691.                           |GPIO_PIN_15|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6
  692.                           |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9;
  693.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  694.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  695.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  696.  
  697.   /*Configure GPIO pin : PD2 */
  698.   GPIO_InitStruct.Pin = GPIO_PIN_2;
  699.   GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  700.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  701.   HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
  702.  
  703.   /*Configure GPIO pin Output Level */
  704.   HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET);
  705.  
  706.   /*Configure GPIO pin Output Level */
  707.   HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET);
  708.  
  709.   /*Configure GPIO pin Output Level */
  710.   HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET);
  711.  
  712.   /*Configure GPIO pin Output Level */
  713.   HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET);
  714.  
  715.   /*Configure GPIO pin Output Level */
  716.   HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET);
  717.  
  718. }
  719.  
  720. /* USER CODE BEGIN 4 */
  721.  
  722. /* USER CODE END 4 */
  723.  
  724. /**
  725.   * @brief  This function is executed in case of error occurrence.
  726.   * @param  None
  727.   * @retval None
  728.   */
  729. void Error_Handler(void)
  730. {
  731.   /* USER CODE BEGIN Error_Handler */
  732.         /* User can add his own implementation to report the HAL error return state */
  733.         while (1) {
  734.         }
  735.   /* USER CODE END Error_Handler */
  736. }
  737.  
  738. #ifdef USE_FULL_ASSERT
  739.  
  740. /**
  741.    * @brief Reports the name of the source file and the source line number
  742.    * where the assert_param error has occurred.
  743.    * @param file: pointer to the source file name
  744.    * @param line: assert_param error line source number
  745.    * @retval None
  746.    */
  747. void assert_failed(uint8_t* file, uint32_t line)
  748. {
  749.   /* USER CODE BEGIN 6 */
  750.         /* User can add his own implementation to report the file name and line number,
  751.          ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  752.   /* USER CODE END 6 */
  753.  
  754. }
  755.  
  756. #endif
  757.  
  758. /**
  759.   * @}
  760.   */
  761.  
  762. /**
  763.   * @}
  764. */
  765.  
  766. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  767.