Test internal ADC

Core/Src/main.c

@@ -41,12 +41,15 @@
 /* USER CODE END PM */
 
 /* Private variables ---------------------------------------------------------*/
+ADC_HandleTypeDef hadc;
+
 SPI_HandleTypeDef hspi1;
 
 TIM_HandleTypeDef htim14;
+TIM_HandleTypeDef htim16;
 
 /* USER CODE BEGIN PV */
-
+DS_MAX7219 Display;
 /* USER CODE END PV */
 
 /* Private function prototypes -----------------------------------------------*/
@@ -54,6 +57,8 @@ void SystemClock_Config(void);
 static void MX_GPIO_Init(void);
 static void MX_SPI1_Init(void);
 static void MX_TIM14_Init(void);
+static void MX_ADC_Init(void);
+static void MX_TIM16_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -94,12 +99,14 @@ int main(void)
   MX_GPIO_Init();
   MX_SPI1_Init();
   MX_TIM14_Init();
+  MX_ADC_Init();
+  MX_TIM16_Init();
   /* USER CODE BEGIN 2 */
   HAL_TIM_Base_Start_IT(&htim14);
   //htim14.Instance->ARR = 49;
 
   DS_Button ButtonUp, ButtonDown;
-  DS_MAX7219 Display;
+  
 
   uint16_t Frequensy = 1;
 
@@ -107,13 +114,25 @@ int main(void)
   DS_ButtonInit(&ButtonDown, Button2_GPIO_Port, Button2_Pin);
 
   DS_MAX7219_Init(&Display, &hspi1, CS_GPIO_Port, CS_Pin);
-  
+  HAL_TIM_Base_Start_IT(&htim16);
+  uint16_t ADCValue;
+  uint64_t TotalDisplay = 0;
+  HAL_ADCEx_Calibration_Start(&hadc);
+  HAL_ADC_Start(&hadc);
   /* USER CODE END 2 */
 
   /* Infinite loop */
   /* USER CODE BEGIN WHILE */
   while (1)
   {
+
+    HAL_ADC_PollForConversion(&hadc, 100);
+    ADCValue = HAL_ADC_GetValue(&hadc);
+    HAL_ADC_Stop(&hadc);
+    HAL_ADC_Start(&hadc);
+
+    TotalDisplay = 3200 * ADCValue / 4095;
+
     DS_ButtonUpdate(&ButtonUp);
     DS_ButtonUpdate(&ButtonDown);
 
@@ -126,8 +145,7 @@ int main(void)
         else
           Frequensy +=10;
 
-        DS_MAX7219_Print(&Display, Frequensy);
-        DS_MAX7219_UpdataDisplay(&Display);
+        
 
         htim14.Instance->ARR = 1000/Frequensy/2-1;
     }
@@ -139,11 +157,12 @@ int main(void)
         else
           Frequensy -=10;
 
-        DS_MAX7219_Print(&Display, Frequensy);
-        DS_MAX7219_UpdataDisplay(&Display);
         htim14.Instance->ARR = 1000/Frequensy/2-1;
     }
 
+        TotalDisplay = TotalDisplay * 1000 + Frequensy;
+        DS_MAX7219_Print(&Display, TotalDisplay);
+        
     /* USER CODE END WHILE */
 
     /* USER CODE BEGIN 3 */
@@ -163,9 +182,11 @@ void SystemClock_Config(void)
   /** Initializes the RCC Oscillators according to the specified parameters
   * in the RCC_OscInitTypeDef structure.
   */
-  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_HSI14;
   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+  RCC_OscInitStruct.HSI14State = RCC_HSI14_ON;
   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.HSI14CalibrationValue = 16;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
   {
@@ -186,6 +207,60 @@ void SystemClock_Config(void)
   }
 }
 
+/**
+  * @brief ADC Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_ADC_Init(void)
+{
+
+  /* USER CODE BEGIN ADC_Init 0 */
+
+  /* USER CODE END ADC_Init 0 */
+
+  ADC_ChannelConfTypeDef sConfig = {0};
+
+  /* USER CODE BEGIN ADC_Init 1 */
+
+  /* USER CODE END ADC_Init 1 */
+
+  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
+  */
+  hadc.Instance = ADC1;
+  hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
+  hadc.Init.Resolution = ADC_RESOLUTION_12B;
+  hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
+  hadc.Init.ScanConvMode = ADC_SCAN_DIRECTION_FORWARD;
+  hadc.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
+  hadc.Init.LowPowerAutoWait = DISABLE;
+  hadc.Init.LowPowerAutoPowerOff = DISABLE;
+  hadc.Init.ContinuousConvMode = DISABLE;
+  hadc.Init.DiscontinuousConvMode = DISABLE;
+  hadc.Init.ExternalTrigConv = ADC_SOFTWARE_START;
+  hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
+  hadc.Init.DMAContinuousRequests = DISABLE;
+  hadc.Init.Overrun = ADC_OVR_DATA_OVERWRITTEN;
+  if (HAL_ADC_Init(&hadc) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  /** Configure for the selected ADC regular channel to be converted.
+  */
+  sConfig.Channel = ADC_CHANNEL_1;
+  sConfig.Rank = ADC_RANK_CHANNEL_NUMBER;
+  sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
+  if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN ADC_Init 2 */
+
+  /* USER CODE END ADC_Init 2 */
+
+}
+
 /**
   * @brief SPI1 Initialization Function
   * @param None
@@ -257,6 +332,38 @@ static void MX_TIM14_Init(void)
 
 }
 
+/**
+  * @brief TIM16 Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_TIM16_Init(void)
+{
+
+  /* USER CODE BEGIN TIM16_Init 0 */
+
+  /* USER CODE END TIM16_Init 0 */
+
+  /* USER CODE BEGIN TIM16_Init 1 */
+
+  /* USER CODE END TIM16_Init 1 */
+  htim16.Instance = TIM16;
+  htim16.Init.Prescaler = 8000;
+  htim16.Init.CounterMode = TIM_COUNTERMODE_UP;
+  htim16.Init.Period = 99;
+  htim16.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+  htim16.Init.RepetitionCounter = 0;
+  htim16.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
+  if (HAL_TIM_Base_Init(&htim16) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN TIM16_Init 2 */
+
+  /* USER CODE END TIM16_Init 2 */
+
+}
+
 /**
   * @brief GPIO Initialization Function
   * @param None