text: #if defined (STM32PLUS_F1_HD) || defined(STM32PLUS_F1_CL_E) || defined(STM32PLUS_F1_MD_VL)
  /**
    ******************************************************************************
    * @file    stm32f10x_adc.c
    * @author  MCD Application Team
    * @version V3.5.0
    * @date    11-March-2011
    * @brief   This file provides all the ADC firmware functions.
    ******************************************************************************
    * @attention
    *
    * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
    * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
    * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
    * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
    * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
    * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
    *
    * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
    ******************************************************************************
    */
  
  /* Includes ------------------------------------------------------------------*/
  #include "fwlib/f1/stdperiph/inc/stm32f10x_adc.h"
  #include "fwlib/f1/stdperiph/inc/stm32f10x_rcc.h"
  
  /** @addtogroup STM32F10x_StdPeriph_Driver
    * @{
    */
  
  /** @defgroup ADC 
    * @brief ADC driver modules
    * @{
    */
  
  /** @defgroup ADC_Private_TypesDefinitions
    * @{
    */
  
  /**
    * @}
    */
  
  /** @defgroup ADC_Private_Defines
    * @{
    */
  
  /* ADC DISCNUM mask */
  #define CR1_DISCNUM_Reset           ((uint32_t)0xFFFF1FFF)
  
  /* ADC DISCEN mask */
  #define CR1_DISCEN_Set              ((uint32_t)0x00000800)
  #define CR1_DISCEN_Reset            ((uint32_t)0xFFFFF7FF)
  
  /* ADC JAUTO mask */
  #define CR1_JAUTO_Set               ((uint32_t)0x00000400)
  #define CR1_JAUTO_Reset             ((uint32_t)0xFFFFFBFF)
  
  /* ADC JDISCEN mask */
  #define CR1_JDISCEN_Set             ((uint32_t)0x00001000)
  #define CR1_JDISCEN_Reset           ((uint32_t)0xFFFFEFFF)
  
  /* ADC AWDCH mask */
  #define CR1_AWDCH_Reset             ((uint32_t)0xFFFFFFE0)
  
  /* ADC Analog watchdog enable mode mask */
  #define CR1_AWDMode_Reset           ((uint32_t)0xFF3FFDFF)
  
  /* CR1 register Mask */
  #define CR1_CLEAR_Mask              ((uint32_t)0xFFF0FEFF)
  
  /* ADC ADON mask */
  #define CR2_ADON_Set                ((uint32_t)0x00000001)
  #define CR2_ADON_Reset              ((uint32_t)0xFFFFFFFE)
  
  /* ADC DMA mask */
  #define CR2_DMA_Set                 ((uint32_t)0x00000100)
  #define CR2_DMA_Reset               ((uint32_t)0xFFFFFEFF)
  
  /* ADC RSTCAL mask */
  #define CR2_RSTCAL_Set              ((uint32_t)0x00000008)
  
  /* ADC CAL mask */
  #define CR2_CAL_Set                 ((uint32_t)0x00000004)
  
  /* ADC SWSTART mask */
  #define CR2_SWSTART_Set             ((uint32_t)0x00400000)
  
  /* ADC EXTTRIG mask */
  #define CR2_EXTTRIG_Set             ((uint32_t)0x00100000)
  #define CR2_EXTTRIG_Reset           ((uint32_t)0xFFEFFFFF)
  
  /* ADC Software start mask */
  #define CR2_EXTTRIG_SWSTART_Set     ((uint32_t)0x00500000)
  #define CR2_EXTTRIG_SWSTART_Reset   ((uint32_t)0xFFAFFFFF)
  
  /* ADC JEXTSEL mask */
  #define CR2_JEXTSEL_Reset           ((uint32_t)0xFFFF8FFF)
  
  /* ADC JEXTTRIG mask */
  #define CR2_JEXTTRIG_Set            ((uint32_t)0x00008000)
  #define CR2_JEXTTRIG_Reset          ((uint32_t)0xFFFF7FFF)
  
  /* ADC JSWSTART mask */
  #define CR2_JSWSTART_Set            ((uint32_t)0x00200000)
  
  /* ADC injected software start mask */
  #define CR2_JEXTTRIG_JSWSTART_Set   ((uint32_t)0x00208000)
  #define CR2_JEXTTRIG_JSWSTART_Reset ((uint32_t)0xFFDF7FFF)
  
  /* ADC TSPD mask */
  #define CR2_TSVREFE_Set             ((uint32_t)0x00800000)
  #define CR2_TSVREFE_Reset           ((uint32_t)0xFF7FFFFF)
  
  /* CR2 register Mask */
  #define CR2_CLEAR_Mask              ((uint32_t)0xFFF1F7FD)
  
  /* ADC SQx mask */
  #define SQR3_SQ_Set                 ((uint32_t)0x0000001F)
  #define SQR2_SQ_Set                 ((uint32_t)0x0000001F)
  #define SQR1_SQ_Set                 ((uint32_t)0x0000001F)
  
  /* SQR1 register Mask */
  #define SQR1_CLEAR_Mask             ((uint32_t)0xFF0FFFFF)
  
  /* ADC JSQx mask */
  #define JSQR_JSQ_Set                ((uint32_t)0x0000001F)
  
  /* ADC JL mask */
  #define JSQR_JL_Set                 ((uint32_t)0x00300000)
  #define JSQR_JL_Reset               ((uint32_t)0xFFCFFFFF)
  
  /* ADC SMPx mask */
  #define SMPR1_SMP_Set               ((uint32_t)0x00000007)
  #define SMPR2_SMP_Set               ((uint32_t)0x00000007)
  
  /* ADC JDRx registers offset */
  #define JDR_Offset                  ((uint8_t)0x28)
  
  /* ADC1 DR register base address */
  #define DR_ADDRESS                  ((uint32_t)0x4001244C)
  
  /**
    * @}
    */
  
  /** @defgroup ADC_Private_Macros
    * @{
    */
  
  /**
    * @}
    */
  
  /** @defgroup ADC_Private_Variables
    * @{
    */
  
  /**
    * @}
    */
  
  /** @defgroup ADC_Private_FunctionPrototypes
    * @{
    */
  
  /**
    * @}
    */
  
  /** @defgroup ADC_Private_Functions
    * @{
    */
  
  /**
    * @brief  Deinitializes the ADCx peripheral registers to their default reset values.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval None
    */
  void ADC_DeInit(ADC_TypeDef* ADCx)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    
    if (ADCx == ADC1)
    {
      /* Enable ADC1 reset state */
      RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC1, ENABLE);
      /* Release ADC1 from reset state */
      RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC1, DISABLE);
    }
    else if (ADCx == ADC2)
    {
      /* Enable ADC2 reset state */
      RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC2, ENABLE);
      /* Release ADC2 from reset state */
      RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC2, DISABLE);
    }
    else
    {
      if (ADCx == ADC3)
      {
        /* Enable ADC3 reset state */
        RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC3, ENABLE);
        /* Release ADC3 from reset state */
        RCC_APB2PeriphResetCmd(RCC_APB2Periph_ADC3, DISABLE);
      }
    }
  }
  
  /**
    * @brief  Initializes the ADCx peripheral according to the specified parameters
    *         in the ADC_InitStruct.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_InitStruct: pointer to an ADC_InitTypeDef structure that contains
    *         the configuration information for the specified ADC peripheral.
    * @retval None
    */
  void ADC_Init(ADC_TypeDef* ADCx, ADC_InitTypeDef* ADC_InitStruct)
  {
    uint32_t tmpreg1 = 0;
    uint8_t tmpreg2 = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_MODE(ADC_InitStruct->ADC_Mode));
    assert_param(IS_FUNCTIONAL_STATE(ADC_InitStruct->ADC_ScanConvMode));
    assert_param(IS_FUNCTIONAL_STATE(ADC_InitStruct->ADC_ContinuousConvMode));
    assert_param(IS_ADC_EXT_TRIG(ADC_InitStruct->ADC_ExternalTrigConv));   
    assert_param(IS_ADC_DATA_ALIGN(ADC_InitStruct->ADC_DataAlign)); 
    assert_param(IS_ADC_REGULAR_LENGTH(ADC_InitStruct->ADC_NbrOfChannel));
  
    /*---------------------------- ADCx CR1 Configuration -----------------*/
    /* Get the ADCx CR1 value */
    tmpreg1 = ADCx->CR1;
    /* Clear DUALMOD and SCAN bits */
    tmpreg1 &= CR1_CLEAR_Mask;
    /* Configure ADCx: Dual mode and scan conversion mode */
    /* Set DUALMOD bits according to ADC_Mode value */
    /* Set SCAN bit according to ADC_ScanConvMode value */
    tmpreg1 |= (uint32_t)(ADC_InitStruct->ADC_Mode | ((uint32_t)ADC_InitStruct->ADC_ScanConvMode << 8));
    /* Write to ADCx CR1 */
    ADCx->CR1 = tmpreg1;
  
    /*---------------------------- ADCx CR2 Configuration -----------------*/
    /* Get the ADCx CR2 value */
    tmpreg1 = ADCx->CR2;
    /* Clear CONT, ALIGN and EXTSEL bits */
    tmpreg1 &= CR2_CLEAR_Mask;
    /* Configure ADCx: external trigger event and continuous conversion mode */
    /* Set ALIGN bit according to ADC_DataAlign value */
    /* Set EXTSEL bits according to ADC_ExternalTrigConv value */
    /* Set CONT bit according to ADC_ContinuousConvMode value */
    tmpreg1 |= (uint32_t)(ADC_InitStruct->ADC_DataAlign | ADC_InitStruct->ADC_ExternalTrigConv |
              ((uint32_t)ADC_InitStruct->ADC_ContinuousConvMode << 1));
    /* Write to ADCx CR2 */
    ADCx->CR2 = tmpreg1;
  
    /*---------------------------- ADCx SQR1 Configuration -----------------*/
    /* Get the ADCx SQR1 value */
    tmpreg1 = ADCx->SQR1;
    /* Clear L bits */
    tmpreg1 &= SQR1_CLEAR_Mask;
    /* Configure ADCx: regular channel sequence length */
    /* Set L bits according to ADC_NbrOfChannel value */
    tmpreg2 |= (uint8_t) (ADC_InitStruct->ADC_NbrOfChannel - (uint8_t)1);
    tmpreg1 |= (uint32_t)tmpreg2 << 20;
    /* Write to ADCx SQR1 */
    ADCx->SQR1 = tmpreg1;
  }
  
  /**
    * @brief  Fills each ADC_InitStruct member with its default value.
    * @param  ADC_InitStruct : pointer to an ADC_InitTypeDef structure which will be initialized.
    * @retval None
    */
  void ADC_StructInit(ADC_InitTypeDef* ADC_InitStruct)
  {
    /* Reset ADC init structure parameters values */
    /* Initialize the ADC_Mode member */
    ADC_InitStruct->ADC_Mode = ADC_Mode_Independent;
    /* initialize the ADC_ScanConvMode member */
    ADC_InitStruct->ADC_ScanConvMode = DISABLE;
    /* Initialize the ADC_ContinuousConvMode member */
    ADC_InitStruct->ADC_ContinuousConvMode = DISABLE;
    /* Initialize the ADC_ExternalTrigConv member */
    ADC_InitStruct->ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
    /* Initialize the ADC_DataAlign member */
    ADC_InitStruct->ADC_DataAlign = ADC_DataAlign_Right;
    /* Initialize the ADC_NbrOfChannel member */
    ADC_InitStruct->ADC_NbrOfChannel = 1;
  }
  
  /**
    * @brief  Enables or disables the specified ADC peripheral.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the ADCx peripheral.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_Cmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Set the ADON bit to wake up the ADC from power down mode */
      ADCx->CR2 |= CR2_ADON_Set;
    }
    else
    {
      /* Disable the selected ADC peripheral */
      ADCx->CR2 &= CR2_ADON_Reset;
    }
  }
  
  /**
    * @brief  Enables or disables the specified ADC DMA request.
    * @param  ADCx: where x can be 1 or 3 to select the ADC peripheral.
    *   Note: ADC2 hasn't a DMA capability.
    * @param  NewState: new state of the selected ADC DMA transfer.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_DMACmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_DMA_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC DMA request */
      ADCx->CR2 |= CR2_DMA_Set;
    }
    else
    {
      /* Disable the selected ADC DMA request */
      ADCx->CR2 &= CR2_DMA_Reset;
    }
  }
  
  /**
    * @brief  Enables or disables the specified ADC interrupts.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_IT: specifies the ADC interrupt sources to be enabled or disabled. 
    *   This parameter can be any combination of the following values:
    *     @arg ADC_IT_EOC: End of conversion interrupt mask
    *     @arg ADC_IT_AWD: Analog watchdog interrupt mask
    *     @arg ADC_IT_JEOC: End of injected conversion interrupt mask
    * @param  NewState: new state of the specified ADC interrupts.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_ITConfig(ADC_TypeDef* ADCx, uint16_t ADC_IT, FunctionalState NewState)
  {
    uint8_t itmask = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    assert_param(IS_ADC_IT(ADC_IT));
    /* Get the ADC IT index */
    itmask = (uint8_t)ADC_IT;
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC interrupts */
      ADCx->CR1 |= itmask;
    }
    else
    {
      /* Disable the selected ADC interrupts */
      ADCx->CR1 &= (~(uint32_t)itmask);
    }
  }
  
  /**
    * @brief  Resets the selected ADC calibration registers.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval None
    */
  void ADC_ResetCalibration(ADC_TypeDef* ADCx)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Resets the selected ADC calibration registers */  
    ADCx->CR2 |= CR2_RSTCAL_Set;
  }
  
  /**
    * @brief  Gets the selected ADC reset calibration registers status.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval The new state of ADC reset calibration registers (SET or RESET).
    */
  FlagStatus ADC_GetResetCalibrationStatus(ADC_TypeDef* ADCx)
  {
    FlagStatus bitstatus = RESET;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Check the status of RSTCAL bit */
    if ((ADCx->CR2 & CR2_RSTCAL_Set) != (uint32_t)RESET)
    {
      /* RSTCAL bit is set */
      bitstatus = SET;
    }
    else
    {
      /* RSTCAL bit is reset */
      bitstatus = RESET;
    }
    /* Return the RSTCAL bit status */
    return  bitstatus;
  }
  
  /**
    * @brief  Starts the selected ADC calibration process.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval None
    */
  void ADC_StartCalibration(ADC_TypeDef* ADCx)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Enable the selected ADC calibration process */  
    ADCx->CR2 |= CR2_CAL_Set;
  }
  
  /**
    * @brief  Gets the selected ADC calibration status.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval The new state of ADC calibration (SET or RESET).
    */
  FlagStatus ADC_GetCalibrationStatus(ADC_TypeDef* ADCx)
  {
    FlagStatus bitstatus = RESET;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Check the status of CAL bit */
    if ((ADCx->CR2 & CR2_CAL_Set) != (uint32_t)RESET)
    {
      /* CAL bit is set: calibration on going */
      bitstatus = SET;
    }
    else
    {
      /* CAL bit is reset: end of calibration */
      bitstatus = RESET;
    }
    /* Return the CAL bit status */
    return  bitstatus;
  }
  
  /**
    * @brief  Enables or disables the selected ADC software start conversion .
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC software start conversion.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_SoftwareStartConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC conversion on external event and start the selected
         ADC conversion */
      ADCx->CR2 |= CR2_EXTTRIG_SWSTART_Set;
    }
    else
    {
      /* Disable the selected ADC conversion on external event and stop the selected
         ADC conversion */
      ADCx->CR2 &= CR2_EXTTRIG_SWSTART_Reset;
    }
  }
  
  /**
    * @brief  Gets the selected ADC Software start conversion Status.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval The new state of ADC software start conversion (SET or RESET).
    */
  FlagStatus ADC_GetSoftwareStartConvStatus(ADC_TypeDef* ADCx)
  {
    FlagStatus bitstatus = RESET;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Check the status of SWSTART bit */
    if ((ADCx->CR2 & CR2_SWSTART_Set) != (uint32_t)RESET)
    {
      /* SWSTART bit is set */
      bitstatus = SET;
    }
    else
    {
      /* SWSTART bit is reset */
      bitstatus = RESET;
    }
    /* Return the SWSTART bit status */
    return  bitstatus;
  }
  
  /**
    * @brief  Configures the discontinuous mode for the selected ADC regular
    *         group channel.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  Number: specifies the discontinuous mode regular channel
    *         count value. This number must be between 1 and 8.
    * @retval None
    */
  void ADC_DiscModeChannelCountConfig(ADC_TypeDef* ADCx, uint8_t Number)
  {
    uint32_t tmpreg1 = 0;
    uint32_t tmpreg2 = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_REGULAR_DISC_NUMBER(Number));
    /* Get the old register value */
    tmpreg1 = ADCx->CR1;
    /* Clear the old discontinuous mode channel count */
    tmpreg1 &= CR1_DISCNUM_Reset;
    /* Set the discontinuous mode channel count */
    tmpreg2 = Number - 1;
    tmpreg1 |= tmpreg2 << 13;
    /* Store the new register value */
    ADCx->CR1 = tmpreg1;
  }
  
  /**
    * @brief  Enables or disables the discontinuous mode on regular group
    *         channel for the specified ADC
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC discontinuous mode
    *         on regular group channel.
    *         This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_DiscModeCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC regular discontinuous mode */
      ADCx->CR1 |= CR1_DISCEN_Set;
    }
    else
    {
      /* Disable the selected ADC regular discontinuous mode */
      ADCx->CR1 &= CR1_DISCEN_Reset;
    }
  }
  
  /**
    * @brief  Configures for the selected ADC regular channel its corresponding
    *         rank in the sequencer and its sample time.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_Channel: the ADC channel to configure. 
    *   This parameter can be one of the following values:
    *     @arg ADC_Channel_0: ADC Channel0 selected
    *     @arg ADC_Channel_1: ADC Channel1 selected
    *     @arg ADC_Channel_2: ADC Channel2 selected
    *     @arg ADC_Channel_3: ADC Channel3 selected
    *     @arg ADC_Channel_4: ADC Channel4 selected
    *     @arg ADC_Channel_5: ADC Channel5 selected
    *     @arg ADC_Channel_6: ADC Channel6 selected
    *     @arg ADC_Channel_7: ADC Channel7 selected
    *     @arg ADC_Channel_8: ADC Channel8 selected
    *     @arg ADC_Channel_9: ADC Channel9 selected
    *     @arg ADC_Channel_10: ADC Channel10 selected
    *     @arg ADC_Channel_11: ADC Channel11 selected
    *     @arg ADC_Channel_12: ADC Channel12 selected
    *     @arg ADC_Channel_13: ADC Channel13 selected
    *     @arg ADC_Channel_14: ADC Channel14 selected
    *     @arg ADC_Channel_15: ADC Channel15 selected
    *     @arg ADC_Channel_16: ADC Channel16 selected
    *     @arg ADC_Channel_17: ADC Channel17 selected
    * @param  Rank: The rank in the regular group sequencer. This parameter must be between 1 to 16.
    * @param  ADC_SampleTime: The sample time value to be set for the selected channel. 
    *   This parameter can be one of the following values:
    *     @arg ADC_SampleTime_1Cycles5: Sample time equal to 1.5 cycles
    *     @arg ADC_SampleTime_7Cycles5: Sample time equal to 7.5 cycles
    *     @arg ADC_SampleTime_13Cycles5: Sample time equal to 13.5 cycles
    *     @arg ADC_SampleTime_28Cycles5: Sample time equal to 28.5 cycles	
    *     @arg ADC_SampleTime_41Cycles5: Sample time equal to 41.5 cycles	
    *     @arg ADC_SampleTime_55Cycles5: Sample time equal to 55.5 cycles	
    *     @arg ADC_SampleTime_71Cycles5: Sample time equal to 71.5 cycles	
    *     @arg ADC_SampleTime_239Cycles5: Sample time equal to 239.5 cycles	
    * @retval None
    */
  void ADC_RegularChannelConfig(ADC_TypeDef* ADCx, uint8_t ADC_Channel, uint8_t Rank, uint8_t ADC_SampleTime)
  {
    uint32_t tmpreg1 = 0, tmpreg2 = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_CHANNEL(ADC_Channel));
    assert_param(IS_ADC_REGULAR_RANK(Rank));
    assert_param(IS_ADC_SAMPLE_TIME(ADC_SampleTime));
    /* if ADC_Channel_10 ... ADC_Channel_17 is selected */
    if (ADC_Channel > ADC_Channel_9)
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SMPR1;
      /* Calculate the mask to clear */
      tmpreg2 = SMPR1_SMP_Set << (3 * (ADC_Channel - 10));
      /* Clear the old channel sample time */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_SampleTime << (3 * (ADC_Channel - 10));
      /* Set the new channel sample time */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SMPR1 = tmpreg1;
    }
    else /* ADC_Channel include in ADC_Channel_[0..9] */
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SMPR2;
      /* Calculate the mask to clear */
      tmpreg2 = SMPR2_SMP_Set << (3 * ADC_Channel);
      /* Clear the old channel sample time */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_SampleTime << (3 * ADC_Channel);
      /* Set the new channel sample time */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SMPR2 = tmpreg1;
    }
    /* For Rank 1 to 6 */
    if (Rank < 7)
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SQR3;
      /* Calculate the mask to clear */
      tmpreg2 = SQR3_SQ_Set << (5 * (Rank - 1));
      /* Clear the old SQx bits for the selected rank */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_Channel << (5 * (Rank - 1));
      /* Set the SQx bits for the selected rank */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SQR3 = tmpreg1;
    }
    /* For Rank 7 to 12 */
    else if (Rank < 13)
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SQR2;
      /* Calculate the mask to clear */
      tmpreg2 = SQR2_SQ_Set << (5 * (Rank - 7));
      /* Clear the old SQx bits for the selected rank */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_Channel << (5 * (Rank - 7));
      /* Set the SQx bits for the selected rank */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SQR2 = tmpreg1;
    }
    /* For Rank 13 to 16 */
    else
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SQR1;
      /* Calculate the mask to clear */
      tmpreg2 = SQR1_SQ_Set << (5 * (Rank - 13));
      /* Clear the old SQx bits for the selected rank */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_Channel << (5 * (Rank - 13));
      /* Set the SQx bits for the selected rank */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SQR1 = tmpreg1;
    }
  }
  
  /**
    * @brief  Enables or disables the ADCx conversion through external trigger.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC external trigger start of conversion.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_ExternalTrigConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC conversion on external event */
      ADCx->CR2 |= CR2_EXTTRIG_Set;
    }
    else
    {
      /* Disable the selected ADC conversion on external event */
      ADCx->CR2 &= CR2_EXTTRIG_Reset;
    }
  }
  
  /**
    * @brief  Returns the last ADCx conversion result data for regular channel.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval The Data conversion value.
    */
  uint16_t ADC_GetConversionValue(ADC_TypeDef* ADCx)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Return the selected ADC conversion value */
    return (uint16_t) ADCx->DR;
  }
  
  /**
    * @brief  Returns the last ADC1 and ADC2 conversion result data in dual mode.
    * @retval The Data conversion value.
    */
  uint32_t ADC_GetDualModeConversionValue(void)
  {
    /* Return the dual mode conversion value */
    return (*(__IO uint32_t *) DR_ADDRESS);
  }
  
  /**
    * @brief  Enables or disables the selected ADC automatic injected group
    *         conversion after regular one.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC auto injected conversion
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_AutoInjectedConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC automatic injected group conversion */
      ADCx->CR1 |= CR1_JAUTO_Set;
    }
    else
    {
      /* Disable the selected ADC automatic injected group conversion */
      ADCx->CR1 &= CR1_JAUTO_Reset;
    }
  }
  
  /**
    * @brief  Enables or disables the discontinuous mode for injected group
    *         channel for the specified ADC
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC discontinuous mode
    *         on injected group channel.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_InjectedDiscModeCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC injected discontinuous mode */
      ADCx->CR1 |= CR1_JDISCEN_Set;
    }
    else
    {
      /* Disable the selected ADC injected discontinuous mode */
      ADCx->CR1 &= CR1_JDISCEN_Reset;
    }
  }
  
  /**
    * @brief  Configures the ADCx external trigger for injected channels conversion.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_ExternalTrigInjecConv: specifies the ADC trigger to start injected conversion. 
    *   This parameter can be one of the following values:
    *     @arg ADC_ExternalTrigInjecConv_T1_TRGO: Timer1 TRGO event selected (for ADC1, ADC2 and ADC3)
    *     @arg ADC_ExternalTrigInjecConv_T1_CC4: Timer1 capture compare4 selected (for ADC1, ADC2 and ADC3)
    *     @arg ADC_ExternalTrigInjecConv_T2_TRGO: Timer2 TRGO event selected (for ADC1 and ADC2)
    *     @arg ADC_ExternalTrigInjecConv_T2_CC1: Timer2 capture compare1 selected (for ADC1 and ADC2)
    *     @arg ADC_ExternalTrigInjecConv_T3_CC4: Timer3 capture compare4 selected (for ADC1 and ADC2)
    *     @arg ADC_ExternalTrigInjecConv_T4_TRGO: Timer4 TRGO event selected (for ADC1 and ADC2)
    *     @arg ADC_ExternalTrigInjecConv_Ext_IT15_TIM8_CC4: External interrupt line 15 or Timer8
    *                                                       capture compare4 event selected (for ADC1 and ADC2)                       
    *     @arg ADC_ExternalTrigInjecConv_T4_CC3: Timer4 capture compare3 selected (for ADC3 only)
    *     @arg ADC_ExternalTrigInjecConv_T8_CC2: Timer8 capture compare2 selected (for ADC3 only)                         
    *     @arg ADC_ExternalTrigInjecConv_T8_CC4: Timer8 capture compare4 selected (for ADC3 only)
    *     @arg ADC_ExternalTrigInjecConv_T5_TRGO: Timer5 TRGO event selected (for ADC3 only)                         
    *     @arg ADC_ExternalTrigInjecConv_T5_CC4: Timer5 capture compare4 selected (for ADC3 only)                        
    *     @arg ADC_ExternalTrigInjecConv_None: Injected conversion started by software and not
    *                                          by external trigger (for ADC1, ADC2 and ADC3)
    * @retval None
    */
  void ADC_ExternalTrigInjectedConvConfig(ADC_TypeDef* ADCx, uint32_t ADC_ExternalTrigInjecConv)
  {
    uint32_t tmpreg = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_EXT_INJEC_TRIG(ADC_ExternalTrigInjecConv));
    /* Get the old register value */
    tmpreg = ADCx->CR2;
    /* Clear the old external event selection for injected group */
    tmpreg &= CR2_JEXTSEL_Reset;
    /* Set the external event selection for injected group */
    tmpreg |= ADC_ExternalTrigInjecConv;
    /* Store the new register value */
    ADCx->CR2 = tmpreg;
  }
  
  /**
    * @brief  Enables or disables the ADCx injected channels conversion through
    *         external trigger
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC external trigger start of
    *         injected conversion.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_ExternalTrigInjectedConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC external event selection for injected group */
      ADCx->CR2 |= CR2_JEXTTRIG_Set;
    }
    else
    {
      /* Disable the selected ADC external event selection for injected group */
      ADCx->CR2 &= CR2_JEXTTRIG_Reset;
    }
  }
  
  /**
    * @brief  Enables or disables the selected ADC start of the injected 
    *         channels conversion.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  NewState: new state of the selected ADC software start injected conversion.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_SoftwareStartInjectedConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the selected ADC conversion for injected group on external event and start the selected
         ADC injected conversion */
      ADCx->CR2 |= CR2_JEXTTRIG_JSWSTART_Set;
    }
    else
    {
      /* Disable the selected ADC conversion on external event for injected group and stop the selected
         ADC injected conversion */
      ADCx->CR2 &= CR2_JEXTTRIG_JSWSTART_Reset;
    }
  }
  
  /**
    * @brief  Gets the selected ADC Software start injected conversion Status.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @retval The new state of ADC software start injected conversion (SET or RESET).
    */
  FlagStatus ADC_GetSoftwareStartInjectedConvCmdStatus(ADC_TypeDef* ADCx)
  {
    FlagStatus bitstatus = RESET;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    /* Check the status of JSWSTART bit */
    if ((ADCx->CR2 & CR2_JSWSTART_Set) != (uint32_t)RESET)
    {
      /* JSWSTART bit is set */
      bitstatus = SET;
    }
    else
    {
      /* JSWSTART bit is reset */
      bitstatus = RESET;
    }
    /* Return the JSWSTART bit status */
    return  bitstatus;
  }
  
  /**
    * @brief  Configures for the selected ADC injected channel its corresponding
    *         rank in the sequencer and its sample time.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_Channel: the ADC channel to configure. 
    *   This parameter can be one of the following values:
    *     @arg ADC_Channel_0: ADC Channel0 selected
    *     @arg ADC_Channel_1: ADC Channel1 selected
    *     @arg ADC_Channel_2: ADC Channel2 selected
    *     @arg ADC_Channel_3: ADC Channel3 selected
    *     @arg ADC_Channel_4: ADC Channel4 selected
    *     @arg ADC_Channel_5: ADC Channel5 selected
    *     @arg ADC_Channel_6: ADC Channel6 selected
    *     @arg ADC_Channel_7: ADC Channel7 selected
    *     @arg ADC_Channel_8: ADC Channel8 selected
    *     @arg ADC_Channel_9: ADC Channel9 selected
    *     @arg ADC_Channel_10: ADC Channel10 selected
    *     @arg ADC_Channel_11: ADC Channel11 selected
    *     @arg ADC_Channel_12: ADC Channel12 selected
    *     @arg ADC_Channel_13: ADC Channel13 selected
    *     @arg ADC_Channel_14: ADC Channel14 selected
    *     @arg ADC_Channel_15: ADC Channel15 selected
    *     @arg ADC_Channel_16: ADC Channel16 selected
    *     @arg ADC_Channel_17: ADC Channel17 selected
    * @param  Rank: The rank in the injected group sequencer. This parameter must be between 1 and 4.
    * @param  ADC_SampleTime: The sample time value to be set for the selected channel. 
    *   This parameter can be one of the following values:
    *     @arg ADC_SampleTime_1Cycles5: Sample time equal to 1.5 cycles
    *     @arg ADC_SampleTime_7Cycles5: Sample time equal to 7.5 cycles
    *     @arg ADC_SampleTime_13Cycles5: Sample time equal to 13.5 cycles
    *     @arg ADC_SampleTime_28Cycles5: Sample time equal to 28.5 cycles	
    *     @arg ADC_SampleTime_41Cycles5: Sample time equal to 41.5 cycles	
    *     @arg ADC_SampleTime_55Cycles5: Sample time equal to 55.5 cycles	
    *     @arg ADC_SampleTime_71Cycles5: Sample time equal to 71.5 cycles	
    *     @arg ADC_SampleTime_239Cycles5: Sample time equal to 239.5 cycles	
    * @retval None
    */
  void ADC_InjectedChannelConfig(ADC_TypeDef* ADCx, uint8_t ADC_Channel, uint8_t Rank, uint8_t ADC_SampleTime)
  {
    uint32_t tmpreg1 = 0, tmpreg2 = 0, tmpreg3 = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_CHANNEL(ADC_Channel));
    assert_param(IS_ADC_INJECTED_RANK(Rank));
    assert_param(IS_ADC_SAMPLE_TIME(ADC_SampleTime));
    /* if ADC_Channel_10 ... ADC_Channel_17 is selected */
    if (ADC_Channel > ADC_Channel_9)
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SMPR1;
      /* Calculate the mask to clear */
      tmpreg2 = SMPR1_SMP_Set << (3*(ADC_Channel - 10));
      /* Clear the old channel sample time */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_SampleTime << (3*(ADC_Channel - 10));
      /* Set the new channel sample time */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SMPR1 = tmpreg1;
    }
    else /* ADC_Channel include in ADC_Channel_[0..9] */
    {
      /* Get the old register value */
      tmpreg1 = ADCx->SMPR2;
      /* Calculate the mask to clear */
      tmpreg2 = SMPR2_SMP_Set << (3 * ADC_Channel);
      /* Clear the old channel sample time */
      tmpreg1 &= ~tmpreg2;
      /* Calculate the mask to set */
      tmpreg2 = (uint32_t)ADC_SampleTime << (3 * ADC_Channel);
      /* Set the new channel sample time */
      tmpreg1 |= tmpreg2;
      /* Store the new register value */
      ADCx->SMPR2 = tmpreg1;
    }
    /* Rank configuration */
    /* Get the old register value */
    tmpreg1 = ADCx->JSQR;
    /* Get JL value: Number = JL+1 */
    tmpreg3 =  (tmpreg1 & JSQR_JL_Set)>> 20;
    /* Calculate the mask to clear: ((Rank-1)+(4-JL-1)) */
    tmpreg2 = JSQR_JSQ_Set << (5 * (uint8_t)((Rank + 3) - (tmpreg3 + 1)));
    /* Clear the old JSQx bits for the selected rank */
    tmpreg1 &= ~tmpreg2;
    /* Calculate the mask to set: ((Rank-1)+(4-JL-1)) */
    tmpreg2 = (uint32_t)ADC_Channel << (5 * (uint8_t)((Rank + 3) - (tmpreg3 + 1)));
    /* Set the JSQx bits for the selected rank */
    tmpreg1 |= tmpreg2;
    /* Store the new register value */
    ADCx->JSQR = tmpreg1;
  }
  
  /**
    * @brief  Configures the sequencer length for injected channels
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  Length: The sequencer length. 
    *   This parameter must be a number between 1 to 4.
    * @retval None
    */
  void ADC_InjectedSequencerLengthConfig(ADC_TypeDef* ADCx, uint8_t Length)
  {
    uint32_t tmpreg1 = 0;
    uint32_t tmpreg2 = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_INJECTED_LENGTH(Length));
    
    /* Get the old register value */
    tmpreg1 = ADCx->JSQR;
    /* Clear the old injected sequnence lenght JL bits */
    tmpreg1 &= JSQR_JL_Reset;
    /* Set the injected sequnence lenght JL bits */
    tmpreg2 = Length - 1; 
    tmpreg1 |= tmpreg2 << 20;
    /* Store the new register value */
    ADCx->JSQR = tmpreg1;
  }
  
  /**
    * @brief  Set the injected channels conversion value offset
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_InjectedChannel: the ADC injected channel to set its offset. 
    *   This parameter can be one of the following values:
    *     @arg ADC_InjectedChannel_1: Injected Channel1 selected
    *     @arg ADC_InjectedChannel_2: Injected Channel2 selected
    *     @arg ADC_InjectedChannel_3: Injected Channel3 selected
    *     @arg ADC_InjectedChannel_4: Injected Channel4 selected
    * @param  Offset: the offset value for the selected ADC injected channel
    *   This parameter must be a 12bit value.
    * @retval None
    */
  void ADC_SetInjectedOffset(ADC_TypeDef* ADCx, uint8_t ADC_InjectedChannel, uint16_t Offset)
  {
    __IO uint32_t tmp = 0;
    
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_INJECTED_CHANNEL(ADC_InjectedChannel));
    assert_param(IS_ADC_OFFSET(Offset));  
    
    tmp = (uint32_t)ADCx;
    tmp += ADC_InjectedChannel;
    
    /* Set the selected injected channel data offset */
    *(__IO uint32_t *) tmp = (uint32_t)Offset;
  }
  
  /**
    * @brief  Returns the ADC injected channel conversion result
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_InjectedChannel: the converted ADC injected channel.
    *   This parameter can be one of the following values:
    *     @arg ADC_InjectedChannel_1: Injected Channel1 selected
    *     @arg ADC_InjectedChannel_2: Injected Channel2 selected
    *     @arg ADC_InjectedChannel_3: Injected Channel3 selected
    *     @arg ADC_InjectedChannel_4: Injected Channel4 selected
    * @retval The Data conversion value.
    */
  uint16_t ADC_GetInjectedConversionValue(ADC_TypeDef* ADCx, uint8_t ADC_InjectedChannel)
  {
    __IO uint32_t tmp = 0;
    
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_INJECTED_CHANNEL(ADC_InjectedChannel));
  
    tmp = (uint32_t)ADCx;
    tmp += ADC_InjectedChannel + JDR_Offset;
    
    /* Returns the selected injected channel conversion data value */
    return (uint16_t) (*(__IO uint32_t*)  tmp);   
  }
  
  /**
    * @brief  Enables or disables the analog watchdog on single/all regular
    *         or injected channels
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_AnalogWatchdog: the ADC analog watchdog configuration.
    *   This parameter can be one of the following values:
    *     @arg ADC_AnalogWatchdog_SingleRegEnable: Analog watchdog on a single regular channel
    *     @arg ADC_AnalogWatchdog_SingleInjecEnable: Analog watchdog on a single injected channel
    *     @arg ADC_AnalogWatchdog_SingleRegOrInjecEnable: Analog watchdog on a single regular or injected channel
    *     @arg ADC_AnalogWatchdog_AllRegEnable: Analog watchdog on  all regular channel
    *     @arg ADC_AnalogWatchdog_AllInjecEnable: Analog watchdog on  all injected channel
    *     @arg ADC_AnalogWatchdog_AllRegAllInjecEnable: Analog watchdog on all regular and injected channels
    *     @arg ADC_AnalogWatchdog_None: No channel guarded by the analog watchdog
    * @retval None	  
    */
  void ADC_AnalogWatchdogCmd(ADC_TypeDef* ADCx, uint32_t ADC_AnalogWatchdog)
  {
    uint32_t tmpreg = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_ANALOG_WATCHDOG(ADC_AnalogWatchdog));
    /* Get the old register value */
    tmpreg = ADCx->CR1;
    /* Clear AWDEN, AWDENJ and AWDSGL bits */
    tmpreg &= CR1_AWDMode_Reset;
    /* Set the analog watchdog enable mode */
    tmpreg |= ADC_AnalogWatchdog;
    /* Store the new register value */
    ADCx->CR1 = tmpreg;
  }
  
  /**
    * @brief  Configures the high and low thresholds of the analog watchdog.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  HighThreshold: the ADC analog watchdog High threshold value.
    *   This parameter must be a 12bit value.
    * @param  LowThreshold: the ADC analog watchdog Low threshold value.
    *   This parameter must be a 12bit value.
    * @retval None
    */
  void ADC_AnalogWatchdogThresholdsConfig(ADC_TypeDef* ADCx, uint16_t HighThreshold,
                                          uint16_t LowThreshold)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_THRESHOLD(HighThreshold));
    assert_param(IS_ADC_THRESHOLD(LowThreshold));
    /* Set the ADCx high threshold */
    ADCx->HTR = HighThreshold;
    /* Set the ADCx low threshold */
    ADCx->LTR = LowThreshold;
  }
  
  /**
    * @brief  Configures the analog watchdog guarded single channel
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_Channel: the ADC channel to configure for the analog watchdog. 
    *   This parameter can be one of the following values:
    *     @arg ADC_Channel_0: ADC Channel0 selected
    *     @arg ADC_Channel_1: ADC Channel1 selected
    *     @arg ADC_Channel_2: ADC Channel2 selected
    *     @arg ADC_Channel_3: ADC Channel3 selected
    *     @arg ADC_Channel_4: ADC Channel4 selected
    *     @arg ADC_Channel_5: ADC Channel5 selected
    *     @arg ADC_Channel_6: ADC Channel6 selected
    *     @arg ADC_Channel_7: ADC Channel7 selected
    *     @arg ADC_Channel_8: ADC Channel8 selected
    *     @arg ADC_Channel_9: ADC Channel9 selected
    *     @arg ADC_Channel_10: ADC Channel10 selected
    *     @arg ADC_Channel_11: ADC Channel11 selected
    *     @arg ADC_Channel_12: ADC Channel12 selected
    *     @arg ADC_Channel_13: ADC Channel13 selected
    *     @arg ADC_Channel_14: ADC Channel14 selected
    *     @arg ADC_Channel_15: ADC Channel15 selected
    *     @arg ADC_Channel_16: ADC Channel16 selected
    *     @arg ADC_Channel_17: ADC Channel17 selected
    * @retval None
    */
  void ADC_AnalogWatchdogSingleChannelConfig(ADC_TypeDef* ADCx, uint8_t ADC_Channel)
  {
    uint32_t tmpreg = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_CHANNEL(ADC_Channel));
    /* Get the old register value */
    tmpreg = ADCx->CR1;
    /* Clear the Analog watchdog channel select bits */
    tmpreg &= CR1_AWDCH_Reset;
    /* Set the Analog watchdog channel */
    tmpreg |= ADC_Channel;
    /* Store the new register value */
    ADCx->CR1 = tmpreg;
  }
  
  /**
    * @brief  Enables or disables the temperature sensor and Vrefint channel.
    * @param  NewState: new state of the temperature sensor.
    *   This parameter can be: ENABLE or DISABLE.
    * @retval None
    */
  void ADC_TempSensorVrefintCmd(FunctionalState NewState)
  {
    /* Check the parameters */
    assert_param(IS_FUNCTIONAL_STATE(NewState));
    if (NewState != DISABLE)
    {
      /* Enable the temperature sensor and Vrefint channel*/
      ADC1->CR2 |= CR2_TSVREFE_Set;
    }
    else
    {
      /* Disable the temperature sensor and Vrefint channel*/
      ADC1->CR2 &= CR2_TSVREFE_Reset;
    }
  }
  
  /**
    * @brief  Checks whether the specified ADC flag is set or not.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_FLAG: specifies the flag to check. 
    *   This parameter can be one of the following values:
    *     @arg ADC_FLAG_AWD: Analog watchdog flag
    *     @arg ADC_FLAG_EOC: End of conversion flag
    *     @arg ADC_FLAG_JEOC: End of injected group conversion flag
    *     @arg ADC_FLAG_JSTRT: Start of injected group conversion flag
    *     @arg ADC_FLAG_STRT: Start of regular group conversion flag
    * @retval The new state of ADC_FLAG (SET or RESET).
    */
  FlagStatus ADC_GetFlagStatus(ADC_TypeDef* ADCx, uint8_t ADC_FLAG)
  {
    FlagStatus bitstatus = RESET;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_GET_FLAG(ADC_FLAG));
    /* Check the status of the specified ADC flag */
    if ((ADCx->SR & ADC_FLAG) != (uint8_t)RESET)
    {
      /* ADC_FLAG is set */
      bitstatus = SET;
    }
    else
    {
      /* ADC_FLAG is reset */
      bitstatus = RESET;
    }
    /* Return the ADC_FLAG status */
    return  bitstatus;
  }
  
  /**
    * @brief  Clears the ADCx's pending flags.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_FLAG: specifies the flag to clear. 
    *   This parameter can be any combination of the following values:
    *     @arg ADC_FLAG_AWD: Analog watchdog flag
    *     @arg ADC_FLAG_EOC: End of conversion flag
    *     @arg ADC_FLAG_JEOC: End of injected group conversion flag
    *     @arg ADC_FLAG_JSTRT: Start of injected group conversion flag
    *     @arg ADC_FLAG_STRT: Start of regular group conversion flag
    * @retval None
    */
  void ADC_ClearFlag(ADC_TypeDef* ADCx, uint8_t ADC_FLAG)
  {
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_CLEAR_FLAG(ADC_FLAG));
    /* Clear the selected ADC flags */
    ADCx->SR = ~(uint32_t)ADC_FLAG;
  }
  
  /**
    * @brief  Checks whether the specified ADC interrupt has occurred or not.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_IT: specifies the ADC interrupt source to check. 
    *   This parameter can be one of the following values:
    *     @arg ADC_IT_EOC: End of conversion interrupt mask
    *     @arg ADC_IT_AWD: Analog watchdog interrupt mask
    *     @arg ADC_IT_JEOC: End of injected conversion interrupt mask
    * @retval The new state of ADC_IT (SET or RESET).
    */
  ITStatus ADC_GetITStatus(ADC_TypeDef* ADCx, uint16_t ADC_IT)
  {
    ITStatus bitstatus = RESET;
    uint32_t itmask = 0, enablestatus = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_GET_IT(ADC_IT));
    /* Get the ADC IT index */
    itmask = ADC_IT >> 8;
    /* Get the ADC_IT enable bit status */
    enablestatus = (ADCx->CR1 & (uint8_t)ADC_IT) ;
    /* Check the status of the specified ADC interrupt */
    if (((ADCx->SR & itmask) != (uint32_t)RESET) && enablestatus)
    {
      /* ADC_IT is set */
      bitstatus = SET;
    }
    else
    {
      /* ADC_IT is reset */
      bitstatus = RESET;
    }
    /* Return the ADC_IT status */
    return  bitstatus;
  }
  
  /**
    * @brief  Clears the ADCx's interrupt pending bits.
    * @param  ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
    * @param  ADC_IT: specifies the ADC interrupt pending bit to clear.
    *   This parameter can be any combination of the following values:
    *     @arg ADC_IT_EOC: End of conversion interrupt mask
    *     @arg ADC_IT_AWD: Analog watchdog interrupt mask
    *     @arg ADC_IT_JEOC: End of injected conversion interrupt mask
    * @retval None
    */
  void ADC_ClearITPendingBit(ADC_TypeDef* ADCx, uint16_t ADC_IT)
  {
    uint8_t itmask = 0;
    /* Check the parameters */
    assert_param(IS_ADC_ALL_PERIPH(ADCx));
    assert_param(IS_ADC_IT(ADC_IT));
    /* Get the ADC IT index */
    itmask = (uint8_t)(ADC_IT >> 8);
    /* Clear the selected ADC interrupt pending bits */
    ADCx->SR = ~(uint32_t)itmask;
  }
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
  #endif
  