text: /**
    ******************************************************************************
    * @file    stm32l0xx_hal_comp.h
    * @author  MCD Application Team
    * @version V1.4.0
    * @date    16-October-2015
    * @brief   Header file of COMP HAL module.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************  
    */
  
  /* Define to prevent recursive inclusion -------------------------------------*/
  #ifndef __STM32L0xx_HAL_COMP_H
  #define __STM32L0xx_HAL_COMP_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32l0xx_hal_def.h"
  
  /** @addtogroup STM32L0xx_HAL_Driver
    * @{
    */
  
  /** @defgroup COMP COMP
    * @{
    */ 
  
  /* Exported types ------------------------------------------------------------*/ 
  
  /** @defgroup COMP_Exported_Types COMP Exported Types
    * @{
    */
  
     /** @defgroup COMP_Init COMP init configuration structure
    * @{
    */
  /** 
    * @brief  COMP Init structure definition  
    */
    
  typedef struct
  {
  
    uint32_t InvertingInput;     /*!< Selects the inverting input of the comparator.
                                      This parameter can be a value of @ref COMP_InvertingInput */
  
    uint32_t NonInvertingInput;  /*!< Selects the non inverting input of the comparator.
                                      This parameter can be a value of @ref COMP_NonInvertingInput */
  
    uint32_t LPTIMConnection;     /*!< Selects if the COMP connection to the LPTIM is established or not.
                                      This parameter can be a value of @ref COMP_LPTIMConnection */
  
    uint32_t OutputPol;          /*!< Selects the output polarity of the comparator.
                                      This parameter can be a value of @ref COMP_OutputPolarity */
  
    uint32_t Mode;               /*!< Selects the operating comsumption mode of the comparator
                                      to adjust the speed/consumption.
                                      This parameter can be a value of @ref COMP_Mode */
  
    uint32_t WindowMode;         /*!< Selects the window mode of the comparator.
                                      This parameter can be a value of @ref COMP_WindowMode */
  
    uint32_t TriggerMode;        /*!< Selects the trigger mode of the comparator (interrupt mode).
                                      This parameter can be a value of @ref COMP_TriggerMode */
    
  }COMP_InitTypeDef;
  
  /**
    * @}
    */
  
  /** @defgroup COMP_state COMP state definition
    * @{
    */
  /** 
    * @brief  HAL State structures definition  
    */ 
  typedef enum
  {
    HAL_COMP_STATE_RESET             = 0x00,    /*!< COMP not yet initialized or disabled             */
    HAL_COMP_STATE_READY             = 0x01,    /*!< COMP initialized and ready for use               */
    HAL_COMP_STATE_READY_LOCKED      = 0x11,    /*!< COMP initialized but the configuration is locked */
    HAL_COMP_STATE_BUSY              = 0x02,    /*!< COMP is running                                  */
    HAL_COMP_STATE_BUSY_LOCKED       = 0x12     /*!< COMP is running and the configuration is locked  */
  }HAL_COMP_StateTypeDef;
  /**
    * @}
    */
  
  /** @defgroup COMP_handle COMP handler
    * @{
    */
  /** 
    * @brief  COMP Handle Structure definition  
    */ 
  typedef struct
  {
    COMP_TypeDef       *Instance;       /*!< Register base address    */
    COMP_InitTypeDef   Init;            /*!< COMP required parameters */
    HAL_LockTypeDef    Lock;            /*!< Locking object           */
    __IO HAL_COMP_StateTypeDef  State;  /*!< COMP communication state */
  } COMP_HandleTypeDef;
  
  /**
    * @}
    */
  /**
    * @}
    */
  
  /* Exported constants --------------------------------------------------------*/
  /** @defgroup COMP_Exported_Constants COMP Exported Constants
    * @{
    */
  
  /** @defgroup COMP_OutputPolarity COMP output polarity definitions
    * @{
    */
  #define COMP_OUTPUTPOL_NONINVERTED             ((uint32_t)0x00000000)  /*!< COMP output on GPIO isn't inverted */
  #define COMP_OUTPUTPOL_INVERTED                COMP_CSR_COMPxPOLARITY       /*!< COMP output on GPIO is inverted */
  #define IS_COMP_OUTPUTPOL(POL)  (((POL) == COMP_OUTPUTPOL_NONINVERTED)  || \
                                   ((POL) == COMP_OUTPUTPOL_INVERTED))
  /**
    * @}
    */ 
  
  
  /** @defgroup COMP_InvertingInput COMP inverting input definitions
    * @{
    */
  
  /* Inverting Input specific to COMP1 */
  #define COMP_INVERTINGINPUT_VREFINT             ((uint32_t)0x00000000) /*!< VREFINT connected to comparator1 inverting input */
  #define COMP_INVERTINGINPUT_IO1                 ((uint32_t)0x00000010) /*!< I/O1 connected to comparator inverting input (PA0) for COMP1 and (PA2) for COMP2*/
  #define COMP_INVERTINGINPUT_DAC1                ((uint32_t)0x00000020) /*!< DAC1_OUT (PA4) connected to comparator inverting input */
  #define COMP_INVERTINGINPUT_IO2                 ((uint32_t)0x00000030) /*!< I/O2 (PA5) connected to comparator inverting input */
  
  /* Inverting Input specific to COMP2 */
  #define COMP_INVERTINGINPUT_1_4VREFINT          ((uint32_t)0x00000040) /*!< 1/4 VREFINT connected to comparator inverting input */
  #define COMP_INVERTINGINPUT_1_2VREFINT          ((uint32_t)0x00000050) /*!< 1/2 VREFINT connected to comparator inverting input */
  #define COMP_INVERTINGINPUT_3_4VREFINT          ((uint32_t)0x00000060) /*!< 3/4 VREFINT connected to comparator inverting input */
  #define COMP_INVERTINGINPUT_IO3                 ((uint32_t)0x00000070) /*!< I/O3 (PB3) for COMP2 connected to comparator inverting input */
  
  
  #define IS_COMP_INVERTINGINPUT(INPUT) (((INPUT) == COMP_INVERTINGINPUT_VREFINT)     || \
                                          ((INPUT) == COMP_INVERTINGINPUT_IO1)         || \
                                          ((INPUT) == COMP_INVERTINGINPUT_DAC1)        || \
                                          ((INPUT) == COMP_INVERTINGINPUT_IO2)         || \
                                          ((INPUT) == COMP_INVERTINGINPUT_1_4VREFINT)  || \
                                          ((INPUT) == COMP_INVERTINGINPUT_1_2VREFINT)  || \
                                          ((INPUT) == COMP_INVERTINGINPUT_3_4VREFINT)   || \
                                          ((INPUT) == COMP_INVERTINGINPUT_IO3))
  
  /**
    * @}
    */ 
  
  
  /** @defgroup COMP_NonInvertingInput COMP non inverting input definitions
    * @{
    */
  
  #define COMP_NONINVERTINGINPUT_IO1                 ((uint32_t)0x00000000) /*!< I/O1 (PA3) connected to comparator non inverting input */
  #define COMP_NONINVERTINGINPUT_IO2                 ((uint32_t)0x00000100) /*!< I/O2 (PB4) connected to comparator non inverting input */
  #define COMP_NONINVERTINGINPUT_IO3                 ((uint32_t)0x00000200) /*!< I/O3 (PB5) connected to comparator non inverting input */
  #define COMP_NONINVERTINGINPUT_IO4                 ((uint32_t)0x00000300) /*!< I/O1 (PB6) connected to comparator non inverting input */
  #define COMP_NONINVERTINGINPUT_IO5                 ((uint32_t)0x00000400) /*!< I/O3 (PB7) connected to comparator non inverting input */
  #define COMP_NONINVERTINGINPUT_IO6                 ((uint32_t)0x00000500) /*!< I/O3 (PA7) connected to comparator non inverting input */
  #define COMP_NONINVERTINGINPUT_IO7                 ((uint32_t)0x00000600) /*!< Reserved                                               */
  #define COMP_NONINVERTINGINPUT_IO8                 ((uint32_t)0x00000700) /*!< Reserved                                               */
  
  #define IS_COMP_NONINVERTINGINPUT(INPUT) (((INPUT) == COMP_NONINVERTINGINPUT_IO1) || \
                                             ((INPUT) == COMP_NONINVERTINGINPUT_IO2) || \
                                             ((INPUT) == COMP_NONINVERTINGINPUT_IO3) || \
                                             ((INPUT) == COMP_NONINVERTINGINPUT_IO4) || \
                                             ((INPUT) == COMP_NONINVERTINGINPUT_IO5) || \
                                             ((INPUT) == COMP_NONINVERTINGINPUT_IO6))
  /**
    * @}
    */ 
  
  
  /** @defgroup COMP_Mode COMP mode definition
    * @{
    */
  /* Please refer to the electrical characteristics in the device datasheet for
     the power consumption values */
  #define COMP_MODE_HIGHSPEED         COMP_CSR_COMP2SPEED     /*!< High Speed */
  #define COMP_MODE_LOWSPEED          ((uint32_t)0x00000000)  /*!< Low Speed */ 
  
  #define IS_COMP_MODE(SPEED)    (((SPEED) == COMP_MODE_HIGHSPEED) || \
                                   ((SPEED) == COMP_MODE_LOWSPEED))
  /**
    * @}
    */
  
  /** @defgroup COMP_WindowMode COMP window mode definition
    * @{
    */
  #define COMP_WINDOWMODE_DISABLE               ((uint32_t)0x00000000)  /*!< Window mode disabled (Plus input of comparator 1 connected to PA1)*/
  #define COMP_WINDOWMODE_ENABLE                COMP_CSR_COMP1WM    /*!< Window mode enabled: Plus input of comparator 1 shorted with Plus input of comparator 2 */
  #define IS_COMP_WINDOWMODE(WINDOWMODE) (((WINDOWMODE) == COMP_WINDOWMODE_DISABLE) || \
                                          ((WINDOWMODE) == COMP_WINDOWMODE_ENABLE))
  
  #define IS_COMP_WINDOWMODE_INSTANCE(INSTANCE) ((INSTANCE) == COMP1)
  
  /**
    * @}
    */
  
  /** @defgroup COMP_LPTIMConnection COMP Low power timer connection definition
    * @{
    */
  
  #define COMP_LPTIMCONNECTION_DISABLED               ((uint32_t)0x00000000)    /*!< COMPx signal is gated */
  #define COMP_LPTIMCONNECTION_IN1_ENABLED            ((uint32_t)0x00000001)    /*!< COMPx signal is connected to LPTIM input 1 */
  #define COMP_LPTIMCONNECTION_IN2_ENABLED            ((uint32_t)0x00000002)    /*!< COMPx signal is connected to LPTIM input 2 */
  
  #define IS_COMP1_LPTIMCONNECTION(LPTIMCONNECTION)   (((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_DISABLED) || \
                                                       ((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_IN1_ENABLED))
  
  #define IS_COMP2_LPTIMCONNECTION(LPTIMCONNECTION)   (((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_DISABLED) || \
                                                       ((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_IN1_ENABLED) || \
                                                       ((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_IN2_ENABLED))
  
  #define IS_COMP2_LPTIMCONNECTION_RESTRICTED(LPTIMCONNECTION)   (((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_DISABLED) || \
                                                                  ((LPTIMCONNECTION) == COMP_LPTIMCONNECTION_IN2_ENABLED))
  /**
    * @}
    */
  
  /** @defgroup COMP_OutputLevel COMP output level definition
    * @{
    */ 
  /* When output polarity is not inverted, comparator output is low when
     the non-inverting input is at a lower voltage than the inverting input*/
  #define COMP_OUTPUTLEVEL_LOW                   ((uint32_t)0x00000000)
  /* When output polarity is not inverted, comparator output is high when
     the non-inverting input is at a higher voltage than the inverting input */
  #define COMP_OUTPUTLEVEL_HIGH                  COMP_CSR_COMPxOUTVALUE
  /**
    * @}
    */ 
  
  /* CSR register Mask */ 
  #define COMP_CSR_UPDATE_PARAMETERS_MASK        ((uint32_t)0xC0008779)
    
  #define COMP_LOCK_DISABLE                      ((uint32_t)0x00000000)
  #define COMP_LOCK_ENABLE                       COMP_CSR_COMPxLOCK
  
  #define COMP_STATE_BIT_LOCK                    ((uint32_t)0x10)
  
  /** @defgroup COMP_TriggerMode COMP trigger mode definition
    * @{
    */
  #define COMP_TRIGGERMODE_NONE                  ((uint32_t)0x00000000)   /*!< No External Interrupt trigger detection */
  #define COMP_TRIGGERMODE_IT_RISING             ((uint32_t)0x00000001)   /*!< External Interrupt Mode with Rising edge trigger detection */
  #define COMP_TRIGGERMODE_IT_FALLING            ((uint32_t)0x00000002)   /*!< External Interrupt Mode with Falling edge trigger detection */
  #define COMP_TRIGGERMODE_IT_RISING_FALLING     ((uint32_t)0x00000003)   /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
  
  #define COMP_TRIGGERMODE_EVENT_RISING          ((uint32_t)0x00000010)   /*!< Event Mode with Rising edge trigger detection */
  #define COMP_TRIGGERMODE_EVENT_FALLING         ((uint32_t)0x00000020)   /*!< Event Mode with Falling edge trigger detection */
  #define COMP_TRIGGERMODE_EVENT_RISING_FALLING  ((uint32_t)0x00000030)   /*!< Event Mode with Rising/Falling edge trigger detection */
  
  /**
    * @}
    */ 
  
  /** @defgroup COMP_ExtiLineEvent COMP EXTI line definition
    * @{
    */
  
  #define COMP_EXTI_LINE_COMP2             (EXTI_IMR_IM22)  /*!< External interrupt line 22 Connected to COMP2 */
  #define COMP_EXTI_LINE_COMP1             (EXTI_IMR_IM21)  /*!< External interrupt line 21 Connected to COMP1 */
  
  
  /**
    * @}
    */ 
  /**
    * @}
    */
    
  /* Exported macro ------------------------------------------------------------*/
  /** @brief Reset COMP handle state
    * @param  __HANDLE__: COMP handle.
    * @retval None
    */
  
  /** @defgroup COMP_Exported_Macro COMP Exported Macros
    * @{
    */
  /**
    * @brief Reset the state machine associated to the handler
    * @param  __HANDLE__: COMP handle.
    * @retval None.
    */
  
  #define __HAL_COMP_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_COMP_STATE_RESET)
  
  /**
    * @brief Enables the specified comparator
    * @param  __HANDLE__: COMP handle.
    * @retval None.
    */
  #define __HAL_COMP_ENABLE(__HANDLE__)          ((__HANDLE__)->Instance->CSR |= (COMP_CSR_COMPxEN))
  
  /**
    * @brief Disables the specified comparator
    * @param  __HANDLE__: COMP handle.
    * @retval None.
    */
  #define __HAL_COMP_DISABLE(__HANDLE__)         ((__HANDLE__)->Instance->CSR &= ~(COMP_CSR_COMPxEN))
  
  /**
    * @brief Lock the specified comparator configuration
    * @param  __HANDLE__: COMP handle.
    * @retval None.
    */
  #define __HAL_COMP_LOCK(__HANDLE__)            ((__HANDLE__)->Instance->CSR |= COMP_CSR_COMPxLOCK)
  
  /** @brief  Checks whether the specified COMP flag is set or not.
   *  @param  __HANDLE__: COMP handle.
    * @param  __FLAG__: specifies the flag to check.
    *        This parameter can be one of the following values:
    *            @arg COMP_FLAG_LOCK:  lock flag
    * @retval The new state of __FLAG__ (TRUE or FALSE).
    */
  #define __HAL_COMP_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->CSR & (__FLAG__)) == (__FLAG__))   
  
  /**
    * @brief  Enable the Exti Line rising edge trigger.
    */                          
  #define __HAL_COMP_COMP1_EXTI_ENABLE_RISING_EDGE()    SET_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_ENABLE_RISING_EDGE()    SET_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief  Disable the Exti Line rising edge trigger.
    */                                         
  #define __HAL_COMP_COMP1_EXTI_DISABLE_RISING_EDGE()   CLEAR_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_DISABLE_RISING_EDGE()   CLEAR_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief Enable the Exti Line falling edge trigger.
    * @retval None.
    */                                         
  #define __HAL_COMP_COMP1_EXTI_ENABLE_FALLING_EDGE()   SET_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_ENABLE_FALLING_EDGE()   SET_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief  Disable the Exti Line falling edge trigger.
    */                                         
  #define __HAL_COMP_COMP1_EXTI_DISABLE_FALLING_EDGE()  CLEAR_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_DISABLE_FALLING_EDGE()  CLEAR_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief Enable the COMP1 EXTI line rising & falling edge trigger.
    * @retval None.
    */                                         
  #define __HAL_COMP_COMP1_EXTI_ENABLE_RISING_FALLING_EDGE()   do { \
                                                                 __HAL_COMP_COMP1_EXTI_ENABLE_RISING_EDGE(); \
                                                                 __HAL_COMP_COMP1_EXTI_ENABLE_FALLING_EDGE(); \
                                                               } while(0)
  
  /**
    * @brief  Disable the COMP1 EXTI line rising & falling edge trigger.
    * @retval None.
    */                                         
  #define __HAL_COMP_COMP1_EXTI_DISABLE_RISING_FALLING_EDGE()  do { \
                                                                 __HAL_COMP_COMP1_EXTI_DISABLE_RISING_EDGE(); \
                                                                 __HAL_COMP_COMP1_EXTI_DISABLE_FALLING_EDGE(); \
                                                               } while(0)
  
  /**
    * @brief Enable the COMP2 EXTI line rising & falling edge trigger.
    * @retval None.
    */                                         
  #define __HAL_COMP_COMP2_EXTI_ENABLE_RISING_FALLING_EDGE()   do { \
                                                                 __HAL_COMP_COMP2_EXTI_ENABLE_RISING_EDGE(); \
                                                                 __HAL_COMP_COMP2_EXTI_ENABLE_FALLING_EDGE(); \
                                                               } while(0)
  
  /**
    * @brief  Disable the COMP2 EXTI line rising & falling edge trigger.
    * @retval None.
    */                                         
  #define __HAL_COMP_COMP2_EXTI_DISABLE_RISING_FALLING_EDGE()   do { \
                                                                 __HAL_COMP_COMP2_EXTI_DISABLE_RISING_EDGE(); \
                                                                 __HAL_COMP_COMP2_EXTI_DISABLE_FALLING_EDGE(); \
                                                               } while(0)
                                                                                                                         
  /**
    * @brief  Get the specified EXTI line for a comparator instance
    * @param  __INSTANCE__: specifies the COMP instance.
    * @retval value of @ref COMP_ExtiLineEvent
    */
  #define COMP_GET_EXTI_LINE(__INSTANCE__) (((__INSTANCE__) == COMP1) ? COMP_EXTI_LINE_COMP1 : \
                                                  COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief Enable the COMP Exti Line.
    * @retval None.
    */                                         
  
  #define __HAL_COMP_COMP1_EXTI_ENABLE_IT()             SET_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_ENABLE_IT()             SET_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief Disable the COMP Exti Line.
    * @retval None.
    */
  
  #define __HAL_COMP_COMP1_EXTI_DISABLE_IT()            CLEAR_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_DISABLE_IT()            CLEAR_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief  Generate a software interrupt on the COMP EXTI line.
    * @retval None
    */
  #define __HAL_COMP_COMP1_EXTI_GENERATE_SWIT()         SET_BIT(EXTI->SWIER, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_GENERATE_SWIT()         SET_BIT(EXTI->SWIER, COMP_EXTI_LINE_COMP2)
  
  
  /**
    * @brief  Enable the COMP EXTI Line in event mode
    * @retval None
    */
  #define __HAL_COMP_COMP1_EXTI_ENABLE_EVENT()           SET_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_ENABLE_EVENT()           SET_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP2)
  
  /**
    * @brief  Disable the COMP EXTI Line in event mode.
    * @retval None
    */
  #define __HAL_COMP_COMP1_EXTI_DISABLE_EVENT()          CLEAR_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_DISABLE_EVENT()          CLEAR_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP2)
  /**
    * @brief  Checks whether the specified EXTI line flag is set or not.
    * @retval The state of __FLAG__ (SET or RESET).
    */
  
  #define __HAL_COMP_COMP1_EXTI_GET_FLAG()              READ_BIT(EXTI->PR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_GET_FLAG()              READ_BIT(EXTI->PR, COMP_EXTI_LINE_COMP2)
       
  /**
    * @brief Clear the COMP Exti flags.
    * @retval None.
    */
  #define __HAL_COMP_COMP1_EXTI_CLEAR_FLAG()            WRITE_REG(EXTI->PR, COMP_EXTI_LINE_COMP1)
  #define __HAL_COMP_COMP2_EXTI_CLEAR_FLAG()            WRITE_REG(EXTI->PR, COMP_EXTI_LINE_COMP2)
  
  
  /**
    * @}
    */
  
  /* Include COMP HAL Extended module */
  #include "stm32l0xx_hal_comp_ex.h"
  
  /* Exported functions --------------------------------------------------------*/
  /** @defgroup COMP_Exported_Functions COMP Exported Functions
    * @{
    */
  
  /** @defgroup COMP_Exported_Functions_Group1 Initialization/de-initialization functions
    * @{
    */
  
  /* Initialization/de-initialization functions  **********************************/
  HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp);
  HAL_StatusTypeDef HAL_COMP_DeInit (COMP_HandleTypeDef *hcomp);
  void HAL_COMP_MspInit(COMP_HandleTypeDef *hcomp);
  void HAL_COMP_MspDeInit(COMP_HandleTypeDef *hcomp);
  /**
    * @}
    */
  
  /** @defgroup COMP_Exported_Functions_Group2 I/O operation functions
    * @{
    */
  /* I/O operation functions  *****************************************************/
  HAL_StatusTypeDef HAL_COMP_Start(COMP_HandleTypeDef *hcomp);
  HAL_StatusTypeDef HAL_COMP_Stop(COMP_HandleTypeDef *hcomp);
  HAL_StatusTypeDef HAL_COMP_Start_IT(COMP_HandleTypeDef *hcomp);
  HAL_StatusTypeDef HAL_COMP_Stop_IT(COMP_HandleTypeDef *hcomp);
  void HAL_COMP_IRQHandler(COMP_HandleTypeDef *hcomp);
  /**
    * @}
    */
  
  /** @defgroup COMP_Exported_Functions_Group3 Peripheral Control functions
    * @{
    */
  /* Peripheral Control functions  ************************************************/
  HAL_StatusTypeDef HAL_COMP_Lock(COMP_HandleTypeDef *hcomp);
  uint32_t HAL_COMP_GetOutputLevel(COMP_HandleTypeDef *hcomp);
  
  /* Callback in Interrupt mode */
  void HAL_COMP_TriggerCallback(COMP_HandleTypeDef *hcomp);
  /**
    * @}
    */
  
  /** @defgroup COMP_Exported_Functions_Group4 Peripheral State functions
    * @{
    */
  /* Peripheral State functions  **************************************************/
  HAL_COMP_StateTypeDef HAL_COMP_GetState(COMP_HandleTypeDef *hcomp);
  
  /**
    * @}
    */
  
  
  /**
    * @}
    */
  
  /* Define the private group ***********************************/
  /**************************************************************/
  /** @defgroup COMP_Private COMP Private
    * @{
    */
  /**
    * @}
    */
  /**************************************************************/
  
  /**
    * @}
    */
  
  /**
    * @}
    */ 
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32L0xx_HAL_COMP_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  
  