pwm_drone_controller/libs/stm32/drivers/inc/stm32f0xx_hal_comp.h

/**
  ******************************************************************************
  * @file    stm32f0xx_hal_comp.h
  * @author  MCD Application Team
  * @brief   Header file of COMP HAL module.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2016 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32F0xx_HAL_COMP_H
#define STM32F0xx_HAL_COMP_H

#ifdef __cplusplus
 extern "C" {
#endif

#if defined (COMP1) || defined (COMP2)

/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal_def.h"

/** @addtogroup STM32F0xx_HAL_Driver
  * @{
  */

/** @addtogroup COMP COMP
  * @{
  */ 

/* Exported types ------------------------------------------------------------*/ 
/** @defgroup COMP_Exported_Types COMP Exported Types
  * @{
  */
    
/** 
  * @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 Output;             /*!< Selects the output redirection of the comparator.
                                    This parameter can be a value of @ref COMP_Output */

  uint32_t OutputPol;          /*!< Selects the output polarity of the comparator.
                                    This parameter can be a value of @ref COMP_OutputPolarity */

  uint32_t Hysteresis;         /*!< Selects the hysteresis voltage of the comparator.
                                    This parameter can be a value of @ref COMP_Hysteresis */

  uint32_t Mode;               /*!< Selects the operating consumption 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 1 & 2.
                                    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;

/** 
  * @brief  COMP Handle Structure definition  
  */ 
typedef struct __COMP_HandleTypeDef
{
  COMP_TypeDef                *Instance;                          /*!< Register base address    */
  COMP_InitTypeDef            Init;                               /*!< COMP required parameters */
  HAL_LockTypeDef             Lock;                               /*!< Locking object           */
  __IO uint32_t               State;                              /*!< COMP communication state 
                                                                       This parameter can be a value of @ref COMP_State  */
  __IO uint32_t      ErrorCode;                                   /*!< COMP Error code */
#if (USE_HAL_COMP_REGISTER_CALLBACKS == 1)
  void (* TriggerCallback)(struct __COMP_HandleTypeDef *hcomp);   /*!< COMP trigger callback */
  void (* MspInitCallback)(struct __COMP_HandleTypeDef *hcomp);   /*!< COMP Msp Init callback */
  void (* MspDeInitCallback)(struct __COMP_HandleTypeDef *hcomp); /*!< COMP Msp DeInit callback */
#endif /* USE_HAL_COMP_REGISTER_CALLBACKS */
}COMP_HandleTypeDef;

#if (USE_HAL_COMP_REGISTER_CALLBACKS == 1)
/**
  * @brief  HAL COMP Callback ID enumeration definition
  */
typedef enum
{
  HAL_COMP_TRIGGER_CB_ID                = 0x00U,  /*!< COMP trigger callback ID */
  HAL_COMP_MSPINIT_CB_ID                = 0x01U,  /*!< COMP Msp Init callback ID */
  HAL_COMP_MSPDEINIT_CB_ID              = 0x02U   /*!< COMP Msp DeInit callback ID */
} HAL_COMP_CallbackIDTypeDef;

/**
  * @brief  HAL COMP Callback pointer definition
  */
typedef  void (*pCOMP_CallbackTypeDef)(COMP_HandleTypeDef *hcomp); /*!< pointer to a COMP callback function */

#endif /* USE_HAL_COMP_REGISTER_CALLBACKS */

/**
  * @}
  */
  
/* Exported constants --------------------------------------------------------*/
/** @defgroup COMP_Exported_Constants COMP Exported Constants
  * @{
  */

/** @defgroup COMP_Error_Code COMP Error Code
  * @{
  */
#define HAL_COMP_ERROR_NONE             (0x00U)   /*!< No error */
#if (USE_HAL_COMP_REGISTER_CALLBACKS == 1)
#define HAL_COMP_ERROR_INVALID_CALLBACK (0x01U)   /*!< Invalid Callback error */
#endif /* USE_HAL_COMP_REGISTER_CALLBACKS */
/**
  * @}
  */

/** @defgroup COMP_State COMP State
  * @{
  */
#define HAL_COMP_STATE_RESET             (0x00000000U)    /*!< COMP not yet initialized or disabled             */
#define HAL_COMP_STATE_READY             (0x00000001U)    /*!< COMP initialized and ready for use               */
#define HAL_COMP_STATE_READY_LOCKED      (0x00000011U)    /*!< COMP initialized but the configuration is locked */
#define HAL_COMP_STATE_BUSY              (0x00000002U)    /*!< COMP is running                                  */
#define HAL_COMP_STATE_BUSY_LOCKED       (0x00000012U)    /*!< COMP is running and the configuration is locked  */
/**
  * @}
  */

/** @defgroup COMP_OutputPolarity COMP OutputPolarity
  * @{
  */
#define COMP_OUTPUTPOL_NONINVERTED             (0x00000000U)  /*!< COMP output on GPIO isn't inverted */
#define COMP_OUTPUTPOL_INVERTED                COMP_CSR_COMP1POL       /*!< COMP output on GPIO is inverted  */
/**
  * @}
  */ 

/** @defgroup COMP_Hysteresis COMP Hysteresis
  * @{
  */
#define COMP_HYSTERESIS_NONE                   (0x00000000U)  /*!< No hysteresis */
#define COMP_HYSTERESIS_LOW                    COMP_CSR_COMP1HYST_0    /*!< Hysteresis level low */
#define COMP_HYSTERESIS_MEDIUM                 COMP_CSR_COMP1HYST_1    /*!< Hysteresis level medium */
#define COMP_HYSTERESIS_HIGH                   COMP_CSR_COMP1HYST      /*!< Hysteresis level high */
/**
  * @}
  */

/** @defgroup COMP_Mode COMP Mode
  * @{
  */
/* Please refer to the electrical characteristics in the device datasheet for
   the power consumption values */
#define COMP_MODE_HIGHSPEED                    (0x00000000U) /*!< High Speed */
#define COMP_MODE_MEDIUMSPEED                  COMP_CSR_COMP1MODE_0   /*!< Medium Speed */
#define COMP_MODE_LOWPOWER                     COMP_CSR_COMP1MODE_1   /*!< Low power mode */
#define COMP_MODE_ULTRALOWPOWER                COMP_CSR_COMP1MODE     /*!< Ultra-low power mode */
/**
  * @}
  */

/** @defgroup COMP_InvertingInput COMP InvertingInput
  * @{
  */

#define COMP_INVERTINGINPUT_1_4VREFINT         (0x00000000U) /*!< 1/4 VREFINT connected to comparator inverting input */
#define COMP_INVERTINGINPUT_1_2VREFINT         COMP_CSR_COMP1INSEL_0                         /*!< 1/2 VREFINT connected to comparator inverting input    */
#define COMP_INVERTINGINPUT_3_4VREFINT         COMP_CSR_COMP1INSEL_1                         /*!< 3/4 VREFINT connected to comparator inverting input    */
#define COMP_INVERTINGINPUT_VREFINT            (COMP_CSR_COMP1INSEL_1|COMP_CSR_COMP1INSEL_0) /*!< VREFINT connected to comparator inverting input        */
#define COMP_INVERTINGINPUT_DAC1               COMP_CSR_COMP1INSEL_2                         /*!< DAC_OUT1 (PA4) connected to comparator inverting input */
#define COMP_INVERTINGINPUT_DAC1SWITCHCLOSED   (COMP_CSR_COMP1INSEL_2|COMP_CSR_COMP1SW1)     /*!< DAC_OUT1 (PA4) connected to comparator inverting input 
                                                                                                  and close switch (PA0 for COMP1 only) */
#define COMP_INVERTINGINPUT_DAC2               (COMP_CSR_COMP1INSEL_2|COMP_CSR_COMP1INSEL_0) /*!< DAC_OUT2 (PA5) connected to comparator inverting input */
#define COMP_INVERTINGINPUT_IO1                (COMP_CSR_COMP1INSEL_2|COMP_CSR_COMP1INSEL_1) /*!< IO (PA0 for COMP1 and PA2 for COMP2) connected to comparator inverting input */
/**
  * @}
  */ 

/** @defgroup COMP_NonInvertingInput COMP NonInvertingInput
  * @{
  */
#define COMP_NONINVERTINGINPUT_IO1               (0x00000000U) /*!< I/O1 (PA1 for COMP1, PA3 for COMP2) 
                                                                             connected to comparator non inverting input */
#define COMP_NONINVERTINGINPUT_DAC1SWITCHCLOSED  COMP_CSR_COMP1SW1  /*!< DAC output connected to comparator COMP1 non inverting input */
/**
  * @}
  */

/** @defgroup COMP_Output COMP Output
  * @{
  */

/* Output Redirection common for COMP1 and COMP2 */
#define COMP_OUTPUT_NONE                       (0x00000000U)                          /*!< COMP output isn't connected to other peripherals */
#define COMP_OUTPUT_TIM1BKIN                   COMP_CSR_COMP1OUTSEL_0                          /*!< COMP output connected to TIM1 Break Input (BKIN) */
#define COMP_OUTPUT_TIM1IC1                    COMP_CSR_COMP1OUTSEL_1                          /*!< COMP output connected to TIM1 Input Capture 1 */
#define COMP_OUTPUT_TIM1OCREFCLR               (COMP_CSR_COMP1OUTSEL_1|COMP_CSR_COMP1OUTSEL_0) /*!< COMP output connected to TIM1 OCREF Clear */
#define COMP_OUTPUT_TIM2IC4                    COMP_CSR_COMP1OUTSEL_2                          /*!< COMP output connected to TIM2 Input Capture 4 */
#define COMP_OUTPUT_TIM2OCREFCLR               (COMP_CSR_COMP1OUTSEL_2|COMP_CSR_COMP1OUTSEL_0) /*!< COMP output connected to TIM2 OCREF Clear */
#define COMP_OUTPUT_TIM3IC1                    (COMP_CSR_COMP1OUTSEL_2|COMP_CSR_COMP1OUTSEL_1) /*!< COMP output connected to TIM3 Input Capture 1 */
#define COMP_OUTPUT_TIM3OCREFCLR               COMP_CSR_COMP1OUTSEL                            /*!< COMP output connected to TIM3 OCREF Clear */
/**
  * @}
  */ 

/** @defgroup COMP_OutputLevel COMP OutputLevel
  * @{
  */ 
/* 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                   (0x00000000U)
/* 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_COMP1OUT
/**
  * @}
  */ 

/** @defgroup COMP_TriggerMode COMP TriggerMode
  * @{
  */
#define COMP_TRIGGERMODE_NONE                  (0x00000000U)  /*!< No External Interrupt trigger detection */
#define COMP_TRIGGERMODE_IT_RISING             (0x00000001U)  /*!< External Interrupt Mode with Rising edge trigger detection */
#define COMP_TRIGGERMODE_IT_FALLING            (0x00000002U)  /*!< External Interrupt Mode with Falling edge trigger detection */
#define COMP_TRIGGERMODE_IT_RISING_FALLING     (0x00000003U)  /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
#define COMP_TRIGGERMODE_EVENT_RISING          (0x00000010U)  /*!< Event Mode with Rising edge trigger detection */
#define COMP_TRIGGERMODE_EVENT_FALLING         (0x00000020U)  /*!< Event Mode with Falling edge trigger detection */
#define COMP_TRIGGERMODE_EVENT_RISING_FALLING  (0x00000030U)  /*!< Event Mode with Rising/Falling edge trigger detection */
/**
  * @}
  */ 

/** @defgroup COMP_WindowMode COMP WindowMode
  * @{
  */
#define COMP_WINDOWMODE_DISABLE                (0x00000000U)  /*!< Window mode disabled */
#define COMP_WINDOWMODE_ENABLE                 COMP_CSR_WNDWEN         /*!< Window mode enabled: non inverting input of comparator 2
                                                                            is connected to the non inverting input of comparator 1 (PA1) */
/**
  * @}
  */

/** @defgroup COMP_Flag COMP Flag
  * @{
  */
#define COMP_FLAG_LOCK                         ((uint32_t)COMP_CSR_COMPxLOCK)  /*!< Lock flag */

/**
  * @}
  */

/**
  * @}
  */ 
  
/* Exported macros -----------------------------------------------------------*/
/** @defgroup COMP_Exported_Macros COMP Exported Macros
  * @{
  */

/** @brief  Reset COMP handle state
  * @param  __HANDLE__ COMP handle.
  * @retval None
  */
#if (USE_HAL_COMP_REGISTER_CALLBACKS == 1)
#define __HAL_COMP_RESET_HANDLE_STATE(__HANDLE__) do{                                                   \
                                                     (__HANDLE__)->State = HAL_COMP_STATE_RESET;      \
                                                     (__HANDLE__)->MspInitCallback = NULL;            \
                                                     (__HANDLE__)->MspDeInitCallback = NULL;          \
                                                    } while(0)
#else
#define __HAL_COMP_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_COMP_STATE_RESET)
#endif

/**
  * @brief Clear COMP error code (set it to no error code "HAL_COMP_ERROR_NONE").
  * @param __HANDLE__ COMP handle
  * @retval None
  */
#define COMP_CLEAR_ERRORCODE(__HANDLE__) ((__HANDLE__)->ErrorCode = HAL_COMP_ERROR_NONE) 

/**
  * @brief  Enable the specified comparator.
  * @param  __HANDLE__ COMP handle.
  * @retval None
  */
#define __HAL_COMP_ENABLE(__HANDLE__)                 (((__HANDLE__)->Instance == COMP1) ?    \
                                                       SET_BIT(COMP->CSR, COMP_CSR_COMP1EN) : \
                                                       SET_BIT(COMP->CSR, COMP_CSR_COMP2EN))

/**
  * @brief  Disable the specified comparator.
  * @param  __HANDLE__ COMP handle.
  * @retval None
  */
#define __HAL_COMP_DISABLE(__HANDLE__)                (((__HANDLE__)->Instance == COMP1) ?    \
                                                       CLEAR_BIT(COMP->CSR, COMP_CSR_COMP1EN) : \
                                                       CLEAR_BIT(COMP->CSR, COMP_CSR_COMP2EN))

/**
  * @brief  Lock the specified comparator configuration.
  * @param  __HANDLE__ COMP handle.
  * @retval None
  */
#define __HAL_COMP_LOCK(__HANDLE__)                   (((__HANDLE__)->Instance == COMP1) ?    \
                                                       SET_BIT(COMP->CSR, COMP_CSR_COMP1LOCK) : \
                                                       SET_BIT(COMP->CSR, COMP_CSR_COMP2LOCK))

/**
  * @brief  Enable the COMP1 EXTI line rising edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP1_EXTI_ENABLE_RISING_EDGE()    SET_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Disable the COMP1 EXTI line rising edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP1_EXTI_DISABLE_RISING_EDGE()   CLEAR_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Enable the COMP1 EXTI line falling edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP1_EXTI_ENABLE_FALLING_EDGE()   SET_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Disable the COMP1 EXTI line falling edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP1_EXTI_DISABLE_FALLING_EDGE()  CLEAR_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP1)

/**
  * @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 COMP1 EXTI line in interrupt mode.
  * @retval None
  */                                         
#define __HAL_COMP_COMP1_EXTI_ENABLE_IT()             SET_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Disable the COMP1 EXTI line in interrupt mode.
  * @retval None
  */
#define __HAL_COMP_COMP1_EXTI_DISABLE_IT()            CLEAR_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Generate a software interrupt on the COMP1 EXTI line.
  * @retval None
  */
#define __HAL_COMP_COMP1_EXTI_GENERATE_SWIT()         SET_BIT(EXTI->SWIER, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Enable the COMP1 EXTI Line in event mode.
  * @retval None
  */
#define __HAL_COMP_COMP1_EXTI_ENABLE_EVENT()           SET_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Disable the COMP1 EXTI Line in event mode.
  * @retval None
  */
#define __HAL_COMP_COMP1_EXTI_DISABLE_EVENT()          CLEAR_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Check whether the COMP1 EXTI line flag is set or not.
  * @retval RESET or SET
  */
#define __HAL_COMP_COMP1_EXTI_GET_FLAG()              READ_BIT(EXTI->PR, COMP_EXTI_LINE_COMP1)
     
/**
  * @brief  Clear the COMP1 EXTI flag.
  * @retval None
  */
#define __HAL_COMP_COMP1_EXTI_CLEAR_FLAG()            WRITE_REG(EXTI->PR, COMP_EXTI_LINE_COMP1)

/**
  * @brief  Enable the COMP2 EXTI line rising edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP2_EXTI_ENABLE_RISING_EDGE()    SET_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Disable the COMP2 EXTI line rising edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP2_EXTI_DISABLE_RISING_EDGE()   CLEAR_BIT(EXTI->RTSR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Enable the COMP2 EXTI line falling edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP2_EXTI_ENABLE_FALLING_EDGE()   SET_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Disable the COMP2 EXTI line falling edge trigger.
  * @retval None
  */                                         
#define __HAL_COMP_COMP2_EXTI_DISABLE_FALLING_EDGE()  CLEAR_BIT(EXTI->FTSR, COMP_EXTI_LINE_COMP2)

/**
  * @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  Enable the COMP2 EXTI line in interrupt mode.
  * @retval None
  */                                         
#define __HAL_COMP_COMP2_EXTI_ENABLE_IT()             SET_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Disable the COMP2 EXTI line in interrupt mode.
  * @retval None
  */
#define __HAL_COMP_COMP2_EXTI_DISABLE_IT()            CLEAR_BIT(EXTI->IMR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Generate a software interrupt on the COMP2 EXTI line.
  * @retval None
  */
#define __HAL_COMP_COMP2_EXTI_GENERATE_SWIT()         SET_BIT(EXTI->SWIER, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Enable the COMP2 EXTI Line in event mode.
  * @retval None
  */
#define __HAL_COMP_COMP2_EXTI_ENABLE_EVENT()           SET_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Disable the COMP2 EXTI Line in event mode.
  * @retval None
  */
#define __HAL_COMP_COMP2_EXTI_DISABLE_EVENT()          CLEAR_BIT(EXTI->EMR, COMP_EXTI_LINE_COMP2)

/**
  * @brief  Check whether the COMP2 EXTI line flag is set or not.
  * @retval RESET or SET
  */
#define __HAL_COMP_COMP2_EXTI_GET_FLAG()              READ_BIT(EXTI->PR, COMP_EXTI_LINE_COMP2)
     
/**
  * @brief  Clear the COMP2 EXTI flag.
  * @retval None
  */
#define __HAL_COMP_COMP2_EXTI_CLEAR_FLAG()            WRITE_REG(EXTI->PR, COMP_EXTI_LINE_COMP2)

/** @brief  Check whether the specified COMP flag is set or not.
  * @param  __HANDLE__ specifies the 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__))   

/**
  * @}
  */ 

/* Exported functions --------------------------------------------------------*/
/** @addtogroup COMP_Exported_Functions COMP Exported Functions
  * @{
  */
/** @addtogroup COMP_Exported_Functions_Group1 Initialization/de-initialization functions 
 *  @brief    Initialization and Configuration functions 
 * @{
 */ 
/* Initialization and 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);

#if (USE_HAL_COMP_REGISTER_CALLBACKS == 1)
/* Callbacks Register/UnRegister functions  ***********************************/
HAL_StatusTypeDef HAL_COMP_RegisterCallback(COMP_HandleTypeDef *hcomp, HAL_COMP_CallbackIDTypeDef CallbackID, pCOMP_CallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_COMP_UnRegisterCallback(COMP_HandleTypeDef *hcomp, HAL_COMP_CallbackIDTypeDef CallbackID);
#endif /* USE_HAL_COMP_REGISTER_CALLBACKS */

/**
  * @}
  */

/** @addtogroup COMP_Exported_Functions_Group2 I/O operation functions 
 *  @brief   Data transfers functions 
 * @{
 */   
/* IO 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);
/**
  * @}
  */

/** @addtogroup COMP_Exported_Functions_Group3 Peripheral Control functions 
 *  @brief   management 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);
/**
  * @}
  */

/** @addtogroup COMP_Exported_Functions_Group4 Peripheral State functions 
 *  @brief   Peripheral State functions
 * @{
 */   
/* Peripheral State and Error functions ***************************************/
uint32_t              HAL_COMP_GetState(COMP_HandleTypeDef *hcomp);
uint32_t              HAL_COMP_GetError(COMP_HandleTypeDef *hcomp);
/**
  * @}
  */ 
  
/**
  * @}
  */ 

/* Private types -------------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup COMP_Private_Constants COMP Private Constants
  * @{
  */
/** @defgroup COMP_ExtiLine COMP EXTI Lines
  *        Elements values convention: XXXX0000
  *           - XXXX : Interrupt mask in the EMR/IMR/RTSR/FTSR register
  * @{   
  */  
#define COMP_EXTI_LINE_COMP1             ((uint32_t)EXTI_IMR_MR21)  /*!< EXTI line 21 connected to COMP1 output */
#define COMP_EXTI_LINE_COMP2             ((uint32_t)EXTI_IMR_MR22)  /*!< EXTI line 22 connected to COMP2 output */

/**
  * @}
  */

/**
  * @}
  */

/* Private macros ------------------------------------------------------------*/
/** @defgroup COMP_Private_Macros COMP Private Macros
  * @{
  */
/** @defgroup COMP_GET_EXTI_LINE COMP Private macros to get EXTI line associated with Comparators 
  * @{
  */
/**
  * @brief  Get the specified EXTI line for a comparator instance.
  * @param  __INSTANCE__ specifies the COMP instance.
  * @retval value of @ref COMP_ExtiLine
  */
#define COMP_GET_EXTI_LINE(__INSTANCE__)             (((__INSTANCE__) == COMP1) ? COMP_EXTI_LINE_COMP1 : \
                                                      COMP_EXTI_LINE_COMP2)
/**
  * @}
  */

/** @defgroup COMP_IS_COMP_Definitions COMP Private macros to check input parameters
  * @{
  */

#define IS_COMP_OUTPUTPOL(POL)  (((POL) == COMP_OUTPUTPOL_NONINVERTED)  || \
                                 ((POL) == COMP_OUTPUTPOL_INVERTED))

#define IS_COMP_HYSTERESIS(HYSTERESIS)    (((HYSTERESIS) == COMP_HYSTERESIS_NONE)   || \
                                           ((HYSTERESIS) == COMP_HYSTERESIS_LOW)    || \
                                           ((HYSTERESIS) == COMP_HYSTERESIS_MEDIUM) || \
                                           ((HYSTERESIS) == COMP_HYSTERESIS_HIGH))

#define IS_COMP_MODE(MODE)  (((MODE) == COMP_MODE_HIGHSPEED)     || \
                             ((MODE) == COMP_MODE_MEDIUMSPEED)   || \
                             ((MODE) == COMP_MODE_LOWPOWER)      || \
                             ((MODE) == COMP_MODE_ULTRALOWPOWER))

#define IS_COMP_INVERTINGINPUT(INPUT) (((INPUT) == COMP_INVERTINGINPUT_1_4VREFINT)       || \
                                       ((INPUT) == COMP_INVERTINGINPUT_1_2VREFINT)       || \
                                       ((INPUT) == COMP_INVERTINGINPUT_3_4VREFINT)       || \
                                       ((INPUT) == COMP_INVERTINGINPUT_VREFINT)          || \
                                       ((INPUT) == COMP_INVERTINGINPUT_DAC1)             || \
                                       ((INPUT) == COMP_INVERTINGINPUT_DAC1SWITCHCLOSED) || \
                                       ((INPUT) == COMP_INVERTINGINPUT_DAC2)             || \
                                       ((INPUT) == COMP_INVERTINGINPUT_IO1))

#define IS_COMP_NONINVERTINGINPUT(INPUT) (((INPUT) == COMP_NONINVERTINGINPUT_IO1) || \
                                          ((INPUT) == COMP_NONINVERTINGINPUT_DAC1SWITCHCLOSED))

#define IS_COMP_OUTPUT(OUTPUT) (((OUTPUT) == COMP_OUTPUT_NONE)                || \
                                ((OUTPUT) == COMP_OUTPUT_TIM1BKIN)            || \
                                ((OUTPUT) == COMP_OUTPUT_TIM1IC1)             || \
                                ((OUTPUT) == COMP_OUTPUT_TIM1OCREFCLR)        || \
                                ((OUTPUT) == COMP_OUTPUT_TIM2IC4)             || \
                                ((OUTPUT) == COMP_OUTPUT_TIM2OCREFCLR)        || \
                                ((OUTPUT) == COMP_OUTPUT_TIM3IC1)             || \
                                ((OUTPUT) == COMP_OUTPUT_TIM3OCREFCLR))

#define IS_COMP_WINDOWMODE(WINDOWMODE) (((WINDOWMODE) == COMP_WINDOWMODE_DISABLE) || \
                                        ((WINDOWMODE) == COMP_WINDOWMODE_ENABLE))

#define IS_COMP_TRIGGERMODE(__MODE__)  (((__MODE__) == COMP_TRIGGERMODE_NONE)                 || \
                                        ((__MODE__) == COMP_TRIGGERMODE_IT_RISING)            || \
                                        ((__MODE__) == COMP_TRIGGERMODE_IT_FALLING)           || \
                                        ((__MODE__) == COMP_TRIGGERMODE_IT_RISING_FALLING)    || \
                                        ((__MODE__) == COMP_TRIGGERMODE_EVENT_RISING)         || \
                                        ((__MODE__) == COMP_TRIGGERMODE_EVENT_FALLING)        || \
                                        ((__MODE__) == COMP_TRIGGERMODE_EVENT_RISING_FALLING))
/**
  * @}
  */

/** @defgroup COMP_Lock COMP Lock
  * @{   
  */  
#define COMP_LOCK_DISABLE                      (0x00000000U)
#define COMP_LOCK_ENABLE                       COMP_CSR_COMP1LOCK

#define COMP_STATE_BIT_LOCK                    (0x10U)
/**
  * @}
  */ 

/**
  * @}
  */

/* Private functions ---------------------------------------------------------*/

/**
  * @}
  */ 

/**
  * @}
  */ 
  
#endif /* COMP1 || COMP2 */

#ifdef __cplusplus
}
#endif

#endif /* STM32F0xx_HAL_COMP_H */