stm32lib/STM32L0xx_HAL_Driver/Inc/stm32l0xx_hal_comp.h

/**
  ******************************************************************************
  * @file    stm32l0xx_hal_comp.h
  * @author  MCD Application Team
  * @brief   Header file of COMP HAL module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright(c) 2016 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L0xx_HAL_COMP_H
#define __STM32L0xx_HAL_COMP_H

#ifdef __cplusplus
 extern "C" {
#endif

#if !defined (STM32L010xB) && !defined (STM32L010x8) && !defined (STM32L010x6) && !defined (STM32L010x4)
/* Includes ------------------------------------------------------------------*/
#include "stm32l0xx_hal_def.h"

/** @addtogroup STM32L0xx_HAL_Driver
  * @{
  */

/** @addtogroup COMP
  * @{
  */

/* Exported types ------------------------------------------------------------*/
/** @defgroup COMP_Exported_Types COMP Exported Types
  * @{
  */

/**
  * @brief  COMP Init structure definition
  */
typedef struct
{

  uint32_t WindowMode;         /*!< Set window mode of a pair of comparators instances
                                    (2 consecutive instances odd and even COMP<x> and COMP<x+1>).
                                    Note: HAL COMP driver allows to set window mode from any COMP instance of the pair of COMP instances composing window mode.
                                    This parameter can be a value of @ref COMP_WindowMode */

  uint32_t Mode;               /*!< Set comparator operating mode to adjust power and speed.
                                    Note: For the characteritics of comparator power modes
                                          (propagation delay and power consumption), refer to device datasheet.
                                    This parameter can be a value of @ref COMP_PowerMode */

  uint32_t NonInvertingInput;  /*!< Set comparator input plus (non-inverting input).
                                    This parameter can be a value of @ref COMP_InputPlus */

  uint32_t InvertingInput;     /*!< Set comparator input minus (inverting input).
                                    This parameter can be a value of @ref COMP_InputMinus */

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

  uint32_t LPTIMConnection;    /*!< Set comparator output connection to LPTIM peripheral.
                                    This parameter can be a value of @ref COMP_LPTIMConnection */

  uint32_t TriggerMode;        /*!< Set the comparator output triggering External Interrupt Line (EXTI).
                                    This parameter can be a value of @ref COMP_EXTI_TriggerMode */

}COMP_InitTypeDef;

/**
  * @brief  HAL COMP state machine: HAL COMP states definition
  */
#define COMP_STATE_BITFIELD_LOCK  ((uint32_t)0x10)
typedef enum
{
  HAL_COMP_STATE_RESET             = 0x00U,                                             /*!< COMP not yet initialized                             */
  HAL_COMP_STATE_RESET_LOCKED      = (HAL_COMP_STATE_RESET | COMP_STATE_BITFIELD_LOCK), /*!< COMP not yet initialized and configuration is locked */
  HAL_COMP_STATE_READY             = 0x01U,                                             /*!< COMP initialized and ready for use                   */
  HAL_COMP_STATE_READY_LOCKED      = (HAL_COMP_STATE_READY | COMP_STATE_BITFIELD_LOCK), /*!< COMP initialized but configuration is locked         */
  HAL_COMP_STATE_BUSY              = 0x02U,                                             /*!< COMP is running                                      */
  HAL_COMP_STATE_BUSY_LOCKED       = (HAL_COMP_STATE_BUSY | COMP_STATE_BITFIELD_LOCK)   /*!< COMP is running and configuration is locked          */
}HAL_COMP_StateTypeDef;

/**
  * @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 HAL_COMP_StateTypeDef  State;  /*!< COMP communication 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_WindowMode COMP Window Mode
  * @{
  */
#define COMP_WINDOWMODE_DISABLE                 ((uint32_t)0x00000000U) /*!< Window mode disable: Comparators instances pair COMP1 and COMP2 are independent */
#define COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON (COMP_CSR_COMP1WM)     /*!< Window mode enable: Comparators instances pair COMP1 and COMP2 have their input plus connected together. The common input is COMP1 input plus (COMP2 input plus is no more accessible). */
/**
  * @}
  */

/** @defgroup COMP_PowerMode COMP power mode
  * @{
  */
/* Note: For the characteritics of comparator power modes                     */
/*       (propagation delay and power consumption),                           */
/*       refer to device datasheet.                                           */
#define COMP_POWERMODE_MEDIUMSPEED     (COMP_CSR_COMP2SPEED)       /*!< COMP power mode to low power (indicated as "high speed" in reference manual) (only for COMP instance: COMP2) */
#define COMP_POWERMODE_ULTRALOWPOWER   ((uint32_t)0x00000000U)     /*!< COMP power mode to ultra low power (indicated as "low speed" in reference manual) (only for COMP instance: COMP2) */
/**
  * @}
  */

/** @defgroup COMP_InputPlus COMP input plus (non-inverting input)
  * @{
  */
#define COMP_INPUT_PLUS_IO1            ((uint32_t)0x00000000U)                            /*!< Comparator input plus connected to IO1 (pin PA1 for COMP1, pin PA3 for COMP2) */
#define COMP_INPUT_PLUS_IO2            (COMP_CSR_COMP2INPSEL_0)                           /*!< Comparator input plus connected to IO2 (pin PB4 for COMP2) (only for COMP instance: COMP2) */
#define COMP_INPUT_PLUS_IO3            (COMP_CSR_COMP2INPSEL_1)                           /*!< Comparator input plus connected to IO3 (pin PA5 for COMP2) (only for COMP instance: COMP2) */
#define COMP_INPUT_PLUS_IO4            (COMP_CSR_COMP2INPSEL_0 | COMP_CSR_COMP2INPSEL_1)  /*!< Comparator input plus connected to IO4 (pin PB6 for COMP2) (only for COMP instance: COMP2) */
#define COMP_INPUT_PLUS_IO5            (COMP_CSR_COMP2INPSEL_2)                           /*!< Comparator input plus connected to IO5 (pin PB7 for COMP2) (only for COMP instance: COMP2) */
#if defined (STM32L011xx) || defined (STM32L021xx)
#define COMP_INPUT_PLUS_IO6            (COMP_CSR_COMP2INPSEL_2 | COMP_CSR_COMP2INPSEL_0)  /*!< Comparator input plus connected to IO6 (pin PA7 for COMP2) (only for COMP instance: COMP2) (Available only on devices STM32L0 category 1) */
#endif
/**
  * @}
  */

/** @defgroup COMP_InputMinus COMP input minus (inverting input)
  * @{
  */
#define COMP_INPUT_MINUS_1_4VREFINT    (COMP_CSR_COMP2INNSEL_2                                                  ) /*!< Comparator input minus connected to 1/4 VREFINT (only for COMP instance: COMP2) */
#define COMP_INPUT_MINUS_1_2VREFINT    (COMP_CSR_COMP2INNSEL_2 |                          COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to 1/2 VREFINT (only for COMP instance: COMP2) */
#define COMP_INPUT_MINUS_3_4VREFINT    (COMP_CSR_COMP2INNSEL_2 | COMP_CSR_COMP2INNSEL_1                         ) /*!< Comparator input minus connected to 3/4 VREFINT (only for COMP instance: COMP2) */
#define COMP_INPUT_MINUS_VREFINT       ((uint32_t)0x00000000U)                                                    /*!< Comparator input minus connected to VrefInt */
#define COMP_INPUT_MINUS_DAC1_CH1      (                         COMP_CSR_COMP2INNSEL_1                         ) /*!< Comparator input minus connected to DAC1 channel 1 (DAC_OUT1) */
#define COMP_INPUT_MINUS_DAC1_CH2      (                         COMP_CSR_COMP2INNSEL_1 | COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to DAC1 channel 2 (DAC_OUT2) */
#define COMP_INPUT_MINUS_IO1           (                                                  COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to IO1 (pin PA0 for COMP1, pin PA2 for COMP2) */
#define COMP_INPUT_MINUS_IO2           (COMP_CSR_COMP2INNSEL_2 | COMP_CSR_COMP2INNSEL_1 | COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to IO2 (pin PB3 for COMP2) (only for COMP instance: COMP2) */
/**
  * @}
  */


/** @defgroup COMP_LPTIMConnection COMP Low power timer connection definition
  * @{
  */

#define COMP_LPTIMCONNECTION_DISABLED               ((uint32_t)0x00000000U)    /*!< COMPx signal is gated */
#define COMP_LPTIMCONNECTION_IN1_ENABLED            ((uint32_t)0x00000001U)    /*!< COMPx signal is connected to LPTIM input 1 */
#define COMP_LPTIMCONNECTION_IN2_ENABLED            ((uint32_t)0x00000002U)    /*!< COMPx signal is connected to LPTIM input 2 */
/**
  * @}
  */

/** @defgroup COMP_OutputPolarity COMP output Polarity
  * @{
  */
#define COMP_OUTPUTPOL_NONINVERTED             ((uint32_t)0x00000000U)  /*!< COMP output on GPIO isn't inverted */
#define COMP_OUTPUTPOL_INVERTED                COMP_CSR_COMPxPOLARITY       /*!< COMP output on GPIO is inverted */
/**
  * @}
  */

/** @defgroup COMP_OutputLevel COMP Output Level
  * @{
  */
/* Note: Comparator output level values are fixed to "0" and "1",             */
/* corresponding COMP register bit is managed by HAL function to match        */
/* with these values (independently of bit position in register).             */

/* When output polarity is not inverted, comparator output is low when
   the input plus is at a lower voltage than the input minus */
#define COMP_OUTPUT_LEVEL_LOW              ((uint32_t)0x00000000U)
/* When output polarity is not inverted, comparator output is high when
   the input plus is at a higher voltage than the input minus */
#define COMP_OUTPUT_LEVEL_HIGH             ((uint32_t)0x00000001U)
/**
  * @}
  */

/** @defgroup COMP_EXTI_TriggerMode COMP output to EXTI
  * @{
  */
#define COMP_TRIGGERMODE_NONE                 ((uint32_t)0x00000000U)                                    /*!< Comparator output triggering no External Interrupt Line */
#define COMP_TRIGGERMODE_IT_RISING            (COMP_EXTI_IT | COMP_EXTI_RISING)                         /*!< Comparator output triggering External Interrupt Line event with interruption, on rising edge */
#define COMP_TRIGGERMODE_IT_FALLING           (COMP_EXTI_IT | COMP_EXTI_FALLING)                        /*!< Comparator output triggering External Interrupt Line event with interruption, on falling edge */
#define COMP_TRIGGERMODE_IT_RISING_FALLING    (COMP_EXTI_IT | COMP_EXTI_RISING | COMP_EXTI_FALLING)     /*!< Comparator output triggering External Interrupt Line event with interruption, on both rising and falling edges */
#define COMP_TRIGGERMODE_EVENT_RISING         (COMP_EXTI_EVENT | COMP_EXTI_RISING)                      /*!< Comparator output triggering External Interrupt Line event only (without interruption), on rising edge */
#define COMP_TRIGGERMODE_EVENT_FALLING        (COMP_EXTI_EVENT | COMP_EXTI_FALLING)                     /*!< Comparator output triggering External Interrupt Line event only (without interruption), on falling edge */
#define COMP_TRIGGERMODE_EVENT_RISING_FALLING (COMP_EXTI_EVENT | COMP_EXTI_RISING | COMP_EXTI_FALLING)  /*!< Comparator output triggering External Interrupt Line event only (without interruption), on both rising and falling edges */
/**
  * @}
  */

/**
  * @}
  */

/* Exported macro ------------------------------------------------------------*/
/** @defgroup COMP_Exported_Macros COMP Exported Macros
  * @{
  */

/** @defgroup COMP_Handle_Management  COMP Handle Management
  * @{
  */

/** @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__)              SET_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_COMPxEN)

/**
  * @brief  Disable the specified comparator.
  * @param  __HANDLE__  COMP handle
  * @retval None
  */
#define __HAL_COMP_DISABLE(__HANDLE__)             CLEAR_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_COMPxEN)

/**
  * @brief  Lock the specified comparator configuration.
  * @note   Using this macro induce HAL COMP handle state machine being no
  *         more in line with COMP instance state.
  *         To keep HAL COMP handle state machine updated, it is recommended
  *         to use function "HAL_COMP_Lock')".
  * @param  __HANDLE__  COMP handle
  * @retval None
  */
#define __HAL_COMP_LOCK(__HANDLE__)                SET_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_COMPxLOCK)

/**
  * @brief  Check whether the specified comparator is locked.
  * @param  __HANDLE__  COMP handle
  * @retval Value 0 if COMP instance is not locked, value 1 if COMP instance is locked
  */
#define __HAL_COMP_IS_LOCKED(__HANDLE__)           (READ_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_COMPxLOCK) == COMP_CSR_COMPxLOCK)

/**
  * @}
  */

/** @defgroup COMP_Exti_Management  COMP external interrupt line management
  * @{
  */

/**
  * @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.
  * @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.
  * @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)

/**
  * @}
  */

/**
  * @}
  */


/* Private types -------------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup COMP_Private_Constants COMP Private Constants
  * @{
  */
/** @defgroup COMP_ExtiLine COMP EXTI Lines
  * @{
  */
#define COMP_EXTI_LINE_COMP1           (EXTI_IMR_IM21)  /*!< EXTI line 21 connected to COMP1 output */
#define COMP_EXTI_LINE_COMP2           (EXTI_IMR_IM22)  /*!< EXTI line 22 connected to COMP2 output */
/**
  * @}
  */

/** @defgroup COMP_ExtiLine COMP EXTI Lines
  * @{
  */
#define COMP_EXTI_IT                        ((uint32_t) 0x01U)  /*!< EXTI line event with interruption */
#define COMP_EXTI_EVENT                     ((uint32_t) 0x02U)  /*!< EXTI line event only (without interruption) */
#define COMP_EXTI_RISING                    ((uint32_t) 0x10U)  /*!< EXTI line event on rising edge */
#define COMP_EXTI_FALLING                   ((uint32_t) 0x20U)  /*!< EXTI line event on falling edge */
/**
  * @}
  */

/**
  * @}
  */

/* 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_WINDOWMODE(__WINDOWMODE__)  (((__WINDOWMODE__) == COMP_WINDOWMODE_DISABLE)                || \
                                             ((__WINDOWMODE__) == COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON)  )

#define IS_COMP_POWERMODE(__POWERMODE__)    (((__POWERMODE__) == COMP_POWERMODE_MEDIUMSPEED)  || \
                                             ((__POWERMODE__) == COMP_POWERMODE_ULTRALOWPOWER)  )

#define IS_COMP_WINDOWMODE_INSTANCE(INSTANCE) ((INSTANCE) == COMP1)

#if defined (STM32L011xx) || defined (STM32L021xx)
#define IS_COMP_INPUT_PLUS(__COMP_INSTANCE__, __INPUT_PLUS__)                  \
  (((__COMP_INSTANCE__) == COMP1)                                              \
    ? (                                                                        \
       (__INPUT_PLUS__) == COMP_INPUT_PLUS_IO1                                 \
      )                                                                        \
      :                                                                        \
      (                                                                        \
          ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO1)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO2)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO3)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO4)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO5)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO6)                            \
      )                                                                        \
  )
#else
#define IS_COMP_INPUT_PLUS(__COMP_INSTANCE__, __INPUT_PLUS__)                  \
  (((__COMP_INSTANCE__) == COMP1)                                              \
    ? (                                                                        \
       (__INPUT_PLUS__) == COMP_INPUT_PLUS_IO1                                 \
      )                                                                        \
      :                                                                        \
      (                                                                        \
          ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO1)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO2)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO3)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO4)                            \
       || ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO5)                            \
      )                                                                        \
  )
#endif

#define IS_COMP_INPUT_MINUS(__COMP_INSTANCE__, __INPUT_MINUS__)                \
  (((__COMP_INSTANCE__) == COMP1)                                              \
    ? (                                                                        \
          ((__INPUT_MINUS__) == COMP_INPUT_MINUS_VREFINT)                      \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH1)                     \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH2)                     \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO1)                          \
      )                                                                        \
      :                                                                        \
      (                                                                        \
          ((__INPUT_MINUS__) == COMP_INPUT_MINUS_1_4VREFINT)                   \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_1_2VREFINT)                   \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_3_4VREFINT)                   \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_VREFINT)                      \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH1)                     \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH2)                     \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO1)                          \
       || ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO2)                          \
      )                                                                        \
  )

#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_IN1_ENABLED))

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

#define IS_COMP_TRIGGERMODE(__TRIGGERMODE__) (((__TRIGGERMODE__) == COMP_TRIGGERMODE_NONE)                 || \
                                              ((__TRIGGERMODE__) == COMP_TRIGGERMODE_IT_RISING)            || \
                                              ((__TRIGGERMODE__) == COMP_TRIGGERMODE_IT_FALLING)           || \
                                              ((__TRIGGERMODE__) == COMP_TRIGGERMODE_IT_RISING_FALLING)    || \
                                              ((__TRIGGERMODE__) == COMP_TRIGGERMODE_EVENT_RISING)         || \
                                              ((__TRIGGERMODE__) == COMP_TRIGGERMODE_EVENT_FALLING)        || \
                                              ((__TRIGGERMODE__) == COMP_TRIGGERMODE_EVENT_RISING_FALLING)   )


#define IS_COMP_OUTPUT_LEVEL(__OUTPUT_LEVEL__) (((__OUTPUT_LEVEL__) == COMP_OUTPUT_LEVEL_LOW)     || \
                                                ((__OUTPUT_LEVEL__) == COMP_OUTPUT_LEVEL_HIGH))

/**
  * @}
  */

/**
  * @}
  */

/* Include COMP HAL Extended module */
#include "stm32l0xx_hal_comp_ex.h"

/* Exported functions --------------------------------------------------------*/
/** @addtogroup COMP_Exported_Functions
  * @{
  */

/** @addtogroup COMP_Exported_Functions_Group1
  * @{
  */

/* 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 */

/**
  * @}
  */

/* IO operation functions  *****************************************************/
/** @addtogroup COMP_Exported_Functions_Group2
  * @{
  */
HAL_StatusTypeDef HAL_COMP_Start(COMP_HandleTypeDef *hcomp);
HAL_StatusTypeDef HAL_COMP_Stop(COMP_HandleTypeDef *hcomp);
void              HAL_COMP_IRQHandler(COMP_HandleTypeDef *hcomp);
/**
  * @}
  */

/* Peripheral Control functions  ************************************************/
/** @addtogroup COMP_Exported_Functions_Group3
  * @{
  */
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);
/**
  * @}
  */

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

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */
#endif /* !defined (STM32L010xB) && !defined (STM32L010x8) && !defined (STM32L010x6) && !defined (STM32L010x4) */

#ifdef __cplusplus
}
#endif

#endif /* __STM32L0xx_HAL_COMP_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/