/**
  ******************************************************************************
  * @file    stm32l1xx_comp.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    31-December-2010
  * @brief   This file contains all the functions prototypes for the COMP firmware 
  *          library.
  ******************************************************************************
  * @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 2010 STMicroelectronics</center></h2>
  ******************************************************************************  
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L1xx_COMP_H
#define __STM32L1xx_COMP_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx.h"

/** @addtogroup STM32L1xx_StdPeriph_Driver
  * @{
  */

/** @addtogroup COMP
  * @{
  */

/* Exported types ------------------------------------------------------------*/

/** 
  * @brief  COMP Init structure definition  
  */
  
typedef struct
{
  uint32_t COMP_Speed;               /*!< Defines the speed of comparator 2.
                                          This parameter can be a value of @ref COMP_Speed */
  uint32_t COMP_InvertingInput;      /*!< Selects the inverting input of the comparator 2.
                                          This parameter can be a value of @ref COMP_InvertingInput */
  uint32_t COMP_OutputSelect;        /*!< Selects the output redirection of the comparator 2.
                                          This parameter can be a value of @ref COMP_OutputSelect */
   
}COMP_InitTypeDef;

/* Exported constants --------------------------------------------------------*/
   
/** @defgroup COMP_Exported_Constants
  * @{
  */ 

#define COMP_OutputLevel_High                   ((uint32_t)0x00000001)
#define COMP_OutputLevel_Low                    ((uint32_t)0x00000000)

/** @defgroup COMP_Selection
  * @{
  */

#define COMP_Selection_COMP1                    ((uint32_t)0x00000001)
#define COMP_Selection_COMP2                    ((uint32_t)0x00000002)

#define IS_COMP_ALL_PERIPH(PERIPH) (((PERIPH) == COMP_Selection_COMP1) || \
                                    ((PERIPH) == COMP_Selection_COMP2))
 
/**
  * @}
  */ 

/** @defgroup COMP_InvertingInput
  * @{
  */

#define COMP_InvertingInput_None                ((uint32_t)0x00000000) /* COMP2 is disabled when this parameter is selected */
#define COMP_InvertingInput_IO                  ((uint32_t)0x00040000)
#define COMP_InvertingInput_VREFINT             ((uint32_t)0x00080000)
#define COMP_InvertingInput_3_4VREFINT          ((uint32_t)0x000C0000)
#define COMP_InvertingInput_1_2VREFINT          ((uint32_t)0x00100000)
#define COMP_InvertingInput_1_4VREFINT          ((uint32_t)0x00140000)
#define COMP_InvertingInput_DAC1                ((uint32_t)0x00180000)
#define COMP_InvertingInput_DAC2                ((uint32_t)0x001C0000)

#define IS_COMP_INVERTING_INPUT(INPUT) (((INPUT) == COMP_InvertingInput_None) || \
                                        ((INPUT) == COMP_InvertingInput_IO) || \
                                        ((INPUT) == COMP_InvertingInput_VREFINT) || \
                                        ((INPUT) == COMP_InvertingInput_3_4VREFINT) || \
                                        ((INPUT) == COMP_InvertingInput_1_2VREFINT) || \
                                        ((INPUT) == COMP_InvertingInput_1_4VREFINT) || \
                                        ((INPUT) == COMP_InvertingInput_DAC1) || \
                                        ((INPUT) == COMP_InvertingInput_DAC2))
/**
  * @}
  */ 

/** @defgroup COMP_OutputSelect
  * @{
  */

#define COMP_OutputSelect_TIM2IC4               ((uint32_t)0x00000000)
#define COMP_OutputSelect_TIM2OCREFCLR          ((uint32_t)0x00200000)
#define COMP_OutputSelect_TIM3IC4               ((uint32_t)0x00400000)
#define COMP_OutputSelect_TIM3OCREFCLR          ((uint32_t)0x00600000)
#define COMP_OutputSelect_TIM4IC4               ((uint32_t)0x00800000)
#define COMP_OutputSelect_TIM4OCREFCLR          ((uint32_t)0x00A00000)
#define COMP_OutputSelect_TIM10IC1              ((uint32_t)0x00C00000)
#define COMP_OutputSelect_None                  ((uint32_t)0x00E00000)

#define IS_COMP_OUTPUT(OUTPUT) (((OUTPUT) == COMP_OutputSelect_TIM2IC4) || \
                                ((OUTPUT) == COMP_OutputSelect_TIM2OCREFCLR) || \
                                ((OUTPUT) == COMP_OutputSelect_TIM3IC4) || \
                                ((OUTPUT) == COMP_OutputSelect_TIM3OCREFCLR) || \
                                ((OUTPUT) == COMP_OutputSelect_TIM4IC4) || \
                                ((OUTPUT) == COMP_OutputSelect_TIM4OCREFCLR) || \
                                ((OUTPUT) == COMP_OutputSelect_TIM10IC1) || \
                                ((OUTPUT) == COMP_OutputSelect_None))
/**
  * @}
  */ 
  
/** @defgroup COMP_Speed
  * @{
  */

#define COMP_Speed_Slow                         ((uint32_t)0x00000000)
#define COMP_Speed_Fast                         ((uint32_t)0x00001000)

#define IS_COMP_SPEED(SPEED)    (((SPEED) == COMP_Speed_Slow) || \
                                 ((SPEED) == COMP_Speed_Fast))
/**
  * @}
  */
  
/**
  * @}
  */ 

/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */

/*  Function used to set the COMP configuration to the default reset state ****/
void COMP_DeInit(void);

/* Initialization and Configuration functions *********************************/
void COMP_Init(COMP_InitTypeDef* COMP_InitStruct);
void COMP_Cmd(FunctionalState NewState);
uint8_t COMP_GetOutputLevel(uint32_t COMP_Selection);

/* Window mode control function ***********************************************/
void COMP_WindowCmd(FunctionalState NewState);

/* Internal Reference Voltage (VREFINT) output function ***********************/
void COMP_VrefintOutputCmd(FunctionalState NewState);

#ifdef __cplusplus
}
#endif

#endif /*__STM32L1xx_COMP_H */

/**
  * @}
  */ 

/**
  * @}
  */

/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/
