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/**************************************************************************//**
* @file acmp.h
* @version V3.00
* $Revision: 6 $
* $Date: 1/28/14 11:32a $
* @brief M051 series Analog Comparator(ACMP) driver header file
*
* @note
* Copyright (C) 2014 Nuvoton Technology Corp. All rights reserved.
*****************************************************************************/
#ifndef __ACMP_H__
#define __ACMP_H__
#ifdef __cplusplus
extern "C"
{
#endif
/** @addtogroup M051_Device_Driver M051 Device Driver
@{
*/
/** @addtogroup M051_ACMP_Driver ACMP Driver
@{
*/
/** @addtogroup M051_ACMP_EXPORTED_CONSTANTS ACMP Exported Constants
@{
*/
/*---------------------------------------------------------------------------------------------------------*/
/* ACMP_CR constant definitions */
/*---------------------------------------------------------------------------------------------------------*/
#define ACMP_CR_OUTPUT_INV (1UL << ACMP_CR_ACMPOINV_Pos) /*!< ACMP_CR setting for ACMP output inverse function. */
#define ACMP_CR_VNEG_BANDGAP (1UL << ACMP_CR_NEGSEL_Pos) /*!< ACMP_CR setting for selecting band-gap voltage as the source of ACMP V-. */
#define ACMP_CR_VNEG_PIN (0UL << ACMP_CR_NEGSEL_Pos) /*!< ACMP_CR setting for selecting the voltage of ACMP negative input pin as the source of ACMP V-. */
#define ACMP_CR_HYSTERESIS_ENABLE (1UL << ACMP_CR_HYSEN_Pos) /*!< ACMP_CR setting for enabling the hysteresis function. */
#define ACMP_CR_HYSTERESIS_DISABLE (0UL << ACMP_CR_HYSEN_Pos) /*!< ACMP_CR setting for disabling the hysteresis function. */
#define ACMP_CR_INT_ENABLE (1UL << ACMP_CR_ACMPIE_Pos) /*!< ACMP_CR setting for enabling the interrupt function. */
#define ACMP_CR_INT_DISABLE (0UL << ACMP_CR_ACMPIE_Pos) /*!< ACMP_CR setting for disabling the interrupt function. */
#define ACMP_CR_ACMP_ENABLE (1UL << ACMP_CR_ACMPEN_Pos) /*!< ACMP_CR setting for enabling the ACMP analog circuit. */
#define ACMP_CR_ACMP_DISABLE (0UL << ACMP_CR_ACMPEN_Pos) /*!< ACMP_CR setting for disabling the ACMP analog circuit. */
/*@}*/ /* end of group M051_ACMP_EXPORTED_CONSTANTS */
/** @addtogroup M051_ACMP_EXPORTED_FUNCTIONS ACMP Exported Functions
@{
*/
/**
* @brief This macro is used to enable output inverse
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_ENABLE_OUTPUT_INVERSE(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] |= ACMP_CR_ACMPOINV_Msk)
/**
* @brief This macro is used to disable output inverse
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_DISABLE_OUTPUT_INVERSE(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] &= ~ACMP_CR_ACMPOINV_Msk)
/**
* @brief This macro is used to select ACMP negative input source
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @param[in] u32Src is comparator0 negative input selection. Including :
* - \ref ACMP_CR_VNEG_PIN
* - \ref ACMP_CR_VNEG_BANDGAP
* @return None
*/
#define ACMP_SET_NEG_SRC(acmp, u32ChNum, u32Src) ((acmp)->CR[(u32ChNum)%2] = ((acmp)->CR[(u32ChNum)%2] & ~ACMP_CR_NEGSEL_Msk) | (u32Src))
/**
* @brief This macro is used to enable hysteresis function
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_ENABLE_HYSTERESIS(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] |= ACMP_CR_HYSEN_Msk)
/**
* @brief This macro is used to disable hysteresis function
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_DISABLE_HYSTERESIS(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] &= ~ACMP_CR_HYSEN_Msk)
/**
* @brief This macro is used to enable interrupt
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_ENABLE_INT(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] |= ACMP_CR_ACMPIE_Msk)
/**
* @brief This macro is used to disable interrupt
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_DISABLE_INT(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] &= ~ACMP_CR_ACMPIE_Msk)
/**
* @brief This macro is used to enable ACMP
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_ENABLE(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] |= ACMP_CR_ACMPEN_Msk)
/**
* @brief This macro is used to disable ACMP
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_DISABLE(acmp, u32ChNum) ((acmp)->CR[(u32ChNum)%2] &= ~ACMP_CR_ACMPEN_Msk)
/**
* @brief This macro is used to get ACMP output value
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return 1 or 0
*/
#define ACMP_GET_OUTPUT(acmp, u32ChNum) (((acmp)->SR & (ACMP_SR_ACMPO0_Msk<<((u32ChNum)%2)))?1:0)
/**
* @brief This macro is used to get ACMP interrupt flag
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return ACMP interrupt occurred or not
*/
#define ACMP_GET_INT_FLAG(acmp, u32ChNum) (((acmp)->SR & (ACMP_SR_ACMPF0_Msk<<((u32ChNum)%2)))?1:0)
/**
* @brief This macro is used to clear ACMP interrupt flag
* @param[in] acmp The base address of ACMP module
* @param[in] u32ChNum The ACMP number
* @return None
*/
#define ACMP_CLR_INT_FLAG(acmp, u32ChNum) ((acmp)->SR = (ACMP_SR_ACMPF0_Msk<<((u32ChNum)%2)))
void ACMP_Open(ACMP_T *, uint32_t u32ChNum, uint32_t u32NegSrc, uint32_t u32HysteresisEn);
void ACMP_Close(ACMP_T *, uint32_t u32ChNum);
/*@}*/ /* end of group M051_ACMP_EXPORTED_FUNCTIONS */
/*@}*/ /* end of group M051_ACMP_Driver */
/*@}*/ /* end of group M051_Device_Driver */
#ifdef __cplusplus
}
#endif
#endif //__ACMP_H__
/*** (C) COPYRIGHT 2014 Nuvoton Technology Corp. ***/
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