161 lines
4.7 KiB
C
161 lines
4.7 KiB
C
/*
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* @brief Alarm Timer Registers and control functions
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2012
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* All rights reserved.
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*
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* @par
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors' and its
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* licensor's relevant copyrights in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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*/
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#ifndef __ATIMER_001_H_
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#define __ATIMER_001_H_
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#include "sys_config.h"
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#include "cmsis.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** @defgroup IP_ATIMER_001 IP: ATimer register block and driver
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* @ingroup IP_Drivers
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* Alarm timer
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* @{
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*/
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/**
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* @brief Alarm Timer register block structure
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*/
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typedef struct { /*!< ATIMER Structure */
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__IO uint32_t DOWNCOUNTER; /*!< Downcounter register */
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__IO uint32_t PRESET; /*!< Preset value register */
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__I uint32_t RESERVED0[1012];
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__O uint32_t CLR_EN; /*!< Interrupt clear enable register */
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__O uint32_t SET_EN; /*!< Interrupt set enable register */
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__I uint32_t STATUS; /*!< Status register */
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__I uint32_t ENABLE; /*!< Enable register */
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__O uint32_t CLR_STAT; /*!< Clear register */
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__O uint32_t SET_STAT; /*!< Set register */
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} IP_ATIMER_001_Type;
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/**
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* @brief Close ATIMER device
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* @param pATimer : Pointer to timer device
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* @return None
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* Important: 32KHz clock must be enabled in CREG prior to this call. See
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* the User Manual for more information.
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*/
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void IP_ATIMER_DeInit(IP_ATIMER_001_Type *pATimer);
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/**
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* @brief Clear ATIMER Interrupt Status
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* @param pATimer : Pointer to timer device
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* @return None
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*/
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STATIC INLINE void IP_ATIMER_ClearIntStatus(IP_ATIMER_001_Type *pATimer)
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{
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pATimer->CLR_STAT = 1;
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}
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/**
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* @brief Set ATIMER Interrupt Status
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* @param pATimer : Pointer to timer device
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* @return None
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*/
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STATIC INLINE void IP_ATIMER_SetIntStatus(IP_ATIMER_001_Type *pATimer)
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{
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pATimer->SET_STAT = 1;
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}
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/**
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* @brief Enable ATIMER Interrupt
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* @param pATimer : Pointer to timer device
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* @return None
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*/
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STATIC INLINE void IP_ATIMER_IntEnable(IP_ATIMER_001_Type *pATimer)
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{
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pATimer->SET_EN = 1;
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}
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/**
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* @brief Disable ATIMER Interrupt
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* @param pATimer : Pointer to timer device
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* @return None
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*/
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STATIC INLINE void IP_ATIMER_IntDisable(IP_ATIMER_001_Type *pATimer)
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{
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pATimer->CLR_EN = 1;
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}
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/**
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* @brief Update Preset value
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* @param pATimer : Pointer to timer device
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* @param PresetValue updated preset value
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* @return Nothing
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*/
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STATIC INLINE void IP_ATIMER_UpdatePresetValue(IP_ATIMER_001_Type *pATimer, uint32_t PresetValue)
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{
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pATimer->PRESET = PresetValue;
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}
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/**
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* @brief Read value of preset register
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* @param pATimer : Pointer to timer/counter device
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* @return Value of capture register
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*/
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STATIC INLINE uint32_t IP_ATIMER_GetPresetValue(IP_ATIMER_001_Type *pATimer)
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{
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return pATimer->PRESET;
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}
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/**
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* @brief Returns enable state of ATimer interrupt
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* @param pATimer : Pointer to timer/counter device
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* @return !0 if the ATimer interrupt is enabled, otherwise 0
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*/
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STATIC INLINE uint32_t IP_ATIMER_GetIntEnableState(IP_ATIMER_001_Type *pATimer)
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{
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return pATimer->ENABLE;
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}
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/**
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* @brief Returns current pending state of ATimer interrupt
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* @param pATimer : Pointer to timer/counter device
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* @return !0 if the ATimer interrupt is asserted, otherwise 0
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*/
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STATIC INLINE uint32_t IP_ATIMER_GetIntPendingState(IP_ATIMER_001_Type *pATimer)
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{
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return pATimer->STATUS;
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}
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ATIMER_001_H_ */
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