rtc.h

LPCXpresso1768

/****************************************************************************
 *   $Id:: rtc.h 5743 2010-11-30 23:18:58Z usb00423                         $
 *   Project: NXP LPC17xx RTC example
 *
 *   Description:
 *     This file contains RTC code header definition.
 *
 ****************************************************************************
 * Software that is described herein is for illustrative purposes only
 * which provides customers with programming information regarding the
 * products. This software is supplied "AS IS" without any warranties.
 * NXP Semiconductors assumes no responsibility or liability for the
 * use of the software, conveys no license or title under any patent,
 * copyright, or mask work right to the product. NXP Semiconductors
 * reserves the right to make changes in the software without
 * notification. NXP Semiconductors also make no representation or
 * warranty that such application will be suitable for the specified
 * use without further testing or modification.
****************************************************************************/
#ifndef __RTC_H 
#define __RTC_H

typedef struct {
    uint32_t RTC_Sec;     /* Second value - [0,59] */
    uint32_t RTC_Min;     /* Minute value - [0,59] */
    uint32_t RTC_Hour;    /* Hour value - [0,23] */
    uint32_t RTC_Mday;    /* Day of the month value - [1,31] */
    uint32_t RTC_Mon;     /* Month value - [1,12] */
    uint32_t RTC_Year;    /* Year value - [0,4095] */
    uint32_t RTC_Wday;    /* Day of week value - [0,6] */
    uint32_t RTC_Yday;    /* Day of year value - [1,365] */
} RTCTime;

#define IMSEC		0x00000001
#define IMMIN		0x00000002
#define IMHOUR		0x00000004
#define IMDOM		0x00000008
#define IMDOW		0x00000010
#define IMDOY		0x00000020
#define IMMON		0x00000040
#define IMYEAR		0x00000080

#define AMRSEC		0x00000001  /* Alarm mask for Seconds */
#define AMRMIN		0x00000002  /* Alarm mask for Minutes */
#define AMRHOUR		0x00000004  /* Alarm mask for Hours */
#define AMRDOM		0x00000008  /* Alarm mask for Day of Month */
#define AMRDOW		0x00000010  /* Alarm mask for Day of Week */
#define AMRDOY		0x00000020  /* Alarm mask for Day of Year */
#define AMRMON		0x00000040  /* Alarm mask for Month */
#define AMRYEAR		0x00000080  /* Alarm mask for Year */

#define PREINT_RTC	0x000001C8  /* Prescaler value, integer portion, 
				    PCLK = 15Mhz */
#define PREFRAC_RTC	0x000061C0  /* Prescaler value, fraction portion, 
				    PCLK = 15Mhz */
#define ILR_RTCCIF	0x01
#define ILR_RTCALF	0x02

#define CCR_CLKEN	0x01
#define CCR_CTCRST	0x02
#define CCR_CLKSRC	0x10

extern void RTC_IRQHandler (void);
extern void RTCInit( void );
extern void RTCStart( void );
extern void RTCStop( void );
extern void RTC_CTCReset( void );
extern void RTCSetTime( RTCTime );
extern RTCTime RTCGetTime( void );
extern void RTCSetAlarm( RTCTime );
extern void RTCSetAlarmMask( uint32_t AlarmMask );

#endif /* end __RTC_H */
/*****************************************************************************
**                            End Of File
******************************************************************************/