lpc_rtc.h

深圳优龙公司LPC2148开发板（与iar公司开发板基本相同）的原理图和配套样例程序

#ifndef __LPC_RTC_H
#define __LPC_RTC_H

/*************************************************************************
 *
 *    Used with ICCARM and AARM.
 *
 *    (c) Copyright IAR Systems 2003
 *
 *    File name   : LPC_Rtc.h
 *    Description : Define RTI structure and relative micro
 *
 *    History :
 *    1. Data   	 : August 10, 2004
 *  	 Author 	 : Shawn Zhang
 *  	 Description : Create
 *
 *    2. Data   	 : Oct 12, 2004 
 *  	 Author 	 : Stanimir Bonev
 *  	 Description: Modify the interface of some functions  
 *
 *    $Revision: 1.1 $
 **************************************************************************/

#include "includes.h"

#define RTC_CountPerSec 	32768

#define RTC_YEARMIN 		1901
#define RTC_YEARMAX 		2099

// 1901.1.1 DOW = 2
#define RTC_BASEYEAR		1901
#define RTC_BASEMONTH   	1
#define RTC_BASEDAY 		1
#define RTC_BASEDOW 		2

/* RTC Interrupt location register bit descriptions */
#define ILR_CIF_BIT 		0
#define ILR_ALF_BIT 		1

/* RTC Clock control register bit descriptions */
#define CCR_CLKEN_BIT   	0
#define CCR_CTCRST_BIT  	1

/* RTC Increment Interrupt Type */
#define IncIntType_SEC		0x1
#define IncIntType_MIN		0x2
#define IncIntType_HOUR		0x4
#define IncIntType_DAY		0x8
#define IncIntType_MON		0x40
#define IncIntType_YEAR		0x80
#define IncIntType_DOW		0x10
#define IncIntType_DOY		0x20

/* RTC Alarm Interrupt Type */
#define AlarmIntType_SEC	0x1
#define AlarmIntType_MIN	0x2
#define AlarmIntType_HOUR   0x4
#define AlarmIntType_DAY	0x8
#define AlarmIntType_MON	0x40
#define AlarmIntType_YEAR   0x80
#define AlarmIntType_DOW	0x10
#define AlarmIntType_DOY	0x20

/* RTC interrupt type */
#define RTCIncrementInt		0x1
#define RTCAlarmInt		0x2
#define RTCALLInt		0x3

typedef struct
{
	unsigned short year;  // year value
	unsigned char month;  // month value
	unsigned char day;    // day value

	/* the below member is used in get-operation */
	unsigned char DOW;    // Day of week
	unsigned char DOY;    // Day of year
} LPC_Rtc_Date_t;

typedef struct
{
	unsigned char hour;   // hour value
	unsigned char minute; // minute value
	unsigned char second; // second value
} LPC_Rtc_Time_t;

typedef struct
{
	unsigned short year;  // year value
	unsigned char month;  // month value
	unsigned char day;    // day value

	unsigned char hour;   // hour value
	unsigned char minute; // minute value
	unsigned char second; // second value

	/* the below member is used in get-operation */
	unsigned char DOW;    // Day of week
	unsigned char DOY;    // Day of year
} LPC_Rtc_DateTime_t;

static LPC_Rtc_DateTime_t RTC_InitDateTime =
{
	2005, 12, 15, 14, 00, 30
};
static char* RTC_DOWTbl[] =
{
	"Sunday ", "Monday ", "Tuesday ", "Wednesday ", "Thursday ", "Friday ", "Saturday "
};

static char* RTC_MonthTbl[] =
{
	"", "January ", "February ", "Match ", "April ", "May ", "June ", "July ", "August ", "September ", "October ",
	"November ", "December "
};

static int RTC_MonthVal[] =
{
	0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
};


/* Declare functions */
void RTC_Enable( void );
void RTC_Disable( void );

int RTC_Init( LPC_BOOL OldComp );

int RTC_SetDate( LPC_Rtc_Date_t* pDate );
int RTC_SetTime( LPC_Rtc_Time_t* pTime );
int RTC_SetDateTime( LPC_Rtc_DateTime_t* pDateTime );

int RTC_GetDate( LPC_Rtc_Date_t* pDate );
int RTC_GetTime( LPC_Rtc_Time_t* pTime );
int RTC_GetDateTime( LPC_Rtc_DateTime_t* pDateTime );

void RTC_SetIncInt( unsigned char IncIntType );
void RTC_DisableIncInt( void );

void RTC_SetAlarmInt( unsigned char AlarmIntType );
void RTC_DisableAlarmInt( void );
int RTC_SetAlarmDateTime( LPC_Rtc_DateTime_t* pDateTime );

int RTC_ClearInt( unsigned long IntType );
unsigned long RTC_CheckIntType( void );

void RTC_ISR( void );

void FormatDate( int Type , LPC_Rtc_Date_t* pDate , char* s );
void FormatTime( int Type , LPC_Rtc_Time_t* pTime , char* s );
void FormatDateTime( int Type , LPC_Rtc_DateTime_t* pDateTime , char* s );

extern void SysTimeUpdate( void );
extern void Alarm( void );

void RTC_Date_Time_Dispaly( void ) ;
void Rtc_Time_Set(void) ;

#endif  // __LPC_RTC_H