drv_cld.c

来自「基于MSP430FG4618MCU的铭正同创LCD驱动程序。」· C语言 代码 · 共 45 行

#include "sys_def.h"
#include "drv_cld.h"

/*******************************************************************************
// 外部变量定义
*******************************************************************************/
char acCalendar[32];

/*******************************************************************************
// 外部函数定义
*******************************************************************************/
// 0xFFE0 Real Time Clock IRQ
#pragma vector=BASICTIMER_VECTOR
__interrupt void IrqRealTimeClock(void)
{
	RTCCTL |= RTCHOLD;
	sprintf(acCalendar, "%04u/%02u/%02u %02u:%02u:%02u",
			RTCYEAR, RTCMON, RTCDAY, RTCHOUR, RTCMIN, RTCSEC);
	RTCCTL &= ~RTCHOLD;
	
	return;
}

//Calendar Init
void CldInit()
{
	RTCCTL = RTCHOLD + RTCMODE1 + RTCMODE0 + RTCIE;
	BTCNT1 = 0;					//1901/01/01 0 00:00:00
	BTCNT2 = 0;
	RTCSEC = 0;
	RTCMIN = 0;
	RTCHOUR = 0;
	RTCDOW = 0;
	RTCDAY = 1;
	RTCMON = 1;
	RTCYEAR = 1901;
	
	sprintf(acCalendar, "%04u/%02u/%02u %02u:%02u:%02u",
			RTCYEAR, RTCMON, RTCDAY, RTCHOUR, RTCMIN, RTCSEC);
	IFG2 &= ~BTIFG;
	IE2 |= BTIE;
	RTCCTL &= ~RTCHOLD;
	
	return;
}