rtc.c

在ARM7上调试通过的金鹏串行12864程序

/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			main.c
** Last modified Date:  2004-09-16
** Last Version:		1.0
** Descriptions:		The main() function example template
**
**------------------------------------------------------------------------------------------------------
** Created by:			Chenmingji
** Created date:		2004-09-16
** Version:				1.0
** Descriptions:		The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
**
********************************************************************************************************/
#include "config.h"
#include "LCD_J.h"

#define x1 0x80
#define x2 0x88
#define y 0x80
#define comm 0
#define dat 1

/************************************************
function: display table
***********************************************/
void LCD_disp(uint8  *chn)
{
	uint8 i,j;  
	W_LCD (comm,0x30);
//		Delay_10_us(5);
	W_LCD (comm,0x80);//设定DDRAM地址
//		Delay_10_us(5);
	for(j=0;j<4;j++)
		{
			for(i=0;i<16;i++)
			W_LCD(dat,chn[j*16+i]);
//				Delay_10_us(5);
		}
}
///////////////end function///////////////////

/*********************************************************************************************************
** Function name:		RTCInit
** Descriptions:		初始化实时时钟
** input parameters:    无
** output parameters:   无
** Returned value:      无
*********************************************************************************************************/
void RTCInit (void)
{
	PREINT  = (Fpclk*5) / 32768 - 1;	/* 设置基准时钟分频器           */
	PREFRAC = (Fpclk*5) - ((Fpclk*5) / 32768) * 32768;
	
	CCR     = 0x00;	                   /* 禁止时间计数器               */
	
	YEAR    = 2008;  //年
	MONTH   = 10;  //月
	DOM     = 28;  //日
	DOW     = 4;   //星期
	HOUR    = 7; //时
	MIN     = 59;  //分
	SEC     = 58;  //秒
	
	CIIR    = 0x01;	                    /* 设置秒值的增量产生1次中断    */
	CCR     = 0x01;	                    /* 启动RTC                      */
}
////////////////end function///////////////////////

/*********************************************************************************************************
** Function name:		TIME_disp
** Descriptions:		将RTC时间值发送到液晶显示
** input parameters:    uiDat   要发送的数据
** output parameters:   无
** Returned value:      无
*********************************************************************************************************/
void TIME_disp (void)
{
	uint32 uiDatas;
	uint32 uiTimes;
	uint32 bak;
	
	uiTimes = CTIME0;		   /* 读取完整的时钟寄存器     */
	uiDatas = CTIME1;
	
	bak = (uiDatas >> 16) & 0xfff;	/* 获取 年     */
	W_LCD (comm,0x88);
//	Delay_10_us(5);	
	W_LCD(dat,(bak/1000+0x30));  
//	Delay_10_us(5);
	bak = bak % 1000;
	W_LCD(dat,(bak/100+0x30));
//	Delay_10_us(5);
	bak = bak % 100;
	W_LCD (comm,0x89);
//	Delay_10_us(5);
	W_LCD(dat,(bak/10+0x30));
//	Delay_10_us(5);
	W_LCD(dat,(bak%10+0x30));
//	Delay_10_us(5);	
	W_LCD (comm,0x8a);//

//	Delay_10_us(5);	 //-
	W_LCD(dat,0x2d);

	bak = (uiDatas >> 8) & 0x0f; /* 获取 月    */
//	Delay_10_us(5);
	W_LCD(dat,(bak/10+0x30));
//	Delay_10_us(5);
	W_LCD (comm,0x8b);
//	Delay_10_us(5);
	W_LCD(dat,(bak%10+0x30));
//	Delay_10_us(5);
	
	W_LCD(dat,0x2d);//-
//	Delay_10_us(5);
	
	W_LCD (comm,0x8c);	
	bak = uiDatas & 0x1f;	/* 获取 日        */
//	Delay_10_us(5);
	W_LCD(dat,(bak/10+0x30));
//	Delay_10_us(5);
	W_LCD(dat,(bak%10+0x30));
	
	
		
	bak = (uiTimes >> 16) & 0x1f;	     /* 获取 小时   */
//	Delay_10_us(5);
	W_LCD (comm,0x98);
//	Delay_10_us(5);
	W_LCD(dat,(bak/10+0x30));
//	Delay_10_us(5);
	W_LCD(dat,(bak%10+0x30));
//	Delay_10_us(5);
	
	bak = (uiTimes >> 8) & 0x3f;	/* 获取 分钟    */
	W_LCD (comm,0x99);
//	Delay_10_us(5);
	W_LCD(dat,0x3a);//:
//	Delay_10_us(5);
	W_LCD(dat,(bak/10+0x30));
//	Delay_10_us(5);
	W_LCD (comm,0x9a);
//	Delay_10_us(5);
	W_LCD(dat,(bak%10+0x30));
//	Delay_10_us(5);
	
	W_LCD(dat,0x3a);//:
//	Delay_10_us(5);
	bak = uiTimes & 0x3f;
	W_LCD (comm,0x9b);			/* 获取 秒钟  */
//	Delay_10_us(5);
	W_LCD(dat,(bak/10+0x30));
//	Delay_10_us(5);
	W_LCD(dat,(bak%10+0x30));

//	Delay_10_us(5);
	
	W_LCD (comm,0x9f);
//	Delay_10_us(5);
	bak = (uiTimes >> 24) & 0x07;	 /* 获取 星期  */
	W_LCD(dat,bak+0x30); 
//	Delay_10_us(5);		
}

/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/