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资源说明：**********************************************/
#include
#define uchar unsigned char
#define uint unsigned int
uchar code table[]=" 2013-07-30 WED ";
uchar code table1[]=" 21:14:55";
uchar code table2[]=" 579259 ";
uchar code table3[]="Made by Lisongze";
uchar code table4[]="MONTUEWEDTHUFRISATSUN";
uchar count,s1num;
char miao,fen,shi,ri,yue;
uint nian;
sbit lcd_rs = P0^5;
sbit lcd_rw = P0^6;
sbit lcd_en = P0^7;
sbit s1=P3^7;
sbit s2=P3^6;
sbit s3=P3^5;
sbit g=P3^0;
void delay(uint z)//延时子函数
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void write_com(uchar com)//写命令函数
{
lcd_rs = 0;
P2= com;
delay(5);
lcd_en=1;
delay(5);
lcd_en=0;
}
void write_date(uchar date)//写数据函数
{
lcd_rs = 1;
P2= date;
delay(5);
lcd_en=1;
delay(5);
lcd_en=0;
}
void init()//初始化函数
{
int num;
shi=21;
fen=14;
miao=55;
ri=30;
yue=7;
nian=2013;
lcd_en=0;
lcd_rw=0;
write_com(0x38);//显示设置模式
write_com(0x0c);//00001100开显示，不显示光标，光标不闪烁
write_com(0x06);//00000110地址指针加一，整屏不移动
write_com(0x01);//清屏
write_com(0x80);
for(num=0;num<16;num++)//显示数字579259
{
write_date(table2[num]);
delay(300);
}
write_com(0x80+0x40);
for(num=0;num<16;num++)//显示made by lisongze
{
write_date(table3[num]);
delay(300);
}
delay(5000);
write_com(0x01);
write_com(0x80);
for(num=0;num<16;num++)//显示日期
{
write_date(table[num]);
delay(5);
}
write_com(0x80+0x40);
for(num=0;num<12;num++)//显示时间
{
write_date(table1[num]);
delay(5);
}
TMOD=0x01;//启动定时器中断
TH0=(65535-50000)/256;
TL0=(65535-50000)%256;
EA=1;
ET0=1;
TR0=1;//打开定时器
}
void write_sfm(uchar add,uchar date)//写时分秒函数
{
uchar shi,ge;
shi=date/10;
ge=date;
write_com(0x80+0x40+add);
write_date(0x30+shi);
write_date(0x30+ge);
}
void write_nyr(uint add,uint date)//写年月日函数，此处若用uchar范围只有0-255
{ //不够，改用uint(0-65535)
uint qian,bai,shi,ge;
qian=date/1000;
bai=date00/100;
shi=date0/10;
ge=date;
write_com(0x80+add);
write_date(0x30+qian);
write_date(0x30+bai);
write_date(0x30+shi);
write_date(0x30+ge);
}
void write_yr(uchar add,uchar date)//写月日函数
{
uchar shi,ge;
shi=date/10;
ge=date;
write_com(0x80+add);
write_date(0x30+shi);
write_date(0x30+ge);
}
void keyscan()//按键扫描函数
{
int m,n;
g=0;//将矩阵键盘当做独立键盘使用
if(s1==0)
{
delay(5);
if(s1==0)//按键1光标移位扫描
{
s1num++;
if(s1num==1)
{ while(!s1);//等待按键松手
write_com(0x80+0x40+10);
TR0=0;//关闭定时器
write_com(0x0f);
}
if(s1num==2)
{
while(!s1);
write_com(0x80+0x40+7);
}
if(s1num==3)
{
while(!s1);
write_com(0x80+0x40+4);
}
if(s1num==4)
{
while(!s1);
write_com(0x80+3);
}
if(s1num==5)
{
while(!s1);
write_com(0x80+6);
}
if(s1num==6)
{
while(!s1);
write_com(0x80+9);
}
if(s1num==7)
{
while(!s1)
write_com(0x80+13);
}
if(s1num==8)
{
while(!s1);
s1num=0;
write_com(0x0c);
TR0=1;//开定时器
}
}
}
if(s1num!=0)
{
if(s2==0)//按键2加功能
{
delay(5);
if(s2==0)
{
while(!s2);
if(s1num==1)//秒加
{
miao++;
if(miao==60)
{
miao=0;
}
write_sfm(10,miao);
write_com(0x80+0x40+10);
}
if(s1num==2)//分加
{
fen++;
if(fen==60)
{
fen=0;
}
write_sfm(7,fen);
write_com(0x80+0x40+7);
}
if(s1num==3)//时加
{
shi++;
if(shi==24)
{
shi=0;
}
write_sfm(4,shi);
write_com(0x80+0x40+4);
}
if(s1num==4)//年加
{
nian++;
if(nian==10000)
{
nian=2000;
}
write_nyr(1,nian);
write_com(0x80+3);
}
if(s1num==5)//月份加
{
yue++;
if(yue==13)
{
yue=1;
}
write_yr(6,yue);
write_com(0x80+6);
}
if(s1num==6)//日期加
{
ri++;
if(ri==29&&yue==2&&!((nian%4==0&&nian0!=0)||nian%400==0))
{
ri=1;//平年
}
if(ri==30&&yue==2&&((nian%4==0&&nian0!=0||nian%400==0)))
{
ri=1;//闰年
}
if(ri==31&&(yue==4||yue==6||yue==9||yue==11))
{
ri=1;
}
if(ri==32)
{
ri=1;
}
write_yr(9,ri);
write_com(0x80+9);
}
if(s1num==7)//星期加
{
m=m+3;
if(m==21)
m=0;
write_com(0x80+12);
for(n=m;n
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