happy 啊
终于搞定了 艰难，困苦啊。。。 虽然苦 虽然 纠结 虽然带了许淡淡的蛋疼。但确实学到了重要的知识。更清楚的了解了串口。
代码我贴出来 希望大家参考
#include <reg52.h>
#include<intrins.h>
#define uint unsigned int
#define uchar unsigned char
char shi, fen, miao,yue,ri,Sendate,o,p,b4num;
int menu,menu_aj,menu_yp1,menu_ads,menu_yp2,menu_guang1,menu_guang2,menu_tiao,menu_tiao2,menu_kai;
void wangxin_write(char *mes,int len)
{
int i;
for(i=0;i<len;i++)
{
SBUF=*mes++;
while(!TI);
TI=0;
}
}
uchar num,a,flag,s4num,num1,s5num,s6num,af,bf;
unsigned char t,j,m,n;
uchar aa;
uint count,s1num,nian,i;
uchar code table2[5]={0};
uchar code table3[]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16};
// uchar *string="menu";
sbit rs= P2^6;
sbit rw = P2^5;
sbit en = P2^7;
sbit s1=P1^0;
sbit s2=P1^1;
sbit s3=P1^2;
sbit s4=P1^3;
sbit s5=P1^4;
sbit s6=P1^5;
sbit s8=P1^7;
void meau();
uchar code table[]=" 2012-11-30";
uchar code table1[]=" 23:59:40";
void delay(uint z) //延时函数
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void write_com(uchar aa) //写命令
{
rs=0;
rw=0;
P0=aa;
delay(5);
en=1;
delay(5);
en=0;
}
//////////////////////////////////////////////
void write_data(uchar bb) //写数据
{
rs=1;
rw=0;
P0=bb;
delay(5);
en=1;
delay(5);
en=0;
}
void write_sfm(uchar add,uchar bb) //写时间
{
uchar shi,ge;
shi=bb/10;
ge=bb%10;
write_com(0x80+0x50+add);
write_data(0x30+shi);
write_data(0x30+ge);
}
void write_yr(uchar add1,uchar bb) //写日期
{
uchar s,g;
s=bb/10;
g=bb%10;
write_com(0x80+0x10+add1);
write_data(0x30+s);
write_data(0x30+g);
}
void write_n(uchar add2,uchar bb) //写年
{
uchar qi,ba,sh,gg;
qi=bb/1000;
ba=bb%1000/100;
sh=bb%100/10;
gg=bb%10;
write_com(0x80+0x10+add2);
write_data(0x30+qi);
write_data(0x30+ba);
write_data(0x30+sh);
write_data(0x30+gg);
}
//////////////////////////////////////////////////////////
void init() //初始化
{
miao=40;
fen=59;
shi=23;
nian=2012;
yue=11;
ri=30;
en=0;
write_com(0x38);
write_com(0x0c);
write_com(0x06);
write_com(0x01);
write_com(0x80+0x10);
for(num=0;num<12;num++)
{
write_data(table[num]);
delay(5);
}
write_com(0x80+0x50);
for(num=0;num<10;num++)
{
write_data(table1[num]);
delay(5);
}
for(num=0;num<16;num++)
{
write_com(0x18);
}
delay(200);
TMOD=0x20;
TH0=(256-200)/256;
TL0=(256-200)%256;
EA=1;
ET0=1;
TR0=1;
}
/////////////////////////////////////////////////////
void zuoyi()
{
for(o=0;o<1;o++)
{
write_com(0x18);
}
}
void youyi()
{
for(p=0;p<1;p++)
{
write_com(0x1c);
}
}
void guangbiaozuo()
{
for(o=0;o<1;o++)
{
write_com(0x0e);
write_com(0x10);
}
}
void tiaoshijian1()
{
miao++;
if(miao==60)
{
miao=0;
fen++;
if(fen==60)
{
fen=0;
shi++;
if(shi==24)
{
shi=0;
ri++;
if(ri==31)
{
ri=1;
yue++;
if(yue==13)
{
yue=1;
nian++;
if(nian==9999)
{
nian=0;
}
write_n(2,nian);
}
write_yr(7,yue);
}
write_yr(10,ri);
}
write_sfm(2,shi);
}
write_sfm(5,fen);
}
write_sfm(8,miao);
}
void tiaoshijian2()
{
miao--;
if(miao==-1)
{
miao=60;
fen--;
if(fen==-1)
{
fen=60;
shi--;
if(shi==-1)
{
shi=24;
ri--;
if(ri==-1)
{
ri=31;
yue--;
if(yue==-1)
{
yue=12;
nian--;
if(nian==-1)
{
nian=9999;
}
write_n(2,nian);
}
write_yr(7,yue);
}
write_yr(10,ri);
}
write_sfm(2,shi);
}
write_sfm(5,fen);
}
write_sfm(8,miao);
}
void guangbiaoyou()
{
for(p=0;p<1;p++)
{
write_com(0x0e);
write_com(0x14);
}
}
///////////////////////////////////////
void keyscan() //调节日期时间
{
if(s1==0)
{
delay(5);
if(s1==0)
{ s1num++;
while(!s1);
if(s1num==1)
{
TR0=0;
write_com(0x80+0x50+8);
write_com(0x0f);
}
}
if(s1num==2)
{
write_com(0x80+0x50+5);
}
if(s1num==3)
{
write_com(0x80+0x50+2);
}
if(s1num==4)
{
write_com(0x80+0x10+10);
}
if(s1num==5)
{
write_com(0x80+0x10+7);
}
if(s1num==6)
{
write_com(0x80+0x10+2);
}
if(s1num==7)
{
s1num=0;
write_com(0x0c);
TR0=1;
}
}
if(s1num!=0)
{
if(s2==0)
{
delay(5);
if(s2==0)
{
while(!s2);
if(s1num==1)
{
miao++;
if(miao==60)
miao=0;
write_sfm(8,miao);
write_com(0x80+0x50+8);
}
if(s1num==2)
{
fen++;
if(fen==60)
fen=0;
write_sfm(5,fen);
write_com(0x80+0x50+5);
}
if(s1num==3)
{
shi++;
if(shi==24)
shi=0;
write_sfm(2,shi);
write_com(0x80+0x50+2);
}
if(s1num==4)
{
ri++;
if(ri==31)
ri=1;
write_yr(10,ri);
write_com(0x80+0x10+10);
}
if(s1num==5)
{
yue++;
if(yue==13)
yue=1;
write_yr(7,yue);
write_com(0x80+0x10+7);
}
if(s1num==6)
{
nian++;
if(nian==9999)
nian=1;
write_n(2,ri);
write_com(0x80+0x10+2);
}
}
}
if(s3==0)
{
delay(5);
if(s3==0)
{
while(!s3);
if(s1num==1)
{
miao--;
if(miao==-1)
miao=59;
write_sfm(8,miao);
write_com(0x80+0x50+8);
}
if(s1num==2)
{
fen--;
if(fen==-1)
fen=59;
write_sfm(5,fen);
write_com(0x80+0x50+5);
}
if(s1num==3)
{
shi--;
if(shi==-1)
shi=23;
write_sfm(2,shi);
write_com(0x80+0x50+2);
}
if(s1num==4)
{
ri--;
if(ri==0)
ri=30;
write_yr(10,ri);
write_com(0x80+0x10+10);
}
if(s1num==5)
{
yue--;
if(yue==0)
shi=12;
write_yr(7,yue);
write_com(0x80+0x10+7);
}
if(s1num==6)
{
nian--;
if(nian==0)
nian=1;
write_n(2,nian);
write_com(0x80+0x10+2);
}
}
}
}
}
void init1()
{
TMOD=0x20;
TH1=0xf3;
TL1=0xf3;
PCON=0x80;
TR1=1;
SCON=0x50;
ES=1;
EA=1;
}
/////////////////////////////////////////
void main() //主函数
{
init();
while(1)
{
// keyscan();
init1();
while(1)
{
if(flag==1)
{
flag=0;
if(menu==1)
{
ES=0;
menu=0;
wangxin_write("a调时间 b左移 c右移 d光标左移 e光标右移 f时间增加 g时间减少 h恢复时间 ",133);
ES=1 ;
}
if(menu_aj==1)
{
ES=0;
menu_aj=0;
while(1)
{
keyscan();
}
ES=1;
}
if(menu_yp1==1)
{
ES=0;
menu_yp1=0;
zuoyi();
ES=1;
}
if(menu_yp2==1)
{
ES=0;
menu_yp2=0;
youyi();
ES=1;
}
if(menu_guang1==1)
{
ES=0;
TR0=0;
menu_guang1=0;
guangbiaozuo();
ES=1;
}
if(menu_guang2==1)
{
ES=0;
TR0=0;
menu_guang2=0;
guangbiaoyou();
ES=1 ;
}
if(menu_tiao==1)
{
ES=0;
TR0=0;
menu_tiao=0;
tiaoshijian1();
ES=1;
}
if(menu_tiao2==1)
{
ES=0;
TR0=0;
menu_tiao2=0;
tiaoshijian2();
ES=1;
}
if(menu_kai==1)
{
ES=0;
TR0=1;
menu_kai=0;
ES=1;
}
}
}
}
}
void timer0() interrupt 1
{
TH0=(256-200)/256;
TL0=(256-200)%256;
count++;
if(count==250)
{
count=0;
miao++;
if(miao==60)
{
miao=0;
fen++;
if(fen==60)
{
fen=0;
shi++;
if(shi==24)
{
shi=0;
ri++;
if(ri==31)
{
ri=1;
yue++;
if(yue==13)
{
yue=1;
nian++;
if(nian==9999)
{
nian=0;
}
write_n(2,nian);
}
write_yr(7,yue);
}
write_yr(10,ri);
}
write_sfm(2,shi);
}
write_sfm(5,fen);
}
write_sfm(8,miao);
}
}
void ser() interrupt 4
{
RI=0;
aa=SBUF;
flag=1;
if(aa=='1')
menu=1;
else if(aa=='a')
menu_aj=1;
else if(aa=='b')
menu_yp1=1;
else if(aa=='c')
menu_yp2=1;
else if(aa=='d')
menu_guang1=1;
else if(aa=='e')
menu_guang2=1;
else if(aa=='f')
menu_tiao=1;
else if(aa=='g')
menu_tiao2=1;
else if(aa=='h')
menu_kai=1;
}