#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
sbit lcden=P3^4;
sbit rs=P3^5;
sbit rw=P3^6;
sbit dula=P2^6;
sbit wela=P2^7;
uchar table1[]="xingming:xxxxxxxxxxxx";
uchar table2[]="xuehao:11111111111 ";
void delay(uint x)
{
uint a,b;
for(a=x;a>0;a--)
for(b=10;b>0;b--);
}
void delay1(uint x)
{
uint a,b;
for(a=x;a>0;a--)
for(b=100;b>0;b--);
}
void write_com(uchar com)
{
P0=com;
rs=0;
lcden=0;
lcden=1;
lcden=0;
}
void write_date(uchar date)
{
P0=date;
rs=1;
lcden=0;
delay(10);
lcden=1;
delay(10);
lcden=0;
}
void init()
{
rw=0;
dula=0;
wela=0;
write_com(0x38); //顯示模式設(shè)置：16×2顯示，5×7點陣，8位數(shù)據(jù)接口
delay(20);
write_com(0x0c); //顯示模式設(shè)置
delay(20);
write_com(0x07); //顯示模式設(shè)置：光標右移，字符不移
delay(20);
write_com(0x01); //清屏幕指令，將以前的顯示內(nèi)容清除
delay(20);
}
void main()
{
uchar a;
init();
write_com(0x80);
delay(50);
for(a=0;a<18;a++)
{
write_date(table1[a]);
delay(40);
}
write_com(0x80+0x40);
delay(50);
for(a=0;a<18;a++)
{
write_date(table2[a]);
delay(40);
}
for(a=0;a<16;a++)
{
write_com(0x18); //左移
delay1(1000);
}
while(1);
} |
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