ye01.c

管理器

#include<reg51.h>
#define uint unsigned int
#define uchar unsigned char
uchar code table[]="I like MCU!";
uchar code table1[]="www.hao123.com";
sbit lcden=P3^4;
sbit lcdrs=P3^5;
sbit dula=P2^6;
sbit wela=P2^7;
uchar num;
void delay(uchar z)
{
uchar x,y;
for(x=z;x>0;x--)
for(y=124;y>0;y--);
}
void write_com(uchar com)     //命令
{
lcdrs=0;
P0=com;  //数据
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_data(uchar date)  //数据
{
lcdrs=1;
P0=date; //数据
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void init()
{
dula=0;
wela=0;
lcden=0;
write_com(0x38);
write_com(0x0e);
write_com(0x06);
write_com(0x01);
write_com(0x90);
}
void main()
{
init();
	for(num=0;num<11;num++)
		{
		write_data(table[num]);
		delay(20);
		}
//write_com(0x01);//清屏指令
write_com(0x80+53);//设置第二行，
	for(num=0;num<13;num++)
		{
		write_data(table1[num]);
		delay(20);
		}
	for(num=0;num<16;num++)
		{
		write_com(0x18);//整体左移
		delay(20);
		}
while(1);
}