学步园

#include <reg52.h>

#define uint unsigned int
#define uchar unsigned char
uchar code table[]="I LOVE MUC!";
uchar code table1[]="WWW.TCMUC.COM";

sbit lcden=P3^4;
sbit lcdrs=P3^5;

uchar num;

void dalay(uint z)
{
	uint x,y;
	for(x=z;x>0;x--)
		for(y=110;y>0;y--);
}

//写命令
void write_com(uchar com)
{
	lcdrs=0;
	P0=com;
	dalay(5);
	lcden=1;
	dalay(5);
	lcden=0;
}
//写数据
void write_data(uchar date)
{
	lcdrs=1;
	P0=date;
	dalay(5);
	lcden=1;
	dalay(5);
	lcden=0;
}
//LCD1602初始化
void init()
{
	lcden=0;
	write_com(0x38);
	write_com(0x38);
	write_com(0x0c);
	write_com(0x06);
	write_com(0x01);
}

void main()
{
	init();
	//第一行
	write_com(0x80);
	for(num=0;num<11;num++)
	{
		write_data(table[num]);
		dalay(5);
	}
	
	//第二行
	write_com(0x80+0x40);
	for(num=0;num<13;num++)
	{
		write_data(table1[num]);
		dalay(5);
	}
	while(1);
}