#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table[]="THIS IS MCU!";
uchar code table1[]="WWW.TXMCU.COM";
sbit lcden=P3^4;
sbit lcdrs=P3^5;
sbit dula=P2^6;
sbit wela=P2^7;
uchar num;
void delay(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void write_com(uchar com)//根据写时序图写出指令程序
{
lcdrs=0;
P0=com;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_data(uchar date)//根据写时序图写出数据程序
{
lcdrs=1;
P0=date;
delay(5);
lcden=1;
delay(5);
……