1602.txt

单片机写的程序都含有Protues仿真结果

#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table[]="I LIKE 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;
uchar SG1[16]="Made by WangMing";
uchar SG0[16]="I love DPJ";

void delay(uint z)
{
	uint x,y;
	for(x=z;x>0;x--)
		for(y=110;y>0;y--);
}
void write_com(uchar com)
{
	lcdrs=0;
	P0=com;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;
}

void write_data(uchar date)
{
	lcdrs=1;
	P0=date;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;
}
void init()
{
	dula=0;
	wela=0;
	lcden=0;
	write_com(0x38); //	 设置16*2显示
	write_com(0x0f); //开显示 ，显示光标，光标闪烁
	write_com(0x06); //当读写完一条后，指针加一
	write_com(0x01); //清屏

}
void main()
{
	init();
  write_com(0x80+0x10);
for(num=0;num<10;num++)
  { write_data(SG0[num]);
      delay(20);   }
  for(num=0;num<16;num++)
  {	write_com(0x1c);//全屏左移
  delay(200);
  }

 write_com(0x80+0x50);//起启指针
for(num=0;num<16;num++)
  { write_data(SG1[num]);
      delay(100);   }
for(num=0;num<16;num++)
  {	write_com(0x1c);// 全屏左移
  delay(200);	   
  }

 
}