lesson8.c

lcd1602.驱动程序和1602中文资料

#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table[]="temp is 12 C";
uchar code table1[]="ALEN SHEN !!!";
sbit lcden=P3^4;
sbit lcdrs=P3^5;
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)
{
	lcdrs=0;
	P2=com;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;
}

void write_data(uchar date)
{
	lcdrs=1;
	P2=date;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;
}
void init()
{
	
	lcden=0;
	write_com(0x38);
	write_com(0x0f);
	write_com(0x05);
	write_com(0x01);
	write_com(0x80+0x19);
}
void main()
{
	init();
	for(num=0;num<11;num++)
	{
		write_data(table[num]);
		delay(10);
	}

	write_com(0x80+0x59);
	for(num=0;num<13;num++)
	{
		write_data(table1[num]);
		delay(10);
	}
	/*for(num=0;num<6;num++)
	{
		write_com(0x18);
		delay(200);
	}*/
//write_data('1');
	while(1);
}