lcdec0802a4.c

来自「显示屏LCDEC0802A4用的C程序及LCD资料」· C语言 代码 · 共 62 行

#include<reg52.h>
#define uchar unsigned char
sbit lcdrs=P3^0;
sbit lcdrw=P3^1;
sbit lcden=P3^2;
uchar code table[]="ABCDEFGH";
uchar code table1[]="abcdefgh";
void delay(uchar z)
{
	uchar x,y;
	for(x=z;x>0;x--)
		for(y=110;y>0;y--);
}
void write_com(uchar com)
{
	lcdrs=0;
	lcden=0;
	P2=com;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;	
}
void write_data(uchar date)
{
	lcdrs=1;
	lcden=0;
	P2=date;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;	
}
void init()
{
	lcdrw=0;
	lcden=1;
	lcdrs=1;
	write_com(0x38);
	write_com(0x0f);
	write_com(0x06);
	write_com(0x01);
	write_com(0x80);
}
void main()
{
	uchar a;
	init();
	for(a=0;a<8;a++)
	{
		write_data(table[a]);
		delay(5);
	}
	write_com(0x80+0x40);
	for(a=0;a<8;a++)
	{
		write_data(table1[a]);
		delay(5);
	}
	while(1);
}