lcd1602.c

来自「lcd1602显示」· C语言 代码 · 共 36 行

#include<reg52.h>
#include"data.h"
#include"delay12.h"
sbit lcdrs=P2^5;
sbit lcdrw=P2^6;
sbit lcden=P2^7;
void writecom(uchar com)  
{	
    lcdrw=0;
	lcdrs=0;
	P0=com;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;
}
void writedata(uchar date)
{	
	lcdrw=0;
	lcdrs=1;
	P0=date;
	delay(5);
	lcden=1;
	delay(5);
	lcden=0;
}
void init()
{
	lcden=0;
	lcdrw=0;
	writecom(0x38);
	writecom(0x0c);
	writecom(0x06);
	writecom(0x01);
	writecom(0x80+0x40);
}