display.h

基于DS18B20温度测量系统

/*#include<reg52.h>

#define uchar unsigned char		  //0-255
#define uint unsigned int		  //0-65535	*/

sbit lcden=P3^4;
sbit lcdrs=P3^5;

void delay(uint i)		//延时子程序
{
	unsigned char x,y;
	for(x=i;x>0;x--)
		{
			for(y=110;y>0;y--);
		} 
	
}

void write_com(uchar com)	  //写命令
{
	lcdrs=0;
	P0=com;
	delay(10);
	lcden=1;
	delay(10);
	lcden=0;
}

void write_data(uchar date)		//写数据
{
	lcdrs=1;
	P0=date;
	delay(1);
	lcden=1;
	delay(1);
	lcden=0;
}

void init_lcd()					  //初始化液晶
{
	lcden=0;
	write_com(0x38);		 //显示模式设置
	write_com(0x0c);		 //显示开关及光标设置
	write_com(0x06);		 //显示整屏自动移动
	write_com(0x01);		 //清屏
}