1602.c

DS12887+1602（带温度）原理图和程序

#include <REGX52.H>
#include "1602.h"
uchar code table[]="I Love You!";
uchar code table1[]="DIAN QI 0603!";
void init();
void lcd_write_com(uchar command); //1602写指令函数
void lcd_write_data(uchar date);   //1602写数据函数
void delay(uint a);
void main()
{

	uint num=0;
	init();			 //初始化
	lcd_write_com(0x80+0x10);  //设置指针地址为首行
	for(num=0;num<11;num++)	   //将table字符串写入
	{
		lcd_write_data(table[num]);
		
		delay(20);
     }
	 lcd_write_com(0x80+0x50);	 //设置指针地址为第二行
	 for(num=0;num<13;num++)	 //将table1字符串写入
	 {
	 	lcd_write_data(table1[num]);
	
		delay(20);
	 }
	 for(num=0;num<16;num++)	 //整平移动字符
	 {
	 	lcd_write_com(0x18);
		delay(400);
	 }

	while(1);	
}
void init()
{
	lcd_write_com(0x38);			  //设置显示模式
	lcd_write_com(0x0f);			  //光标闪烁

	lcd_write_com(0x01);			  //清屏
}
void lcd_write_com(uchar command)
{								     //写命令
	lcdrs=0;
	lcdrw=0;
	P0=command;
	delay(5);
	lcden=1;
	delay(10);
	lcden=0;
}
void lcd_write_data(uchar date)
{
	lcdrs=1;					 //写数据
	lcdrw=0;
	P0=date;
	delay(5);
	lcden=1;
	delay(10);
	lcden=0;
}
void delay(uint a)
{
	uint x,y;
	for(x=a;x>0;x--)
		for(y=110;y>0;y--);
}