#include“reg52.h“
#include“stdio.h“
#include“math.h“
#include“absacc.h“
#include“intrins.h“?

typedef?unsigned?char?uchar;
typedef?unsigned?int??uint;
uchar?UART_buff;
uchar?recive=0;
unsigned?char?code?tab[]={“0123456789“};
uchar?dt[6]kd=0;
sbit?rs=P2^6;????????????
sbit?rw=P2^5;???????????
sbit?en=P2^7;
void?Delay（unsigned?int?x）
{
	unsigned?int?i;
	for（i=0;i}
void?lcd_wcom（uchar?com）???????????
{
????rs=0;???????????????
????rw=0;???????????????
????P0=com;???????????
????Delay（5）;???????
????en=1;???????????
????en=0;
}
void?lcd_wdat（uchar?dat）???????
{
????rs=1;????????????
????rw=0;????????????
????P0=dat;????????
????Delay（5）;??????
????en=1;????????
????en=0;
?}
void?lcd_init（void）?????????????
{
????lcd_wcom（0x38）;???????????
????lcd_wcom（0x0c）;??????
????lcd_wcom（0x06）;????
????lcd_wcom（0x01）;????
}
void?display_ready（）?????????????
{
????lcd_wcom（0x80+0x00）;
????lcd_wdat（‘R‘）;
????lcd_wdat（‘e‘）;
	lcd_wdat（‘a(chǎn)‘）;
	lcd_wdat（‘d‘）;
	lcd_wdat（‘y‘）;
????lcd_wdat（‘?‘）;
	lcd_wdat（‘r‘）;
	lcd_wdat（‘e‘）;
	lcd_wdat（‘c‘）;
	lcd_wdat（‘i‘）;
	lcd_wdat（‘v‘）;
	lcd_wdat（‘e‘）;
}
void?displa