#include <reg51.h>
#include "delay.h"
#include "LCD1602.h"
#include <stdio.h>
#include "DS18B20.h"
sbit Trig1 = P1^0;
sbit Echo1 = P1^1;
unsigned char TimeH,TimeL;unsigned int time=0;int distance1,distance2;
char dis_lcd[18];float wendu=0;int set=200;sbit beep=P1^3;
sbit key1=P3^5;sbit key2=P3^6;
void Timer0Init()
{ TMOD|=0X01;
TH0=0; TL0=0; TF0=0; ET0=1; EA=1;}
void delay(int z){ int i,j; for(i=z;i>0;i--)
for(j=1000;j>0;j--);}void main()
//÷{ delay_ms(500); InitLcd1602();
while(1) { Timer0Init(); Trig1=1; delay(1); Trig1=0;
while(Echo1==0); //±Echo±±¨±÷ó??? TR0=1;
while(Echo1==1);//Echo± TimeL=TL0;//±Echo,TH0,TL0??? TimeH=TH0; Trig1=0; TR0=0; time=TimeH; time<<=8; time+=TimeL; distance1=(int)(time*0.17);//à ±*
wendu=readtemp();//
distance2=(int)(time*((331.5+0.607*wendu)/2000.0));
if(key1==0) {set=set+10; if(set>999){set=0;}}
if(key2==0) {set=set-10;if(set<=0) |
