#include <reg52.h>
#define uchar unsigned char
#define uint  unsigned int
uchar scd=0;
#include <18b20.h>
#include <zhongduan.h>
#include <fasong.h>
void main()
{
   uchar i;
   time_int();          //定時初始化
   TR0=1;
   while(1)
   {if(scd==1)//進入中斷
    {tmpchange(); //溫度轉換，
     i=tmp();
     send_date[0]=i;
	fasong();//將溫度值發送出去
     scd=0;//將定時器中斷標志位清零
	 }
   }
}