ds18b20.c

温度传感器 电子时钟 !!!!!!!

#include<reg52.h>
#include<intrins.h>
sbit PORT=P1^3;
unsigned char bdata tp1;
unsigned char bdata tp2;
unsigned char bdata hch;
unsigned char tpl;
unsigned char tph;
unsigned char tp;
sbit a0=hch^0;
sbit tp1_7=tp1^7;
sbit tp2_7=tp2^7;
void delay(int n);

//********************************
/*
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