ds18b20.h

P89C61X2上的18b20程序

#ifndef DS18B20_H
#define DS18B20_H

#ifdef  DS18B20_GLOBALS
#define DS18B20_EXT
#else
#define DS18B20_EXT  extern
#endif

#define uchar unsigned char
#define uint unsigned int

DS18B20_EXT sbit DIO_Temp = P1^5;
DS18B20_EXT uchar Temp_Data_int;
DS18B20_EXT uchar Temp_Data_dec;
DS18B20_EXT bit Temp_sign;

//*******************定义函数********************
uart_EXT void Delay20uS(uchar dly);
uart_EXT void Delay15uS(uchar dly);
uart_EXT void RST_18B20(void);
uart_EXT void Write_Byet(uchar Byte);
uart_EXT uchar Read_Byte(void);
uart_EXT void Get_Temp(void);
#endif