ds18b20.h

ARM7 + DS18B20的驱动程序

#ifndef _DS18B20_H_
#define _DS18B20_H_

#define ds18b20_PORT rPDATC
#define ds18b20_DQ 0 

extern unsigned int sdata;	
extern unsigned char xiaoshu;	

void Init_DS18B20(void);
unsigned char ReadOneChar(void);
void WriteOneChar(unsigned char dat); 
void ReadTemperature(void);

#endif