/* 
 * File:   onewire.h
 * Author: justin
 *
 * Created on 31 May 2013, 14:45
 */

#ifndef ONEWIRE_H
#define	ONEWIRE_H

bool OW_reset(void);
void OW_write_bit(bool val);
bool OW_read_bit();
void OW_write_byte(unsigned char byte);
unsigned char OW_read_byte(void);

void OW_search_init();
bool OW_search(void);
void OW_start(void);

void OW_identify();
bool OW_parasite(void);
void OW_read_block(uint8_t code, uint8_t * data, uint8_t len);
void OW_convert();

/* these were private, but needed for debug */
inline void drive_OW_low(void);
inline void drive_OW_high(void);
inline void float_OW(void);
inline bool read_OW(void);

extern unsigned char romid[8];

#endif	/* ONEWIRE_H */