/*
 * DS18B20.h
 *
 * Created: 27.07.2021 20:52:53
 *  Author: User
 */ 


#ifndef DS18B20_H_
#define DS18B20_H_

#ifndef F_CPU
#define F_CPU 2000000L
#endif


// PIN
#define DS_DDR			DDRC
#define DS_PORT			PORTC
#define DS_PIN			0
#define DS_OUT			DS_DDR |= (1 << DS_PIN);
#define DS_IN			DS_DDR &= ~(1 << DS_PIN);

// DELAYS
#define DS_MASTERRESET_US	480
#define DS_WAIT_US			500
#define DS_WRITEZERO_US		60	
#define DS_WRITEONE_US		60
#define DS_WAIT_MS			750 


// COMMANDS
#define DS_SKIPROMCOMMAND	0xCC
#define DS_READROMCOMMAND	0x33
#define DS_WRITESCRATCH		0x4E
#define DS_READSCRATCH		0xBE
#define DS_CONVERTTEMP		0x44


// FUNCTION
void ds_masterreset();
void ds_command(uint8_t command);
void ds_writezero();
void ds_writeone();
void ds_readscratch();
void ds_converttemp();
void ds_readrom();
int ds_readbit();
uint8_t ds_readbyte();


uint8_t scratch[8];
uint8_t rom[6];
#endif /* DS18B20_H_ */