onewire.h

#ifndef _ONEWIRE_H_
#define _ONEWIRE_H_

/*########################Constants####################################*/
#define F_CPU 8000000UL  // Frequency of the microcontroller

#define WIRE_PORT PORTB
#define WIRE_DDR  DDRB
#define WIRE_PIN  PINB
#define WIRE      0  // Port 1-wire

/*#################################Functions#############################################*/
uint8_t onewire_init();                          // Initialization port
uint8_t onewire_reset();                         // Reset signal
void onewire_send_bit(uint8_t bit);              // Bit transfer
uint8_t onewire_read_bit();                      // Bit recieve
void onewire_send_byte(uint8_t byte);            // Byte transfering
uint8_t onewire_read_byte();                     // Byte recieving
uint8_t onewire_crc(uint8_t crc, uint8_t byte);  // Check CRC
uint8_t onewire_skip_rom();                      // Ignore the address
uint8_t onewire_read_rom(
    uint8_t* rom_addr);  // Reading the address of the device
uint8_t onewire_match_rom(uint8_t* rom_addr);  // Address selection
uint8_t* onewire_search_rom();                 // Address search
uint8_t onewire_last_rom();                    // Select of the latter device
void search_rom_init();                        // Setting up search address

#endif