#include <avr/io.h>
#include <avr/pgmspace.h>
#include <avr/signal.h> 
#include <avr/eeprom.h>
#include <avr/delay.h>

#define uchar 	unsigned char
#define uint  	unsigned int


#define ds18b20_read_rom           0x33
#define ds18b20_match_rom          0x55
#define ds18b20_skip_rom           0xcc
#define ds18b20_search_rom         0xf0
#define ds18b20_alarm_search_rom   0xec
#define ds18b20_write_ram          0x4e
#define ds18b20_read_ram           0xbe
#define ds18b20_copy_ram           0x48
#define ds18b20_convert_tem        0x44
#define ds18b20_eecall_eeprom      0xb8
#define ds18b20_read_power_supply  0xb4