//digimot
//1820.h
// 1-wire Dallas 1820 temperature sensor 
//**********************************************************************
//	Here fill in port and pin of the Dallas 1820
//......................................................................
#define D1820_PORT 	PORTA 
#define D1820_DDR  	DDRA
#define D1820_P		PA0
#define D1820_PIN	PINA
//End of fillings
//**********************************************************************
#define P_OUT 		D1820_DDR |= (1<<D1820_P)
#define	P_IN		D1820_DDR &=~(1<<D1820_P)
#define DQ_HIGH		D1820_PORT|=(1<<D1820_P)
#define DQ_LOW		D1820_PORT&=~(1<<D1820_P)
//**********************************************************************
extern void init_D1820(void);
extern uint8_t reset(void);
extern void send_byte(uint8_t);
extern uint8_t receive_byte(void);
extern void read_rom(void);
extern void match_rom(void);
extern void skip_rom(void);

extern void convert_t(void);
extern void read_t(void);