key.h

Digital Clock Source using ATmega8515 and 7Segment

#ifndef KEY_H
#define KEY_H

#include <avr/io.h>


#define KEY_DDR		DDRA
#define KEY_PORT	PORTA
#define KEY_PIN		PINA
	#define KEY_MODE	(KEY_PIN & 0x01)
	#define KEY_UP		(KEY_PIN & 0x02)
	#define KEY_DOWN	(KEY_PIN & 0x04)

void Init_KEY(void);

#endif