#ifndef _key_h_
#define _key_h_

#include <ds89c4xx.h>
#include "mytype.h"

extern volatile uint8 KeyCurrent,KeyOld,KeyNoChangedTime;
extern volatile uint8 KeyPress,KeyDown,KeyUp,KeyLast;
extern volatile uint8 KeyChangeable;

void KeyInit(void);

#define KeyIO	P1

#define KEY1	0x01
#define KEY2	0x02
#define KEY3	0x04
#define KEY4	0x08
#define KEY5	0x10
#define KEY6	0x20
#define KEY7	0x40
#define KEY8	0x80

#endif