key.h

ＡＶＲ 门锁的程序 包含与模块通讯 密码按键

//各按键宏定义
#define KEY_N 255
#define KEY_0 0
#define KEY_1 1
#define KEY_ADD 1
#define KEY_2 2
#define KEY_DEL 2
#define KEY_3 3
#define KEY_4 4
#define KEY_5 5
#define KEY_6 6
#define KEY_7 7
#define KEY_8 8
#define KEY_9 9
#define KEY_A 10
#define KEY_B 11
#define KEY_D 12
#define KEY_R 13


void KeyInit(void);
void WaitKey(void);
unsigned char GetKey(void);
void ShowKey(unsigned char t);


#define TIME_WAIT_KEY 3

volatile unsigned char NowKey;
volatile unsigned char isHaveKey;