/*按鍵定義*/
#define col1 247
#define col2 251
#define col3 253
#define col4 254
#define row1 254
#define row2 253
#define row3 251
#define row4 247

#define key0 22
#define key1 21
#define key2 31
#define key3 32
#define key4 33
#define key5 34
#define key6 41
#define key7 42
#define key8 43
#define key9 44
#define keyPoint 11
#define keyUp 23
#define keyDown 13
#define keyLeft 12
#define keyRight 14
#define keyEnt 24