Android keyCodes list

Comment
a - z
29 - 54

"0" - "9"
7 - 16

BACK BUTTON - 4
MENU BUTTON - 82

UP, DOWN, LEFT, RIGHT
19, 20, 21, 22

SELECT (MIDDLE) BUTTON - 23

SPACE - 62
SHIFT - 59
ENTER - 66
BACKSPACE - 67