pub enum KeyCodes {
    NO = 0x00,
    ROLLOVER,
    POSTFAIL,
    UNDEFINED,
    A,
    B,
    C,
    D,
    E,
    F,
    G,
    H,
    I,
    J,
    K,
    L,
    M, // 0x10
    N,
    O,
    P,
    Q,
    R,
    S,
    T,
    U,
    V,
    W,
    X,
    Y,
    Z,
    N1,
    N2,
    N3, // 0x20
    N4,
    N5,
    N6,
    N7,
    N8,
    N9,
    N0,
    ENTER,
    ESCAPE,
    BSPACE,
    TAB,
    SPACE,
    MINUS,
    EQUAL,
    LBRACKET,
    RBRACKET, // 0x30
    BSLASH,
    NONUSHASH,
    SCOLON,
    QUOTE,
    GRAVE,
    COMMA,
    DOT,
    SLASH,
    CAPSLOCK,
    F1,
    F2,
    F3,
    F4,
    F5,
    F6,
    F7, // 0x40
    F8,
    F9,
    F10,
    F11,
    F12,
    PSCREEN,
    SCROLLLOCK,
    PAUSE,
    INSERT,
    HOME,
    PGUP,
    DELETE,
    END,
    PGDOWN,
    RIGHT,
    LEFT, // 0x50
    DOWN,
    UP,
    NUMLOCK,
    KPSLASH,
    KPASTERISK,
    KPMINUS,
    KPPLUS,
    KPENTER,
    KP1,
    KP2,
    KP3,
    KP4,
    KP5,
    KP6,
    KP7,
    KP8, // 0x60
    KP9,
    KP0,
    KPDOT,
    NONUSBSLASH,
    APPLICATION,
    POWER,
    KPEQUAL,
    F13,
    F14,
    F15,
    F16,
    F17,
    F18,
    F19,
    F20,
    F21, // 0x70
    F22,
    F23,
    F24,
    EXECUTE,
    HELP,
    MENU,
    SELECT,
    STOP,
    AGAIN,
    UNDO,
    CUT,
    COPY,
    PASTE,
    FIND,
    MUTE,
    VOLUP, // 0x80
    VOLDOWN,
    LOCKINGCAPS,
    LOCKINGNUM,
    LOCKINGSCROLL,
    KPCOMMA,
    KPEQUALAS400,
    INT1,
    INT2,
    INT3,
    INT4,
    INT5,
    INT6,
    INT7,
    INT8,
    INT9,
    LANG1, // 0x90
    LANG2,
    LANG3,
    LANG4,
    LANG5,
    LANG6,
    LANG7,
    LANG8,
    LANG9,
    ALTERASE,
    SYSREQ,
    CANCEL,
    CLEAR,
    PRIOR,
    RETURN,
    SEPARATOR,
    OUT, // 0xA0
    OPER,
    CLEARAGAIN,
    CRSEL,
    EXSEL,

    /* Modifiers */
    LCTRL = 0xE0,
    LSHIFT,
    LALT,
    LGUI,
    RCTRL,
    RSHIFT,
    RALT,
    RGUI,
    // Missing internal_special_keycodes (tmk_core/common/keycode.h)
}