qmk_firmware_custom/keyboards/clockworkpi_keypad/keymaps/default/keymap.c

[0] = LAYOUT_keypad(
  KC_ESC,  MO(1),       KC_SPC, KC_ENT,

       KC_UP                 KC_I,
  KC_LEFT, KC_RIGHT,    KC_U,    KC_K,
       KC_DOWN,              KC_J,

  KC_HOME, KC_PGUP, MO(1), KC_PGDN, KC_END
),

[1] = LAYOUT_keypad(
  KC_BSPC, MO(1),       KC_PMNS, KC_PPLS,

       KC_UP                 KC_O,
  KC_LEFT, KC_RIGHT,    KC_Y,    KC_L,
       KC_DOWN,              KC_H

  KC_H,    KC_Y,    MO(1), KC_O,    KC_L
)