#include QMK_KEYBOARD_H
enum layer_names {
_BASE, _FN, _FN2, _FN3 };
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_BASE] = LAYOUT_ortho_5x4(
KC_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
KC_P7, KC_P8, KC_P9, KC_PPLS,
KC_P4, KC_P5, KC_P6, KC_PPLS,
KC_P1, KC_P2, KC_P3, KC_PENT,
KC_P0, KC_P0, KC_PDOT, KC_PENT
),
[_FN] = LAYOUT_ortho_5x4(
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______
),
[_FN2] = LAYOUT_ortho_5x4(
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______
),
[_FN3] = LAYOUT_ortho_5x4(
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______,
_______, _______, _______, _______
)
};