qmk_firmware/keyboards/sendyyeah/75pixels/75pixels.h

 /* Copyright 2021 sendyyeah
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */

#pragma once

#include "quantum.h"

#define LAYOUT_ortho_5x15(\
    K00, K10, K01, K11, K02, K12, K03, K13, K04, K14, K05, K15, K06, K16, K07, \
    K20, K30, K21, K31, K22, K32, K23, K33, K24, K34, K25, K35, K26, K36, K27, \
    K40, K50, K41, K51, K42, K52, K43, K53, K44, K54, K45, K55, K46, K56, K47, \
    K60, K70, K61, K71, K62, K72, K63, K73, K64, K74, K65, K75, K66, K76, K67, \
    K80, K90, K81, K91, K82, K92, K83, K93, K84, K94, K85, K95, K86, K96, K87 \
) { \
    { K00, K01, K02, K03, K04, K05, K06, K07 }, \
    { K10, K11, K12, K13, K14, K15, K16, KC_NO }, \
    { K20, K21, K22, K23, K24, K25, K26, K27 }, \
    { K30, K31, K32, K33, K34, K35, K36, KC_NO }, \
    { K40, K41, K42, K43, K44, K45, K46, K47 }, \
    { K50, K51, K52, K53, K54, K55, K56, KC_NO }, \
    { K60, K61, K62, K63, K64, K65, K66, K67 }, \
    { K70, K71, K72, K73, K74, K75, K76, KC_NO }, \
    { K80, K81, K82, K83, K84, K85, K86, K87 }, \
    { K90, K91, K92, K93, K94, K95, K96, KC_NO } \
}