qmk_firmware/keyboards/handwired/dactyl_promicro/dactyl_promicro.h

#pragma once

#include "quantum.h"

#define LAYOUT_6x6(\
    L00, L01, L02, L03, L04, L05,                       R00, R01, R02, R03, R04, R05, \
    L10, L11, L12, L13, L14, L15,                       R10, R11, R12, R13, R14, R15, \
    L20, L21, L22, L23, L24, L25,                       R20, R21, R22, R23, R24, R25, \
    L30, L31, L32, L33, L34, L35,                       R30, R31, R32, R33, R34, R35, \
    L40, L41, L42, L43, L44, L45,                       R40, R41, R42, R43, R44, R45, \
                             L55, L51, L52,  R53, R54, R50,                           \
                                       L53,  R52,                                     \
                                       L54,  R51                                      \
    )\
    {\
        { L00, L01, L02, L03, L04, L05 },     \
        { L10, L11, L12, L13, L14, L15 },     \
        { L20, L21, L22, L23, L24, L25 },     \
        { L30, L31, L32, L33, L34, L35 },     \
        { L40, L41, L42, L43, L44, L45 },     \
        { KC_NO, L51, L52, L53, L54, L55 },   \
\
        { R00, R01, R02, R03, R04, R05 },    \
        { R10, R11, R12, R13, R14, R15 },    \
        { R20, R21, R22, R23, R24, R25 },    \
        { R30, R31, R32, R33, R34, R35 },    \
        { R40, R41, R42, R43, R44, R45 },    \
        { R50, R51, R52, R53, R54, KC_NO }   \
}