qmk_firmware/keyboards/handwired/dactyl_manuform/dactyl_manuform.h

#ifndef REV2_H
#define REV2_H

#include "dactyl_manuform.h"

//void promicro_bootloader_jmp(bool program);
#include "quantum.h"


#ifdef USE_I2C
#include <stddef.h>
#ifdef __AVR__
	#include <avr/io.h>
	#include <avr/interrupt.h>
#endif
#endif

//void promicro_bootloader_jmp(bool program);

#ifndef FLIP_HALF

#define LAYOUT( \
	L00, L01, L02, L03, L04,                     R00, R01, R02, R03, R04, \
	L10, L11, L12, L13, L14,                     R10, R11, R12, R13, R14, \
	L20, L21, L22, L23, L24,                     R20, R21, R22, R23, R24, \
	     L31, L32,                                         R33, R34,      \
                       L33, L34,                     R31, R32,                \
                                 L44, L42, R43, R41,                          \
                                 L43, L41, R44, R42                           \
	) \
	{ \
		{ L00, L01, L02, L03, L04 },    \
		{ L10, L11, L12, L13, L14 },    \
		{ L20, L21, L22, L23, L24 },    \
		{ KC_NO, L31, L32, L33, L34 },  \
		{ KC_NO, L41, L42, L43, L44 },  \
\
		{ R04, R03, R02, R01, R00 },    \
		{ R14, R13, R12, R11, R10 },    \
		{ R24, R23, R22, R21, R20 },    \
		{ KC_NO, R34, R33, R32, R31  }, \
		{ KC_NO, R44, R43, R42, R41  }  \
	}
#else

#define LAYOUT( \
	L00, L01, L02, L03, L04,                      R00, R01, R02, R03, R04, \
	L10, L11, L12, L13, L14,                      R10, R11, R12, R13, R14, \
	L20, L21, L22, L23, L24,                      R20, R21, R22, R23, R24, \
	     L31, L32,                                          L33, L34, \
                       R31, R32,                     R33, R34, \
                                 L41, L42, L43, L44, \
                                 R41, R42, R43, R44 \
	) \
	{ \
		{ L00, L01, L02, L03, L04 }, \
		{ L10, L11, L12, L13, L14 }, \
		{ L20, L21, L22, L23, L24 }, \
		{ KC_NO, L31, L32, L33, L34 }, \
		{ KC_NO, L41, L42, L43, L44 }, \
\
		{ R00, R01, R02, R03, R04 }, \
		{ R10, R11, R12, R13, R14 }, \
		{ R20, R21, R22, R23, R24 }, \
		{ KC_NO, R31, R32, R33, R34  }, \
		{ KC_NO, R41, R42, R43, R44  }  \
	}

#endif

#endif