qmk-firmware/keyboards/helix/pico/pico.h

#ifndef PICO_H
#define PICO_CONFIG_H

#include "../helix.h"

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

#ifdef RGBLIGHT_ENABLE
//rgb led driver
#include "ws2812.h"
#endif

#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
// Standard Keymap
// (TRRS jack on the left half is to the right, TRRS jack on the right half is to the left)
#define LAYOUT( \
	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, L36, R36, R30, R31, R32, R33, R34, R35  \
	) \
	{ \
		{ L00, L01, L02, L03, L04, L05, KC_NO }, \
		{ L10, L11, L12, L13, L14, L15, KC_NO }, \
		{ L20, L21, L22, L23, L24, L25, KC_NO }, \
		{ L30, L31, L32, L33, L34, L35, L36 }, \
		{ R05, R04, R03, R02, R01, R00, KC_NO }, \
		{ R15, R14, R13, R12, R11, R10, KC_NO }, \
		{ R25, R24, R23, R22, R21, R20, KC_NO }, \
		{ R35, R34, R33, R32, R31, R30, R36 }, \
	}
#else
// Keymap with right side flipped
// (TRRS jack on both halves are to the right)
#define LAYOUT( \
	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, L36, R36, R30, R31, R32, R33, R34, R35  \
	) \
	{ \
		{ L00, L01, L02, L03, L04, L05, KC_NO }, \
		{ L10, L11, L12, L13, L14, L15, KC_NO }, \
		{ L20, L21, L22, L23, L24, L25, KC_NO }, \
		{ L30, L31, L32, L33, L34, L35, L36 }, \
		{ KC_NO, R00, R01, R02, R03, R04, R05 }, \
		{ KC_NO, R10, R11, R12, R13, R14, R15 }, \
		{ KC_NO, R20, R21, R22, R23, R24, R25 }, \
		{ R36, R30, R31, R32, R33, R34, R35 }, \
	}
#endif

#define LAYOUT_kc(                                                      \
    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, L36, R36, R30, R31, R32, R33, R34, R35 \
    ) \
    LAYOUT( \
      KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, \
      KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, \
      KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
      KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##L34, KC_##L35, KC_##L36, KC_##R36, KC_##R30, KC_##R31, KC_##R32, KC_##R33, KC_##R34, KC_##R35 \
    )


#endif