qmk_firmware_custom/keyboards/levinson/keymaps/valgrahf/config.h

#ifndef CONFIG_USER_H
#define CONFIG_USER_H

#include "config_common.h"

/* Use I2C or Serial, not both */

#define USE_SERIAL
// #define USE_I2C

/* Select hand configuration */

#define MASTER_LEFT
// #define MASTER_RIGHT
// #define EE_HANDS

#define RGB_DI_PIN D3
#define RGBLED_NUM 12
#define RGBLIGHT_ANIMATIONS
#define RGBLIGHT_HUE_STEP 8
#define RGBLIGHT_SAT_STEP 8
#define RGBLIGHT_VAL_STEP 8
#define RGBLIGHT_SLEEP

#endif