qmk_firmware/keyboards/kprepublic/bm16s/config.h

#pragma once

/* key matrix size */
#define MATRIX_ROWS 4
#define MATRIX_COLS 4

/* key matrix pins */
#define MATRIX_ROW_PINS { D1, D0, D3, D2 }
#define MATRIX_COL_PINS { F7, F6, D4, D6 }

/* COL2ROW or ROW2COL */
#define DIODE_DIRECTION COL2ROW

#ifdef BACKLIGHT_PIN
    #define BACKLIGHT_LEVELS 3
#endif

/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE

/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE

#define RGB_DI_PIN E2
#ifdef RGB_DI_PIN
#define RGBLIGHT_EFFECT_BREATHING
#define RGBLIGHT_EFFECT_RAINBOW_MOOD
#define RGBLIGHT_EFFECT_RAINBOW_SWIRL
#define RGBLIGHT_EFFECT_SNAKE
#define RGBLIGHT_EFFECT_KNIGHT
#define RGBLIGHT_EFFECT_CHRISTMAS
#define RGBLIGHT_EFFECT_STATIC_GRADIENT
#define RGBLIGHT_EFFECT_RGB_TEST
#define RGBLIGHT_EFFECT_ALTERNATING
#define RGBLIGHT_EFFECT_TWINKLE
    #define RGBLED_NUM 16
    #define RGBLIGHT_HUE_STEP 8
    #define RGBLIGHT_SAT_STEP 8
    #define RGBLIGHT_VAL_STEP 8
#endif