+# if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT)
+ static rgblight_config_t prev_rgb = {~0};
+ uint32_t rgb = rgblight_read_dword();
+ if (rgb != prev_rgb.raw) {
+ serial_m2s_buffer.rgblight_config.raw = rgb;
+ prev_rgb.raw = rgb;
+ }
+# endif
+