qmk_firmware/keyboards/helix/info.json

{
    "manufacturer": "Yushakobo",
    "maintainer": "MakotoKurauchi",
    "build": {
        "lto": true
    },
    "development_board": "promicro",
    "diode_direction": "COL2ROW",
    "features": {
        "bootmagic": true,
        "extrakey": true,
        "mousekey": true,
        "oled": true,
        "rgb_matrix": true
    },
    "rgb_matrix": {
        "animations": {
            "breathing": true,
            "cycle_left_right": true,
            "cycle_pinwheel": true,
            "multisplash": true,
            "solid_splash": true
        },
        "driver": "ws2812",
        "max_brightness": 150,
        "sleep": true
    },
    "split": {
        "enabled": true,
        "serial": {
            "pin": "D2"
        }
    },
    "usb": {
        "vid": "0x3265"
    },
    "ws2812": {
        "pin": "D3"
    }
}