qmk_firmware/keyboards/pad9/keyboard.json

{
    "manufacturer": "prkrln",
    "keyboard_name": "pad9",
    "maintainer": "prkrln",
    "diode_direction": "COL2ROW",
    "bootloader": "rp2040",
    "processor": "RP2040",
    "features": {
        "bootmagic": true,
        "encoder": true,
        "extrakey": true,
        "mousekey": true,
        "nkro": true
    },
    "encoder": {
        "rotary": [
            {"pin_a": "GP27", "pin_b": "GP26"}
        ]
    },
    "matrix_pins": {
        "direct": [
            ["GP6", "GP1", "GP3"],
            ["GP29", "GP7", "GP4"],
            ["GP28", "GP0", "GP2"]
        ]
    },
    "usb": {
        "device_version": "1.0.0",
        "pid": "0x5009",
        "vid": "0x504B"
    },
    "community_layouts": ["ortho_3x3"],
    "layouts": {
        "LAYOUT_ortho_3x3": {
            "layout": [
                {"matrix": [0, 0], "x": 0, "y": 0, "encoder": 0},
                {"matrix": [0, 1], "x": 1, "y": 0},
                {"matrix": [0, 2], "x": 2, "y": 0},
                {"matrix": [1, 0], "x": 0, "y": 1},
                {"matrix": [1, 1], "x": 1, "y": 1},
                {"matrix": [1, 2], "x": 2, "y": 1},
                {"matrix": [2, 0], "x": 0, "y": 2},
                {"matrix": [2, 1], "x": 1, "y": 2},
                {"matrix": [2, 2], "x": 2, "y": 2}
            ]
        }
    }
}