qmk-firmware/keyboards/ckeys/washington/info.json

{
    "keyboard_name": "Washington Macropad",
    "manufacturer": "merlin04",
    "url": "https://keypcb.xyz/ViewPage/Washington",
    "maintainer": "merlin04",
    "usb": {
        "vid": "0xFEED",
        "pid": "0x002A",
        "device_version": "0.0.1"
    },
    "matrix_pins": {
        "cols": ["F7", "B1", "B3"],
        "rows": ["F4", "F5", "F6"]
    },
    "diode_direction": "COL2ROW",
    "encoder": {
        "rotary": [
            {"pin_a": "D4", "pin_b": "C6"}
        ]
    },
    "backlight": {
        "pin": "B6",
        "breathing": true
    },
    "processor": "atmega32u4",
    "bootloader": "atmel-dfu",
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"matrix": [0, 0], "x": 1.5, "y": 0},
                {"matrix": [0, 1], "x": 2.5, "y": 0},
                {"matrix": [0, 2], "x": 3.5, "y": 0},

                {"matrix": [1, 0], "x": 1.5, "y": 1},
                {"matrix": [1, 1], "x": 2.5, "y": 1},
                {"matrix": [1, 2], "x": 3.5, "y": 1},

                {"matrix": [2, 0], "x": 0, "y": 0.75},

                {"matrix": [2, 1], "x": 0.5, "y": 1.75},

                {"matrix": [2, 2], "x": 1.5, "y": 2}
            ]
        }
    }
}