qmk-firmware/keyboards/ryanbaekr/rb18/info.json

{
    "keyboard_name": "rb18",
    "manufacturer": "ryanbaekr",
    "url": "",
    "maintainer": "ryanbaekr",
    "usb": {
        "vid": "0x7262",
        "pid": "0x0018",
        "device_version": "0.0.3"
    },
    "matrix_pins": {
        "cols": ["B2", "B6", "B5", "B4"],
        "rows": ["B1", "F7", "F6", "F5", "F4"]
    },
    "diode_direction": "COL2ROW",
    "processor": "atmega32u4",
    "bootloader": "caterina",
    "layouts": {
        "LAYOUT_numpad_5x4": {
            "layout": [
                {"x":0, "y":0},
                {"x":1, "y":0},
                {"x":2, "y":0},
                {"x":3, "y":0},

                {"x":0, "y":1},
                {"x":1, "y":1},
                {"x":2, "y":1},

                {"x":0, "y":2},
                {"x":1, "y":2},
                {"x":2, "y":2},
                {"x":3, "y":1, "h":2},

                {"x":0, "y":3},
                {"x":1, "y":3},
                {"x":2, "y":3},

                {"x":0, "y":4, "w":2},
                {"x":2, "y":4},
                {"x":3, "y":3, "h":2}
            ]
        }
    }
}