qmk_firmware/keyboards/handwired/tennie/info.json

{
    "keyboard_name": "Tennie",
    "manufacturer": "Jsck",
    "url": "https://github.com/StoutIEEE/macropad-workshop",
    "maintainer": "UW Stout IEEE, Jack Hildebrandt (onemorebyte)", 
    "usb": {
        "vid": "0x1EEE",
        "pid": "0x1313",
        "device_version": "0.0.1"
    },
    "matrix_pins": {
        "cols": ["D7", "E6", "B4", "B5"],
        "rows": ["C6", "D4", "D0"]
    },
    "diode_direction": "COL2ROW",
    "processor": "atmega32u4",
    "bootloader": "caterina",
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"matrix": [0, 0], "x": 0.5, "y": 0},
                {"matrix": [0, 1], "x": 1.5, "y": 0},
                {"matrix": [0, 2], "x": 2.5, "y": 0},

                {"matrix": [1, 0], "x": 0, "y": 1},
                {"matrix": [1, 1], "x": 1, "y": 1},
                {"matrix": [1, 2], "x": 2, "y": 1},
                {"matrix": [1, 3], "x": 3, "y": 1},

                {"matrix": [2, 0], "x": 0.5, "y": 2},
                {"matrix": [2, 1], "x": 1.5, "y": 2},
                {"matrix": [2, 2], "x": 2.5, "y": 2}
            ]
        }
    }
}