qmk_firmware/keyboards/kprepublic/jj4x4/info.json

{
    "keyboard_name": "JJ4x4",
    "manufacturer": "KPrepublic",
    "url": "",
    "maintainer": "qmk",
    "usb": {
        "vid": "0x4B50",
        "pid": "0x0044",
        "device_version": "2.0.0",
        "max_power": 100
    },
    "matrix_pins": {
        "cols": ["A1", "A0", "A2", "A3"],
        "rows": ["B5", "B0", "B3", "B4"]
    },
    "diode_direction": "COL2ROW",
    "backlight": {
        "pin": "D4",
        "levels": 12,
        "breathing": true
    },
    "ws2812": {
        "driver": "i2c"
    },
    "processor": "atmega32a",
    "bootloader": "bootloadhid",
    "community_layouts": ["ortho_4x4"],
    "layouts": {
        "LAYOUT_ortho_4x4": {
            "layout": [
                {"matrix": [0, 0], "x": 0, "y": 0},
                {"matrix": [0, 1], "x": 1, "y": 0},
                {"matrix": [0, 2], "x": 2, "y": 0},
                {"matrix": [0, 3], "x": 3, "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, "y": 2},
                {"matrix": [2, 1], "x": 1, "y": 2},
                {"matrix": [2, 2], "x": 2, "y": 2},
                {"matrix": [2, 3], "x": 3, "y": 2},

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