qmk-firmware/keyboards/shk9/info.json

{
    "keyboard_name": "SHK9",
    "manufacturer": "Superhuman",
    "url": "http://superhuman.website",
    "maintainer": "Sam Hudson",
    "usb": {
      "vid": "0x5348",
      "pid": "0x4B39",
      "device_version": "0.0.1"
    },
    "matrix_pins": {
      "cols": ["B3", "B4", "B5"],
      "rows": ["B0", "B1", "B2"]
    },
    "diode_direction": "COL2ROW",
    "processor": "atmega32u4",
    "bootloader": "atmel-dfu",
    "layouts": {
        "LAYOUT_ortho_3x3": {
          "layout": [
            {"matrix": [0, 0], "x": 0, "y": 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}
          ]
        }
    }
}