qmk_firmware/keyboards/25keys/aleth42/rev0/info.json

{
    "usb": {
        "device_version": "0.0.0"
    },
    "matrix_pins": {
        "cols": ["D0", "D1", "D2", "D3", "D4", "D5", "D6", "C2", "C4", "C5", "C6"],
        "rows": ["B0", "B1", "B2", "B3"]
    },
    "diode_direction": "COL2ROW",
    "encoder": {
        "rotary": [
            {"pin_a": "B6", "pin_b": "B7"},
            {"pin_a": "B5", "pin_b": "B4"}
        ]
    },
    "ws2812": {
        "pin": "C7"
    },
    "processor": "atmega32u2",
    "bootloader": "atmel-dfu"
}