qmk_firmware/keyboards/mlego/m65/rev4/info.json

{
    "usb": {
        "pid": "0x6062",
        "device_version": "0.0.2"
    },
    "matrix_pins": {
        "cols": ["B14", "A8", "A10", "A15", "B3", "B4", "B5", "B7", "A1", "A2", "A3", "A4", "B1"],
        "rows": ["B10", "A5", "A6", "A7", "B0"]
    },
    "diode_direction": "COL2ROW",
    "encoder": {
        "rotary": [
            {"pin_a": "A0", "pin_b": "B6"}
        ]
    },
    "indicators": {
        "caps_lock": "C13",
        "num_lock": "B12",
        "scroll_lock": "B13"
    },
    "rgblight": {
        "saturation_steps": 8,
        "led_count": 20
    },
    "ws2812": {
        "pin": "B15"
    },
    "processor": "STM32F401",
    "bootloader": "tinyuf2",
    "board": "BLACKPILL_STM32_F401"
}