qmk_firmware/keyboards/recompile_keys/choco60/rev2/keyboard.json

{
    "features": {
        "bootmagic": true,
        "extrakey": true,
        "mousekey": false,
        "nkro": false
    },
    "matrix_pins": {
        "cols": ["C6", "B4", "B3", "B2", "B1", "B0", null, null, null],
        "rows": ["C5", "C4", "B6", "B7", "C7"]
    },
    "diode_direction": "COL2ROW",
    "split": {
        "enabled": true,
        "handedness": {
            "pin": "D1"
        },
        "serial": {
            "pin": "D0"
        },
        "matrix_pins": {
            "right": {
                "cols": ["C7", "B7", "B6", "B5", "B4", "B3", "B2", "C6", "D4"],
                "rows": ["D3", "D2", "D5", "D6", "B0"]
            }
        }
    },
    "processor": "atmega32u2",
    "bootloader": "atmel-dfu"
}