No, it is not possible to connect a FireWire interface to your computer's USB port via a FireWire to USB adapter, since this connection is not sufficient to run a FireWire audio interface. An adapter for using Japanese Famicom controllers on a PC through an USB port. This is a new version (V2) with lower latency and updateable firmware. By using this extension with soft, flexible silicone wire, you can avoid damaging or breaking off the usb connector on the flight controller. The FLCS and F-22 conversion is kind of well known, being correctly documented on the huge SimHQ thread, but here's my take on it using the Pro Micro Breakout Board I like so much.