In case anyone has a FlightStick joystick from CH products, I have one too. I opened it up and figured out the pins to use it with Arduino’s Joystick program http://www.arduino.cc/en/Tutorial/JoyStick . Although I had to update the program for Arduino 1.0.
It is an analog rheostat device without any other electronic chips.
It looks just right for the Arduino program to use without difficulty- hopefully.
Here is the breakdown:
I’m having some difficulty getting enough voltage difference to measure with the arduino as yet. Results pending.
Found this page with instructions for the same joystick