Using free USB flight sim FMS with Spektrum DX6i controller | alex stanhope:
"The manual (single side of paper) eludes to downloading a driver. I couldn't find one. I think it means FMS.
FMS 7 Beta
Setup new model on DX6i
Model type ACRO (plane, not helicopter) as described at http://www.wattflyer.com/forums/showthread.php?t=29125"