Facilities for joystick calibration – specifically, more accurate setting of dead zones and centres.To use these additional features you need to register your copy of FSUIPC4 here and obtain an Access Key, which will unlock them.įacilities provided to the Registered User of FSUIPC include: It can do this because, by its very nature as an interface program, as a “puller of wires and pusher of switches” on behalf of external applications, it is also in the best position to help you do the same. That deal, for their access, will often have been already done by the add-on program makers.īut, in addition, FSUIPC4 contains a number of useful features for you, the Flight Simulator user, features that can assist you setting up the best simulation environment and making the best of what you have. For most such programs you do not need to actually purchase FSUIPC4. It is an essential ingredient in many add-on FS programs, and, in fact, may be installed on your system by any one or more of them already. FSUIPC4: Flight Simulator Universal Inter-Process Communication (FSX and Prepar3D version)įSUIPC4 is an add-in for Microsoft Flight Simulator X which provides an interface for other programs to read and write all sorts of pertinent data relating to the simulation, and in many ways even to control the actual process itself.