Source code for compasscal.dll is included with the C compass calibration project here: https://www.phidgets.com/downloads/phidget22/examples/c/Spatial/Phidget22_Spatial_CompassCalibrator_C_Ex.zip You can compile a 64-bit version of the dll from source. -Patrick Thanks that was just what I needed!

Hi, As my applications needs to run in x64 mode and I'm using some phidget spatials, I would like to know if someone happens to have a x64 version of the compasscal.dll available? Or some other method of running the app in x64 and still use the compasscal.dll provided with the phidget calibration sa...