Is it possible to determine the DeviceID code of these devices?

No, biggerdave, pe1agp & Alfred_ML have already answered your questions on GPSURL and you'll get the same answers here too.

We understand what you're trying to do but many experts have trying since 2012 to gain access to a MyDrive Connect TT device and have been unsuccessful.

topic8690.html

You keep on asking the same question across multiple forums and you keep getting the same answer...accept it & move on!