I've developed the hardware prototypes and the original firmware (1.0) for my Master's Thesis. The thesis text may be used as a manual for this firmware version.

Thesis PDF + attachments


Pre-compiled firmware images are stored in the GEX binaries repository.

Source Code

GEX is open-source, all its repositories can be found at Important firmware repositories:

PC Libraries

The protocol is described in the GEX Thesis, which should be enough to port it to any language. Two libraries were developed as a proof of concept:

Custom Hardware

The GEX hardware is open source, too. The PCBs are drawn in Altium, but the respository includes gerber files and PDFs to make it more accessible.