This is a Linux user space "driver" for the Zytronic projected capacitive technology (PCT) touch screens. Currently, the only screens that are supported are the ones with USB Vendor:Product identifiers of 14c8:0002 and 14c8:0003.
For more info, please read the Readme.txt file, the ChangeLog and the NEWS file.
Download the source code: zytouch-driver-20081121.tar.gz