Yes. Some have demo versions that will run indefinite but built demos can't be transferred into a working program w/o re-writing the entire program on a non demo version and some have demos that last a few weeks to a month that give full programming rights. What are you trying to accomplish?
"How it can be considered "Open" is beyond me. Calling it "voyeur-ed" would be more accurate." pka LeroyMac, SkyIsBlue, fka Freddy-B, Mongo, IndyBlue
BIG Government = More Dependents http://threedevilskennel.com/ - not my website.
Versatile Hunting Dog Federation - www.vhdf.org/
Google Eikon for Educators. I have posted the link before on the site. Download Eikon (ALC/Carrier i-Vu/OEMctrl) programming software. It has a simulator for program testing.
"Open is as open does." - Forrest Gump "Can't we all just get a Lon?" - Garry Jack "BACnet: integration or interrogation?" - The Janitor "Open protocols? You can't handle open protocols!" - Nathan R. Jessup “What’s that? Aaa… open protocols? Don’t talk about…. open protocols? Are you kidding me? Open protocols? I just hope we can hardwire an interface!” - Jim Mora http://www.youtube.com/watch?v=U7fjDS0jKiE