On 8/11/2006 at 1:37 PM Roy J. Tellason wrote:
Both are marked "Frontier TEchnologies Corp. AdCom
2-M Controller", one is
also marked "Version 3" (this one also has a
holder for a coin cell on it)
and the other one "Version 5". There's
also a Z80-SIO and an 8253 on each
board, and the Version 3 one has an 8255 as well.
Here's a little bit on the critter:
http://www.frontiertech.com/aboutus/aboutus.asp
Sounds like the company's "reinvented" itself a couple of times since then.
Cheers,
Chuck