29 Nov
2009
29 Nov
'09
9:44 p.m.
On Sun, 29 Nov 2009, Curt @ Atari Museum wrote:
Any know of a site that has the full hardware technicals on the DEC
keyboards? I want to try interfacing one to ATMEGA MCU for a potential
keyboard interface, but I need to know its protocol, timing, etc....
There's a chapter in the Pro350 technical manual that covers the
keyboard protocol. See Chapter 9 in
http://www.bitsavers.org/pdf/dec/pdp11/pro3xx/EK-PC300-V1-001_pro300tecV1.p…
--
roger ivie
rivie at ridgenet.net