NEC D7220AD datasheet wanted - test-drb@ccmp.vtda.org

20 Jun 2008

cctech-request at classiccmp.org wrote:
...
  Folks,

 Does anyone have a NEC 7220 datasheet?  I was just given two of these
 chips (D7220AD, 1986 datecodes), and was interested in tinkering with
 them.  I have no earthly idea what the specs are, though, other than
 "graphics controller".

http://electrickery.xs4all.nl/comp/qx10/doc/nec7220.pdf or 
http://oldcomputers.dyndns.org/public/pub/rechner/epson/~fjkraan/comp/qx10/…
...
  -Seth

    Fred Jan