On Jul 24, 0:08, Ethan Dicks wrote:
> Oh... a little tip - I have proven that the 6520 on the display board
can
> be replaced with an 6821 (I have a number of 6821s since they were
used to
> drive the printer port and the diagnostic display for the original
COMBOARD
> model).
We used to do that for the user ports on PETs. We had a lot of PETs,
and found the 6520s on user ports could be rather fragile, but 6821s
were rather better.
--
Pete Peter Turnbull
Network Manager
University of York
Received on Sat Jul 24 2004 - 02:03:04 BST