View Single Post
Old 11th Mar 2021, 6:03 pm   #916
ScottishColin
Octode
 
Join Date: May 2012
Location: Perth, Scotland
Posts: 1,817
Default Re: Non-working Commodore PET 3016

fyi, with UF9 in place, it's now a reverse @ filling the screen...

Colin.


Quote:
Originally Posted by ajgriff View Post
All this seems to suggest that the video RAMs and character ROM are doing as they're told ie, displaying semicolons or the checkerboard with UF9 removed. Doesn't this imply that there's a problem in the food chain prior to UF9?

Alan
ScottishColin is offline