6502 CPU schematics

Tony Duell ard at p850ug1.demon.co.uk
Sat Mar 8 14:31:52 CST 2008


> 
> Roy J. Tellason wrote:
> 
> > I have a bunch of 65xx parts on hand,  if anybody is looking for some...
> 
> Well, I'm short of a 6520 PIA!  Have you any of those left?  If so, 
> please contact me off list.

Is there any reason why this can't e replaced by a 6821, which is a lot 
more common?

-tony


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