Re: VIA6522 - was: Re: Did Commodore cheat with the quad density floppies?

From: Mia Magnusson <*mia_at_plea.se*> Date: Tue, 15 Jan 2019 02:18:49 +0100 Message-ID: <20190115021849.000008cb@plea.se> · mia_at_plea.se

Den Fri, 11 Jan 2019 07:40:20 +0100 skrev André Fachat <afachat@gmx.de>:
> BTW the WDC65C22N _is_ supposed to be a drop in replacement, even
> with O.C. interrupt line.

If we consider the shift register bug as "shift registers are broken in
this use case - don't use it", then even a bug fixed VIA would be a
drop-in replacement assuming no one would actually rely on the bug.

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