Virtual vs Physical memory (was Re: Designing around a 6502 )

From: Stuart Johnson <ssj152_at_charter.net>
Date: Wed Feb 12 14:34:00 2003

----- Original Message -----
From: "Eric Smith" <eric_at_brouhaha.com>
To: <cctalk_at_classiccmp.org>
Sent: Wednesday, February 12, 2003 1:57 PM
Subject: Re: Virtual vs Physical memory (was Re: Designing around a 6502 )


> > PS Is the 6809 a 8 or a 16 bit CPU?
>
> Yes.

:-) Good Answer

This has been argued many times. Personally, I would go with the width of
the accumulator(s), 8 bits for 6809, even though there are special (or
perhaps BECAUSE they are special) instructions that use the combination of
the two accumulators as one 16 bit ("D") register.

Stuart Johnson
Received on Wed Feb 12 2003 - 14:34:00 GMT

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