Re: Memory Upgrade for the MM/1

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Article #43577

#43577

From: Bryan Feir
Date: Tue, 23 Nov 1993 20:31

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smcgee@microware.com (Scott McGee) writes:
> No you got me wondering. I have 8 Meg in my backplane, 2 Meg in the original
> sockets, plus 1 Meg video, so I have 11 Meg. Could I hack the original sockets
> to take 4 Meg SIMMs and then hack the system up to 17 Meg?

   Not with the 68070... assuming that the 68070 emulates a 68000 down
to the 24-bit address limitation, then the maximum that a 68000 can
actually physically address is 16 Meg total, including all ROM and I/O.
Now, if you get the 68340 upgrade as well, that limitation at least
disappears...

---------------------------+---------------------------------------------------
Bryan Feir           VE7GBF|"A half-truth, like a half-brick, is more forcible
bryan@sgl.ists.ca          | in an argument than a whole one...
                           | it carries further."     -- Stephen Leacock
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From: Bryan Feir <bryan@SGL.ISTS.CA>
Subject: Re: Memory Upgrade for the MM/1
In-Reply-To: <93Nov23.162743est.24073@mailhub.ists.ca>; from "Scott McGee" at
              Nov 23, 93 3:33 pm
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