Re: Putting a RAM chip in U36 on a C128

From: Niklas Ramsberg (
Date: 2002-08-21 22:23:48

On Wed, 21 Aug 2002 22:03:32 +0200
Niklas Ramsberg <> wrote:

> Perhaps this info about the MMU Mode configuration register ($d505) from Mapping the Commodore 128 can shed some light on the subject? I don't yet understand more than half of the stuff in that book, but the text says something about the GAME and EXROM pins on the expansion port (read: internal or external function ROM) being used as output lines. Could that be of any help?

Except that the GAME and EXROM lines aren't connected to U36. Stupid me.


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