Re: Ultimax questions

From: Rob Clarke <>
Date: Mon, 21 Oct 2013 01:01:34 +0200
Message-ID: <>
On 21/10/2013 00:38, Martin Hoffmann-Vetter wrote:
> So there are many differences. Pin 6 is now P0 of the cpu port. If you look at the schematics from donato you see at pin 9 the CS from the cia. But the output from the PLA goes to pin 10. No connection between this pins are shown.
This does make some sense when you realise that all Commodore Ultimax 
compatible cartidges have a jumper J5, which connects pin 9 & 10.

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Received on 2013-10-21 00:01:06

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