Re: Ribbon Cable

From: silverdr_at_wfmh.org.pl Date: Wed, 18 Dec 2013 15:22:21 +0100 Message-Id: <57F46A2E-5A31-4BCC-A6C7-2AAC3D35F823@wfmh.org.pl>

On 2013-12-18, at 01:56, Gerrit Heitsch <gerrit@laosinh.s.bawue.de> wrote:

>> Using the MMU backwards to check for ROM at $e000 and then switching to
>> Ultimax mode on access to present the KERNAL is a significant hack I think.
> 
> Yes, but for that you have to do things that are outside the normal C64 timings. You have to make a lot of assumptions on parts speed and do multiple things within a clock cycle.

Right, but is there a more (not only politically but practically) “correct” way of doing this?

-- 
SD!
       Message was sent through the cbm-hackers mailing list