Re: 1541 ROM areas recognition

From: Groepaz <>
Date: Wed, 6 Nov 2013 22:44:00 +0100
Message-Id: <>
On Wednesday 06 November 2013, you wrote:
> Is there a reliable, software way of recognising ROM areas of a 1541 (all
> models)? I mean without knowing what kind of ROM is actually installed. I
> assume that all of them have to cover up to the end of 6502 address space
> (if not for anything else then at least due to h/w vectors) but what about
> the starting point(s) and what if there happen to be some non-contiguous
> chunks?

not sure if i understand the question correctly.... but to find out if there 
is rom or ram at a certain address, write to it and see if the value changed? 
(backup/restore the original value ofcourse)


The trouble with the world is that the stupid are cocksure and the intelligent 
are full of doubt. 
<Bertrand Russell>

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Received on 2013-11-06 22:01:13

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