Re: [cc65] Atari Memory Layout

From: Oliver Schmidt <ol.sc1web.de>
Date: 2010-09-26 21:13:49
Hi Chris,

> Yes. Maybe if $2000 is sufficient, use it like Shawn suggested. If it works
> with the most popular DOSes (I'd say DOS 2.5, SpartaDOS, and MyDOS) it
> should
> be OK.

Okay.

>> So $BC1F is a rather optimistic value and there's no scenario with a
>> higher value - correct?
>
> What do you mean with optimistic? It's only optimistic in the sense that
> you need an Atari with 48k or more memory. 30 years ago this probably wasn't
> that common (Atari 400 and 600xl: 16k, Atari 800: anything from 16k to 48k
> in
> 4k increments), but nowadays I think it can be required to have at least 48k
> :-)

Optimistic was meant in the very way you understood it :-)

> In the 800xl and newer there is ROM at $C000. It could be disabled to have
> more memory available, but this is not supported by the cc65 runtime.

Without Atari knowledge this was nevertheless the type of thing I was
thinking of: A different banking that allows a higher value...

Thanks for the clarifications,
Oliver
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Received on Sun Sep 26 21:13:53 2010

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