Re: Disabling memory refresh in UltiMax mode Re: 6510 handling of $00 and $01 registers

From: Spiro Trikaliotis <*ml-cbmhackers_at_trikaliotis.net*> Date: Sun, 11 Dec 2011 20:28:55 +0100 Message-ID: <20111211192855.GA9987@trikaliotis.net> · ml-cbmhackers_at_trikaliotis.net

Hello Gerrit,

* On Sat, Dec 10, 2011 at 09:14:03PM +0100 Gerrit Heitsch wrote:
> On 12/10/2011 08:51 PM, Segher Boessenkool wrote:

> I don't plan on using the 6569R1 regularly. But it's nice to have a
> really old C64 (includes real PLA and -02 Kernal ROM) handy when
> checking software compatibility. The RAM test I use crashes on the
> -02 ROM, plug in a -03 ROM and it works.

Why does it crash on a -02 ROM? I mean, the differences between -02 and
-03 are very small.

Is the RAM test available somewhere?

Regards,
Spiro.

-- 
Spiro R. Trikaliotis                              http://opencbm.sf.net/
http://www.trikaliotis.net/                      http://vice-emu.sf.net/

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