RE: Speedos for 8050/8250/SFD-1001/8296D

From: Hoffmann-Vetter, Martin <>
Date: Sun, 16 Mar 2014 12:58:01 +0100
Message-ID: <002901cf410e$fc351ac0$1b09a8c0@mhvnb10>
Hi Andre,

> I didn't follow all the discussion, are these ROMs available
> somewhere?

There are two versions at
The dump speeddos-fdc-f800.bin is wrong. (If you need it, i've a rebuild
version, too.) But i think you can use the fdc-2.7b.bin for a 8250LP or
8296D. The dos-2.7b.bin must be a patched speedos without the copyright

For a Micropolis 8050/8250 you found the ROMs at


> Am 16. März 2014 11:13:50 schrieb Rhialto <>:
>> On Sun 16 Mar 2014 at 01:06:25 +0100, Hoffmann-Vetter, Martin wrote:
>>> For more infos, look at the manual (sorry i know only a german
>>> version at
>> Fortunately I can read german so I found that very interesting!
>> I was thinking of the SpeeDDos (two Ds) for the 64 (which gets a big
>> part of its speed-up from the extra parallel cable connected to the
>> user port of the 64) but this SpeeDos (only one D) is something
>> entirely different.  So they analyzed the exact timing of the code
>> for the IEEE-488 bus and optimized that. Very interesting. And all
>> other improvements are certainly very useful too. I'm still
>> reading...
>>> Martin
>> -Olaf.
>> --
>> ___ Olaf 'Rhialto' Seibert  -- The Doctor: No, 'eureka' is Greek for
>> \X/ rhialto/at/    -- 'this bath is too hot.'

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Received on 2014-03-16 12:02:02

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