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Forum Index : Microcontroller and PC projects : If you haven't got a CMM2 Gen2 then perhaps you want one ;-)

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matherp
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Joined: 11/12/2012
Location: United Kingdom
Posts: 12172
Posted: 06:50pm 02 Nov 2026
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The next version of the CMM2 V7.00.00 firmware will include a program loader.
This will allow external programs to run on the CMM2 from the Basic command prompt.
So far I have a full implementation of:

Micropython, fully working with video, sound and peripheral support

Doom


and ScummVM running.


ScummVM is so far tested with Day of the Tentacle, Indiana Jones and the Fate of Atlantis and Sam and Max Hit the Road.

To run, for example, Doom I just type RUN "A:/doom/doom.app" and when I exit I'm straight back to the Basic command prompt - magic

I will ship the various apps but can't ship the game files for the ScummVM adventure games but if you have them already or buy your favourites from GOG.com then they should run. See https://www.scummvm.org/ for lots more information and advice on tested games.

Frame rates on Doom and the ScummVM games are stunning.
 
hhtg1968
Guru

Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 07:15pm 02 Nov 2026
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for cmm2 g1 and g2?

in your topic you wrote g2.
 
matherp
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Joined: 11/12/2012
Location: United Kingdom
Posts: 12172
Posted: 07:21pm 02 Nov 2026
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G2 only at the moment and no promises on the G1
 
hhtg1968
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Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 08:03pm 02 Nov 2026
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ok. I have many favourite games for the scumm vm...

my cmm2 g2 is broken.

I will organize a new one...
 
Grogster

Admin Group

Joined: 31/12/2012
Location: New Zealand
Posts: 10104
Posted: 12:31am 03 Nov 2026
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I've sold four CMM2's in the last week or so.

I guess I had better order some more then!  
CMM2 popularity looks like it might start picking up again with this new FW release.

It WAS doing VERY well, up until COVID hit the world and the ST chip became impossible to obtain.
Smoke makes things work. When the smoke gets out, it stops!
 
vegipete

Guru

Joined: 29/01/2013
Location: Canada
Posts: 1193
Posted: 12:47am 03 Nov 2026
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I still have some G2's available for shipping in Canada.

Edit: And one or two in Germany.
Edited 2026-11-03 10:48 by vegipete
Visit Vegipete's *Mite Library for cool programs.
 
hhtg1968
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Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 06:45am 03 Nov 2026
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I am from Germany. What are the conditions to get one?
 
PilotPirx

Senior Member

Joined: 03/11/2020
Location: Germany
Posts: 172
Posted: 07:36am 03 Nov 2026
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Doom and ScummVM - that sounds fantastic.
Thanks for that great work!!!!

@hhtg1968
I'll have to check—I might still have a CMM2V2G2 lying around.
But I won't be able to check until tomorrow evening.
 
hhtg1968
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Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 09:24am 03 Nov 2026
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@pilotpirx:

that would be great!
 
matherp
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Joined: 11/12/2012
Location: United Kingdom
Posts: 12172
Posted: 11:47am 03 Nov 2026
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UPDATE - now working on G1 boards. Will post firmware later today
 
hhtg1968
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Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 11:50am 03 Nov 2026
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sounds great.
 
vegipete

Guru

Joined: 29/01/2013
Location: Canada
Posts: 1193
Posted: 08:06pm 03 Nov 2026
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  hhtg1968 said  I am from Germany. What are the conditions to get one?

Check your private messenger.
Visit Vegipete's *Mite Library for cool programs.
 
hhtg1968
Guru

Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 07:14am 04 Nov 2026
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ok and thank you.
 
PilotPirx

Senior Member

Joined: 03/11/2020
Location: Germany
Posts: 172
Posted: 08:18am 04 Nov 2026
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@hhtg1968
I'm sorry, but I'm afraid I don't have any CMM2G2V2s left.
 
hhtg1968
Guru

Joined: 25/05/2023
Location: Germany
Posts: 317
Posted: 11:07am 04 Nov 2026
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  PilotPirx said  @hhtg1968
I'm sorry, but I'm afraid I don't have any CMM2G2V2s left.



ok and thank you for searching.
 
George H
Newbie

Joined: 03/07/2020
Location: United States
Posts: 36
Posted: 04:23pm 04 Nov 2026
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I'm glad to see the CMM2 coming back - thanks Peter
 
Wölfi

Regular Member

Joined: 14/10/2026
Location: Germany
Posts: 44
Posted: 09:15am 05 Nov 2026
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A small hardware question in between.

Is there a CMM2 Version done/planned or generally possible with HDMI or only with VGA?

I just found ManiB´s great (german) tutorial How to get one/some yourself:
https://mikrocontroller.bplaced.net/wordpress/colour-maximite-2-generation-2-version-2-reference-design/
 
matherp
Guru

Joined: 11/12/2012
Location: United Kingdom
Posts: 12172
Posted: 09:22am 05 Nov 2026
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Currently it is vga only but you can always use an external hdmi adapter. I am toying with a G3 with HDMI onboard using a MS7210 converter. Would there be any interest?
 
PhenixRising
Guru

Joined: 07/11/2023
Location: United Kingdom
Posts: 2149
Posted: 09:45am 05 Nov 2026
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  matherp said  Currently it is vga only but you can always use an external hdmi adapter. I am toying with a G3 with HDMI onboard using a MS7210 converter. Would there be any interest?


X 1000
 
Wölfi

Regular Member

Joined: 14/10/2026
Location: Germany
Posts: 44
Posted: 09:45am 05 Nov 2026
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Thanks for answering.

I can’t say for myself yet, as I’ve only just started catching up.

Would a CMM2 with HDMI be similar to a PicoMite, just with different resolutions and so on?
Edited 2026-11-05 19:45 by Wölfi
 
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