[Coco] NitrOS-9 ROM Pak ?

Bob Devries devries.bob at gmail.com
Sun Mar 29 20:46:19 EDT 2009


Ha,
Now there's where we Aussies have it better.... the Coco3 ROM is socketed.

--
Regards, Bob Devries, Dalby, Queensland, Australia

Isaiah 50:4 The sovereign Lord has given me
the capacity to be his spokesman,
so that I know how to help the weary.

website: http://www.home.gil.com.au/~bdevasl
my blog: http://bdevries.invigorated.org/

----- Original Message ----- 
From: "Roger Taylor" <operator at coco3.com>
To: "cocolist for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Monday, March 30, 2009 3:45 AM
Subject: [Coco] NitrOS-9 ROM Pak ?


> To Boisy,
>
> Desoldering the ROMs from a CoCo motherboard is not for everybody.  I 
> think your NitrOS-9 ROM idea would boom if you found a way to do it from a 
> ROM Pak.
>
> A 16K EPROM can autoboot in any controller or pak if the CoCo has Extended 
> BASIC.  Just prefix the ROM with the letters "DK" and execution will start 
> from $C002 as if it's a DOS.  I see no reason why you can't at least pull 
> off a 16K version.  I haven't burned and booted any 32K ROM paks yet but 
> I've done plenty of 16K paks.  If a 32K ROM Pak maps in at $8000, then it 
> should work almost as-is.  If a 32K ROM Pak maps in at $C000 in 16K 
> segments using GIME toggles, then it might be a little tricky but 
> definately not impossible to do a 32K version.
>
> You might even be able to do this right now if you just assemble your 16K 
> NitrOS-9 ROM as relative code, then insert "DK" at the top of it.  If it's 
> doable, I need to buy a copy.
> -- 
> Roger Taylor
>
> http://www.wordofthedayonline.com
>
>
> --
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