[Coco] NitrOS-9 ROM Pak ?

Boisy Pitre boisy at tee-boy.com
Mon Mar 30 12:13:00 EDT 2009


Apologies, I am catching up on email after the fest.

On Mar 29, 2009, at 12:45 PM, Roger Taylor wrote:

> 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

Thanks for the suggestion. Your idea is something I've considered and  
may do, especially in light of our new FlashPak product.

Regards,
Boisy G. Pitre
--
Tee-Boy
Mobile: 337.781.3570
Email: boisy at tee-boy.com
Web: http://www.tee-boy.com




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