[Coco] (very very slightly OT) 6800 emulator

jdaggett at gate.net jdaggett at gate.net
Mon Apr 30 11:55:38 EDT 2007


On 29 Apr 2007 at 10:04, tim lindner wrote:

> David Roper <dave at ebonhost.com> wrote:
> 
> > b) implement it in 6809 assembly to (very slowly) emulate a 6800
> > 
> > No, I don't know why either
> 
> Interesting. Did you know the first 6809 emulator was written as a
> 6800 program? It was made during the design of the 6809 at Motorola.
> 
**********************

After that a breadboard was built or it might have been built to verify the emulator 
not sure of which. 

I do know that there was eventually a card that would plug into the 6800 Exorciser 
System. Remember the 6800 Exorcisers and upgradign a few to 6809. 

james

james
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> tim lindner
> tlindner at macmess.org                                   Bright
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