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Re: 68008 co-processor board complete working design available ...



Jim Gilbert wrote:
On Nov 10, 4:54 pm, "sfahey" <sfa...@a2central.com.remove-113v-this>
wrote:

 To: Jim Gilbert
 Re: Re: 68008 co-processor board complete working design available ...
 By: Jim Gilbert to comp.sys.apple2 on Wed Nov 10 2010 11:24 am

> The board possessed substantially more memory and a much faster 32-bit
> processor than the hosting Apple II; it also had a full-function
> serial port with full modem control.  I had no particular application/
> functional target other than to build a substantially powerful Apple
> II co-processor using a bunch of parts that were sampled to me for
> free by my Motorola, Intel, and Mostek sales reps.

Have you considered recreating this co-processor in a Carte Blanche card?

I love these kinds of co-processor cards, because they represent learning
opportunities, old school hacking for the fun of it... and they sometimes even
have a practical side as well.

Sean Faheywww.a2central.com


Newly posted information:

- Applesoft debugger listing
- Debugger user guide
- PROM 68008 Monitor listing
- 68009 Monitor Design Notes
- Board Layout
- Board Selection Guide
- Parts List
- Power and Grounds Wire List
- Wire List

I just tried to reach
http://jgg-apple2-68008.110mb.com/
and failed.  Has the URL changed?

-michael

NadaNet and AppleCrate II: parallel computing for Apple II computers!
Home page: http://home.comcast.net/~mjmahon

"The wastebasket is our most important design
tool--and it's seriously underused."