Re: Vulcan IDE to CF

["Michael J. Mahon" <mjmahon@aol.com>]

Henry S. Courbis wrote:
> Hey Bill.
>
>
> > I had once come across a single 20MB CF card which I have attached to a 
> > Vulcan controller. It was heck to get it working, but works ok now that I 
> > finally got it going. It will 'not' work with anything other size at 
> > present.
>
>
> Maybe it's worth using a program like Hex Workshop to image the card and try 
> duping it to another unit?  I kind of remember seeing Head/Sector related 
> info in Sector 0 of the CF Cards.  Maybe this would be a way to use 32 Meg 
> cards as 20 Meg replacements?
>
> If that doesn't work then my next question would be has anyone looked at the 
> Firmware?  I bet a couple bit changes in the right place for head and 
> sectors tables would allow any CF Card to be an option I would think.

I looked at it for several hours several years ago.  ;-)

It is heavily bank-switched, as is the RAM, and so it can be a little
tough to follow.  It was written by Bob Sander-Cederlof.

Tackling it with modern tools and more patience might work...  ;-)

-michael

Parallel computing for Apple II computers!
Home page: http://members.aol.com/mjmahon

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