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Re: Need help identifying cards from Apple //e
In article <4m5hhqINN4km@portugal.cis.ohio-state.edu>,
Forest Hursey <forest@portugal.cis.ohio-state.edu> wrote:
>
> I recently purchased an Apple //e with tons of cards in it and I need
> some help identifying a couple of them. If anyone recognizes them and
> can let me know what they are I'd appreciate it. Thanks.
>
> 1. card that says McT SpeedDemon - has 65C02 processor on it, made in
> 1984.
That is an accelerator. I think it is an earlier implementation of
one of the more recent accelerators (the ZIP chip, perhaps?). I don't
remember how fast it runs (probably no more than 3 MHz). I think we
used to have one in the II+ which was running my user group's BBS
(borrowed, and I never saw it). I think it was very unreliable
(though that could have been the computer's fault).
> 2. card that says RanaSystems - has 2 LED's (data,motor) had db25
> cable attached to it. Perhaps a HD controller ?
Probably a disk controller card for the Rana Elite drives (5.25", I
think, but I don't recall the number of tracks or density).
> 3. card that has no words on it - has 50 pin connector on it attached
> to a cble to goes to db 37. Has some sort of EEPROM AM2732ADC on it as
> well.
The EPROM part number doesn't help much - that just tells us it is a
4KB ROM. The card doesn't ring any bells.
--
David Empson
dempson@actrix.gen.nz
Snail mail: P.O. Box 27-103, Wellington, New Zealand