Re: Pinout Voltage on IIc Disk Drive Port

[Ross Holmberg <holmberw@rconnect.com>]

Roger Johnstone wrote:

> ----------
> In article <1ee52m7.9rawmw153dmc5N%dempson@actrix.gen.nz>,
> dempson@actrix.gen.nz (David Empson) wrote:
>
> >I seem to recall reading somewhere that _something_ doesn't provide -12V
> >on this connector, which prevents it from supporting some types of
> >drive.  I can't remember what it was (perhaps the IIe card for the Mac
> >LC?).
> >
> >--
> >David Empson
> >dempson@actrix.gen.nz
> >Snail mail: P O Box 27-103, Wellington, New Zealand
>
> That's right. The only 5.25" drive the LC IIe card can use is the Apple 5.25
> drive since all the older ones require -12V.
>
> Roger Johnstone, Invercargill, New Zealand
> http://homepages.ihug.co.nz/~rojaws
> ------------------------------------------
> The programmer's national anthem is 'AAAAAAAARRRRGHHHHH!!'.

That can't be right.... The Mac-LC lab at SSU, MN was home to many IIe cards
for mac driving DiskII drives.
    Perhaps there were multiple revisions?
R. Holmberg