1771 floppy controller questions

From: Tothwolf <tothwolf_at_concentric.net>
Date: Tue Nov 20 03:25:55 2001

On Tue, 20 Nov 2001, Richard Erlacher wrote:
> From: "Tothwolf" <tothwolf_at_concentric.net>
> > On Mon, 19 Nov 2001, Michael Holley wrote:
> > > From: "Tothwolf" <tothwolf_at_concentric.net>
> > >
> > > > I have a complete TRS-80 Model I that has a dead Western Digital FD1771-01
> > > > chip in its expansion interface. Does anyone know if a National 1771-B01
> > > > is a suitable replacement? What would be a fair/reasonable price for a new
> > > > 1771 these days?
> > >
> > > B. G. Micro, www.bgmicro.com, has FD1771s for $4.95.
> >
> > Thanks for the info. I should be able to get my local vendor to match that
> > price since B.G. Micro is a fairly well known vendor.
>
> What is it that makes you believe that the 1771 s the problem?

Well, I accidentally plugged the chip in backward when troubleshooting the
floppy interface right after I got it. It turned out that the floppy
ribbon was bad, just due to age I guess. I don't think the chip let out
its magic smoke, but it certainly does not work now ;)

-Toth
Received on Tue Nov 20 2001 - 03:25:55 GMT