Re: Did Commodore cheat with the quad density floppies?

From: Thom Cherryhomes <thom.cherryhomes_at_gmail.com>
Date: Mon, 7 Jan 2019 09:42:19 -0600
Message-ID: <CAPQyuQKrdYvfMFX_b+i2+oiCO8=egjJ7wOiwgSXCDN4Hs4Gaow@mail.gmail.com>
Were the 8280's the ones with the Tandon Thinline mechanism? Those use DC
motors, and actually do shut off when not needed.

On Mon, Jan 7, 2019 at 9:40 AM Francesco Messineo <
francesco.messineo@gmail.com> wrote:

> For sure, Olivetti P6060's 8" floppy drives would start rotating as
> soon as it was powered on and stop rotating when powered off. That's
> my only recollection of 8" floppies in real life. It was in the early
> '80s of course.
>
> Frank
>
> On Mon, Jan 7, 2019 at 4:33 PM Rob Clarke <crock@clarke-family.org.uk>
> wrote:
> >
> > Hey Michau,
> >
> > Are you sure about that? Fairly certain my 8280 stops. It spins when you
> > insert the disk, and for some time after accessing it, but I think it
> > stops again afterwards. Maybe we have different ROM versions?
> >
> > Rob
> >
> > On 07/01/2019 16:12, Michał Pleban wrote:
> > > groepaz@gmx.net wrote:
> > >
> > >> i remember weird things with motor-signal and disk-ready.... but
> forgot the
> > >> details, too long ago. and i still have to figure out how to jumper
> the 8"
> > >> drive i got =P
> > > 8" disk drive motors do not stop when started once. The idea that the
> > > disk should stop spinning and start again when needed came only with
> > > 5.25" drives.
> > >
> > > You can see it on the 8280 drive, once you access the disk it never
> > > stops rotating (which is quite annoying IMHO).
> > >
> > > Regards,
> > > Michau.
> > >
> > >
> > >
> >
>
>
Received on 2019-01-07 17:02:33

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