Re: NadaNet for the //c - just an idea

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

On Sep 18, 2:45 pm, sicklittlemonkey <Nick.Westg...@gmail.com> wrote:
> On Sep 18, 4:38 pm, mdj <mdj....@gmail.com> wrote:
>
> > On Sep 18, 2:41 pm, "Michael J. Mahon" <mjma...@aol.com> wrote:
> > > I've previously expressed my astonishment that the IIgs does
> > > not support this simple, compatible protocol.
>
> > Alas it's not an Apple supported protocol. The other issue is it
> > assumes there's always a slow mode disk ][ device in slot 6, and
> > there's really no guarantee that's the case. Even the Zip Chip and
> > Transwarp allow you to disable slowdown for any slot (though it is the
> > default behaviour for the Zip)
>
> The GS has separate bits for slots 4-7, which control monitoring for
> disk on/off IO accesses, so it is selectable for some slots, and only
> for Disk II-alike devices. Pretty weird compared to generic /DEVSEL
> monitoring.

Right--now I remember that they use those bits to trigger "slow down"
on
motor on and "speed up" on "motor off".  Shame they didn't just use a
time delay like accelerators and the IIc+.

-michael