Alt-BEAM Archive

Message #03411



To: beam beam@corp.sgi.com, George Rix rix.g@bmts.com,
From: "van Zoelen, Bram SSI-TSEA-352" Bram.A.A.vanZoelen@is.shell.com
Date: Thu, 20 May 1999 08:28:21 +0200
Subject: [alt-beam] Re: Tricore info question


I once used a TriCore to drive a stepper motor [clock] in
the following way

Two Nv for the pulses and the third for the time delay between
the pulses.

Bram


> ----------
> From: Sean Rigter[SMTP:rigter@cafe.net]
> Reply To: Sean Rigter
> Sent: Thursday, May 20, 1999 4:16 AM
> To: beam; George Rix
> Subject: Re: Tricore info question
>
> Hi Rob,
>
> Sorry for the brevity of my earlier reply.
>
> Odd numbered >1Nv cores work the same way as even numbered Nv cores.
> They are not commonly used because Nv neurons are generally used in
> pairs in a push/pull ("bridge") configuration. But as always with Beam,
> you ask a question and a hundred ideas pop up! Aside from the obvious 3
> phase application: I just thought of an odd =) number of interesting
> applications for the extra Nv neuron in a (5 Nv) microcore:
>
> 1. Start/Stop
> 3. Delay/Speed
> 4. auto PNC
> 5. core/herd synchronization
>
> are just a few of the possibilities. Anyone of these are quite powerful
> in modifying behaviour. I am sure there are some examples of these
> applications already perhaps someone out there would like to help fill
> in the blanks.
>
> enjoy
>
> wilf
>
> Sean Rigter wrote:
> >
> > Yes needs a PNC
> >
> > wilf
> >
> > George Rix wrote:
> > >
> > > I have a question about microcores that have an odd number of neurons.
> Even
> > > though they aren't useful to me at this point in time, I'd like to
> know how
> > > they can work. It would seem to me that you would have conflicting
> pulses.
> > > But then maybe you arrange it so only one pulse is going around with a
> PNC
> > > of some sort.
> > > Thanks for your time, I really did look for it on the net, but
> couldn't find
> > > anything. Maybe I just didn't look hard enough.
> > > Anyhow,
> > > Signing off,
> > > Rob Rix
> > >
> > >
> __________________________________________________________________________
> _
> > > 'Your simian countenance suggests a heritage unusually rich in species
> > > diversity' - Calvin & Hobbes, by Bill Watterson
> >
> >
>

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