Subject:
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Re: NXT to NXT communication?
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Newsgroups:
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lugnet.robotics
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Date:
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Thu, 4 May 2006 02:49:00 GMT
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Viewed:
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2806 times
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In lugnet.robotics, Steve Hassenplug wrote:
> In lugnet.robotics, David Hurley wrote:
> >
> > I can't speak for the NXT, but knowing that it has BT, and should be adhering to
> > the specs, then the answer would be yes. The master-slave communication is
> > coordinated via time slots within a piconet.
>
> Dave,
>
> I don't know a whole lot about BT (beyond the little I've found out because of
> this project), but your assessment is correct.
>
> The protocol is implemented according to BT spec, so all communication is done
> through master-slave communication.
>
> The thing that's confusing in my (and Brian's) explanation is that any NXT can
> be a master, with three slaves, AND can be a slave to one master.
>
> There is no direct slave to slave communication, and no master to master
> communication.
>
> The fact that any NXT can be a master and/or a slave allows you to bypass the
> four-connection limit.
>
> Any less muddy? :)
A little - the next question of course is: Can NXT1 be both slave (to NXT0) and
master (to NXT2, NXT3, NXT4) at the same time? Or does that require sneaky
protocol to switch between the 2?
ROSCO
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Message has 1 Reply:
 | | Re: NXT to NXT communication?
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| (...) Yes. NXT1 will be connected via connection 0 from NXT0 NXT1 will be connected via connection 1 to NXT2 NXT1 will be connected via connection 2 to NXT3 NXT1 will be connected via connection 3 to NXT4 NXT1 can send a message to connection 0,1,2, (...) (18 years ago, 4-May-06, to lugnet.robotics)
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Message is in Reply To:
| | Re: NXT to NXT communication?
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| (...) Dave, I don't know a whole lot about BT (beyond the little I've found out because of this project), but your assessment is correct. The protocol is implemented according to BT spec, so all communication is done through master-slave (...) (18 years ago, 4-May-06, to lugnet.robotics)
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