Subject:
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Re: Hi-speed port communication
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Newsgroups:
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lugnet.robotics.nxt
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Date:
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Fri, 4 Jan 2008 20:54:07 GMT
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Viewed:
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31559 times
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Hi Ross,
"Ross Crawford" <ross.{mylastname}@gmail.com> writes:
> In lugnet.robotics.nxt, John Hansen wrote:
> >
> > According to folks at LEGO you can simply use a sensor
> > wire to connect two NXTs together on port 4 and send
> > data back and forth using this sort of code.
>
> Cool! I wonder if you could daisy-chain NXTs using this
> technique, and if so, how many you could connect?
it should be possible to use RS-485 as a bus,
i.e. connect several NXTs with one cable.
You need to make the cable yourself, though,
and you may need some termination on the ends.
Jürgen
--
Jürgen Stuber <juergen@jstuber.net>
http://www.jstuber.net/
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Message has 1 Reply:
 | | Re: Hi-speed port communication
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| (...) Hi all, the physical connection of NXTs via RS485 is just the first half of the solution... Remeber, at 2-wire RS485 you can have one master only and up to 31 slaves. To address each slave, you need to implement a special protocol which (...) (17 years ago, 5-Jan-08, to lugnet.robotics.nxt)
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