Subject:
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Re: Mindstorms Automatic Train Control Questions
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Newsgroups:
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lugnet.trains, lugnet.robotics
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Date:
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Wed, 31 Oct 2001 08:50:37 GMT
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Viewed:
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177 times
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"Dean Husby" <nntp@akasa.bc.ca> wrote:
> Zhengrong Zang wrote:
> > If you use RCX/Scout to control tracks not trains, you don't need so • many
> > RCX/Scout, separate your layout to blocks, then one block is connected • to one
> > output port of RCX/Scout, this way is better than putting RCX/Scout on • the train,
> > because you don't need to modify your train.
>
>
> With the Scout (or RCX for that matter) you can use a phototransistor as
> a light sensor for the scout. Put a light or IF emitter on the other
> side of the track and it can detect a break in the light. You can count
> cars or anything you want. It works really well.
You can use the Scout to detect trains also with cheap custom made reed
sensors, they behave like passive sensors. IMO they're ideal to detect
trains: the magnetic couplings of the cars are strong enough to operate
them.
Ciao
Mario
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