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Doug Weathers wrote:
> I had this really sick idea last night, and I thought I'd throw it out for
> discussion.
>
> In theory, you could control up to six Micro Scouts or Code Pilots using two
> motor outputs and one sensor input.
>
> Each of the six fiber optic cables from the fiber optic module go to a
> single Micro Scout's light sensor.
>
> One motor output runs a motor that turns the fiber optic module. A rotation
> sensor tells the RCX where the shaft is, so the correct Micro Scout can be
> selected.
>
> The other motor output is connected to the fiber optic module. The RCX now
> pulses this output to send VLL commands to the selected Micro Scout.
>
> Note that as specified here this is a "pure Lego" solution! The guys with
> glue and X-acto knives can also get into the act if they want (ewww....)
>
> If we had a way to split and join fiber optic cables, we can control
> multiple Micro Scouts with one of the six channels available from the fiber
> optic module. For instance, you could control five Micro Scouts
> individually, and the sixth channel runs to every Micro Scout so you can
> tell them all to do something simultaneously (like to turn off all the
> motors).
>
> You could use TFM's light/motor block
> <http://www.akasa.bc.ca/tfm/lego_l_m.html> to run the motor and flash the
> LED in the fiber optic module with a single motor output.
>
> Come to think of it, a directional transmission or a simple ratchet would do
> the same thing. Run the motor forwards, it turns the FOM (which is also
> connected so it's lit up while the motor runs). Run it backwards, the
> ratchet engages and keeps the FOM from turning and you can pulse the power
> to send VLL code. The drawback is that when it's turning forwards the light
> is on, but the Micro Scout will probably ignore the flash as the LED goes
> by.
That's a good idea actually. That would make use of all them pointless units.
Too bad you can't change their speed...
TFM
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