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(...) How feasible would it be to set up some sort of time-sharing communications over Bluetooth to allocate time slots when each of the robots in an area would be allowed to use their ultrasonic sensors? -Tim (18 years ago, 20-May-06, to lugnet.robotics)
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| | Re: Ultrasonic sensor interactions
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Hi Tim, (...) it should be possible to use the ultrasonic sensor itself for that, there is a command to listen in on other sensors for that purpose. Jürgen (18 years ago, 20-May-06, to lugnet.robotics)
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| | Re: Ultrasonic sensor interactions
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(...) Very feasible... IF you could turn the US sensor off. As near as I can determine, the US sensor, when connected, is never off: it is always emitting a series of "pings" (you can actually hear a "click" from the sensor if you are really close). (...) (18 years ago, 20-May-06, to lugnet.robotics)
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| | Re: Ultrasonic sensor interactions
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(...) The problem with that is that both NXT machines may be listening. Neither hears anything - so both decide to emit a ping - and they still interfere with each other. The nasty part is that even if you can detect that an interference happened, (...) (18 years ago, 20-May-06, to lugnet.robotics)
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