Subject:
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Re: Several hardware questions.. Laser link Hardware expansion n' more
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 5 Jul 2002 20:24:54 GMT
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Viewed:
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786 times
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My major problem was having a light sensor on each RCX that could change at almost exactly the same time as the other. Each RCX would then send a message to the other (for different reasons)
The messages have to be sent ASAP, so one second polling is not an option.
I have moved almost all logic to one of the RCXs so the second is really only acting as a sensor multiplexor.
Steve
----- Original Message -----
From: "John Barnes" <barnes@sensors.com>
Date: Fri, 5 Jul 2002 15:06:23 GMT
This is an interesting aspect of using two RCXs. My only experience is with
NQC and the single byte "Message" function, but I have succeeded in making
the communication link bi-directional and reliable.
I simply create a process in the "master RCX" which polls the "slave RCX" at
regular intervals of one second. The byte codings are such that the most
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