Subject:
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Re: RCX IR protocol
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Newsgroups:
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lugnet.robotics.rcx
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Date:
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Mon, 3 Sep 2001 23:18:07 GMT
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Viewed:
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1962 times
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On the page http://graphics.stanford.edu/~kekoa/rcx/tools.html look under
the description of his send command and you'll see he sends a query "10"
(hex) and gets a response "ef". This value, 0xEF, is the logical not
(modulus 0xFF) of the query value 0x10. The tilde means "not".
Dennis
In lugnet.robotics.rcx, Trevyn Watson writes:
> Hi all,
>
> I was looking at the IR protocol described at
> http://graphics.stanford.edu/~kekoa/rcx/, and i dont quite understand.
>
> In paricular:
>
> What is the packet header?
> what does the ~ mean? (eg "RCX reply opcode is always ~query opcode")
>
> I am asking because i am writing an application that would do something
> similar to the remote control.
>
> Thanks,
> Trevyn.
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Message is in Reply To:
 | | RCX IR protocol
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| Hi all, I was looking at the IR protocol described at (URL) and i dont quite understand. In paricular: What is the packet header? what does the ~ mean? (eg "RCX reply opcode is always ~query opcode") I am asking because i am writing an application (...) (23 years ago, 2-Sep-01, to lugnet.robotics.rcx)
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