Subject:
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FW: IR remote using PIC16F84
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Newsgroups:
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lugnet.robotics
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Date:
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Sat, 23 Oct 1999 10:24:49 GMT
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Original-From:
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Niinikoski Juha <juha.niinikoski@mikrolog&spamcake&.fi>
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Viewed:
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1857 times
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> Hi I am new at the list with my first question.
>
> For background information. I have not yet done much with RCX so I may ask
> stupid questions.
>
> I am developing IR remote controller for RCX using cheap PIC16F84
> processor. I have already written physical protocol and transmit routines
> and I am able to send IR messages to the RCX. I am listening PIC <--> RCX
> traffic with IR tower connected to PC. I have managed to get some
> responses from RCX. 18h request gives correct alive response and also get
> battery voltage 30h gives response. However I am lost with my main goal to
> get RCX understand RCX to RCX messages F7h. I have made simple RCX program
> to accept 0-255 messages and play sound when message received. I have not
> succeeded to get any action with any messages (1-255). Physical protocol
> should be right. It is implemented according explanation in Lego-robotics
> www pages and I can get some requests working. Please get me back on the
> track.
>
> - can somebody give me simple RCX code sample how to receive message and
> make any decision with it.
> - F7h command does not give any reply. Are there any tricks to verify how
> RCX has received the message.
> - any other known issues related to RCX to RCX communication
>
> When I get my message sender (IR remote controller) working I give the
> PIC16F84 code to list.
>
> Juha Niinikoski
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