Subject:
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Re: PowerBook G3 IR Port?
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 28 Jan 2000 16:24:56 GMT
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Original-From:
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Ben Wyckoff <wyckoff@^NoMoreSpam^clearway.com>
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Viewed:
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1122 times
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At 5:08 AM +0000 1/28/2000, Dave Baum wrote:
> In article <v04210107b4b6549cdf89@[199.103.231.199]>, Ben Wyckoff
> <wyckoff@clearway.com> wrote:
>
> > Has anybody tried using the PB IR port? Can anybody tell me if I
> > would be wasting my time to try?
>
>
> In theory it may be possible, but in practice it hasn't been done. The
> reason is that the PB uses IrDA (it also features a special Apple-only
> protocol), while the RCX uses simple NRZ on a 38kHz carrier. In theory
> you may be able to use one of the higher IrDA baud rates to manually
> generate the 38kHz carrier for transmit, but this would require fairly
> low level access to the IR hardware. Receive is an even bigger problem.
Dave,
Thanks for the response. Soon after I posted my question, I
actually read page 18 of your book which told me the same thing ;)
I'll just go get a cable, and tote my IRTower around with me!
-Ben
------------------------------------------------------------------------
Ben Wyckoff wyckoff@clearway.com
Principal Engineer
ClearWay Technologies, LLC. www.clearway.com
"Somehow it seems to fill my head with ideas -
only I don't exactly know what they are!"
Lewis Carroll, Alice, Through The Looking Glass
------------------------------------------------------------------------
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Message is in Reply To:
 | | Re: PowerBook G3 IR Port?
|
| (...) In theory it may be possible, but in practice it hasn't been done. The reason is that the PB uses IrDA (it also features a special Apple-only protocol), while the RCX uses simple NRZ on a 38kHz carrier. In theory you may be able to use one of (...) (25 years ago, 28-Jan-00, to lugnet.robotics)
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