Subject:
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Fw: Problems with RCX, ROBOLAB and Macintosh
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Newsgroups:
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lugnet.robotics
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Date:
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Sun, 13 Jun 1999 16:31:58 GMT
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Original-From:
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El Barista <caffiend@/stopspam/austin.rr.com>
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Viewed:
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704 times
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I've seen this thread going, and going, and going; must be pretty
frustrating. It seems like you said at one point that it works fine from a
PC, is that right? If so, don't you have to use a serial adapter to connect
the IR tower to a Mac? And if so, have you verified that that connector
isn't causing the problem? I'd try a different one myself. That's just my
half awake, hung-over 2 cents on it....
Will
----- Original Message -----
From: Ralf <rkrause@bvs-ge-dormagen.ne.nw.schule.de>
To: Ralph Hempel <rhempel@bmts.com>; LEGO Robotics
<lego-robotics@crynwr.com>
Sent: Sunday, June 06, 1999 4:14 AM
Subject: Re: Problems with RCX, ROBOLAB and Macintosh
> Hallo,
>
> I have tried NEW batteries in ir tower and RCX.
> I have tried to communicate in an absolute dark room with the same • results.
> The ir tower is in near mode and the RCX in reset mode (take out the
> batteries and switch on the RCX - put the batteries in place again).
>
> Ralf
>
> Ralph Hempel wrote:
> >
> > Ralf wrote:
> >
> > > ----------------------------------------
> > > Problems with RCX, ROBOLAB and Macintosh
> > > ----------------------------------------
> >
> > > The green led at the IR-tower is lighted trying to transmit some data. • The
> > > diplay of the RCX shows the transmission symbol and counts up from 1 • to 20
> > > for 10 times. After this the Macintosh displays the error massage.
> >
> >
> > This might be obvious, but try changing your tower and RCX batteries for
> > really fresh ones. Believe it or not, it has cured a few "flaky"
> > download sessions for me.
> >
> > Also, what is the ambient light you are working in? Try shading the RCX • and
> > the tower.
> >
> > By the way, near mode seems more reliable for me in a low ambient light
> > environment.
> >
> > Cheers,
> >
> > Ralph Hempel - P.Eng
> >
> > --------------------------------------------------------
> > Check out pbFORTH for LEGO Mindstorms at:
> > <http://www.bmts.com/~rhempel/lego/pbFORTH/default.html>
> > --------------------------------------------------------
> > Reply to: rhempel at bmts dot com
> > ------------------------------------------------------
>
> --
> Did you check the web site first?: http://www.crynwr.com/lego-robotics
--
Did you check the web site first?: http://www.crynwr.com/lego-robotics
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Message has 1 Reply:
 | | Re: Problems with RCX, ROBOLAB and Macintosh
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| Hallo Will, it can't be the adapter cable which is wrong. With NQC -the very good programming software from Dave Baum- I have no problem to contact the RCX. Downloading the firmware, sending programs, starting programs ... it's okay. Everything (...) (25 years ago, 14-Jun-99, to lugnet.robotics)
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