Subject:
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Re: RCX IR Transceiver and Sensor Port Circuits
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 22 Dec 2004 20:26:56 GMT
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Viewed:
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1000 times
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In lugnet.robotics, "Lamar" <r_ledford@comcast.net> wrote:
> I for one would look at your work if posted on some web site.
>
> Lamar
>
> Mark Bellis wrote:
>
> > I've not seen much online in the way of circuits of the RCX transceiver or
> > parts
> > of the RCX itself. Everyone seems too busy reprogramming it!
> >
> > I have dismantled the units and traced the connections, found out the
> > pin-outs
> > and equivalent components for each semiconductor device inside, and drawn
> > a
> > circuit diagram of the transceiver and the circuit for an RCX sensor port
> > (by
> > reading across between the three port circuits).
> >
> > The semiconductors I've researched are also used in other Lego electronic
> > units,
> > so diagrams of the Control Center and Bar Code Pilot could also be drawn.
> >
> > Would anyone be interested if I put my diagrams online, or has someone
> > beaten me
> > to it?
> >
> > Perhaps this would help people make their own devices to interface with
> > the RCX.
> >
> > For legal reasons I hasten to add that the diagrams are unofficial so I
> > cannot
> > guarantee accuracy, nor will I ever seek to make any gain from it. I've
> > used my
> > common sense and my degree in electronics to do with the RCX what I
> > sometimes do
> > with broken TVs or videos - take them apart to see how they work! It is
> > purely
> > for enhancing the research of RCX enthusiasts and helping us to get more
> > out of
> > a great product.
> >
> > Mark
I'll see if I can get the circuits drawn up as jpegs and post them on my
Brickshelf. Can't promise a schedule though :-)
The IR Transceiver will be first, followed by a sensor port circuit. The other
units are just possible future projects for now.
Mark
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Message has 1 Reply:
Message is in Reply To:
 | | Re: RCX IR Transceiver and Sensor Port Circuits
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| I for one would look at your work if posted on some web site. Lamar ----- Original Message ----- From: "Mark Bellis" <mark.bellis@tiscali.co.uk> To: <lego-robotics@crynwr.com> Sent: Friday, December 17, 2004 9:49 AM Subject: RCX IR Transceiver and (...) (20 years ago, 21-Dec-04, to lugnet.robotics)
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