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Subject: 
Re: multi-device output controller (fwd)
Newsgroups: 
lugnet.robotics
Date: 
Fri, 26 Mar 1999 17:12:57 GMT
Original-From: 
Joel Shafer <joel@*IHateSpam*connect.net>
Viewed: 
994 times
  
Has anyone tried out the Muscle Wire or electronic pistons from this site?

Seems like a good alternative to pneumatics.

At 10:34 AM 3/26/99 -0600, you wrote:

----- Forwarded message from Bill Flanagan -----

From: "Bill Flanagan" <bflanagan@mediaone.net>
Subject: Re: multi-device output controller (fwd)
Date: Fri, 26 Mar 1999 11:26:31 -0500

How about an RCX to RS232 connection to use off the shelf components?

Check out this link.

http://www.sbsi.net/bin2/hazel.exe?client=59089090&action=serve&item=electro
nics/motor_driver_interfaces.html

MondoTronics sells a simple serial servo contol that services up to 8 motors
via an rs232 port ($49.95).  I have seen a simple version adapted for a Palm
Pilot for $89.00 that services 8 servos as well.

To get the multimotor control that you want and MANY other other devices,
all you need is a way to drive an RS232 port on the RCX.  Has anyone thought
about how this might be done?

----- End of forwarded message from Bill Flanagan -----

It's actualy pretty easy. Take the analog RCX output, integrate, S&H, A/D,
serialize and then send to a MAX232 devices and wallah, RS-232.

If you were to pair the output and the input (assuming both 8-bit) you could
then have 3 bi-directional RS-232 channels.

This has some interesting possibilities in that you load 3 images of a
serial protocol handler onto the RCX and then you could use the IR link in
real-time to handle data bidirectionaly to a normal PC. In effect you turn
the RCX into a communications controller.


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Did you check the web site first?: http://www.crynwr.com/lego-robotics


Joel Shafer    joel@connect.net

--
Did you check the web site first?: http://www.crynwr.com/lego-robotics



Message is in Reply To:
  Re: multi-device output controller (fwd)
 
----- Forwarded message from Bill Flanagan ----- From: "Bill Flanagan" <bflanagan@mediaone.net> Subject: Re: multi-device output controller (fwd) Date: Fri, 26 Mar 1999 11:26:31 -0500 How about an RCX to RS232 connection to use off the shelf (...) (25 years ago, 26-Mar-99, to lugnet.robotics)

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