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Subject: 
Re: More outputs, thinking outside of the box...
Newsgroups: 
lugnet.robotics
Date: 
Sun, 14 Mar 1999 21:16:50 GMT
Original-From: 
Dana Dansereau <danserea@*AvoidSpam*home.com>
Viewed: 
1026 times
  
I'd like to see your results....send them this way if you get something.


-----Original Message-----
From: OneTimeCRX <hchea@ramapo.edu>
To: Lego <lego-robotics@crynwr.com>
Date: Sunday, March 14, 1999 3:36 PM
Subject: Re: More outputs, thinking outside of the box...




Dana Dansereau wrote:

From my experience: • [snippage]  ....So I think you would
have to make a pulse "recognizer" to change the motors, but that would be
very complicated.

Thanks for the info.  It's funny that you should mention a pulse
recognizer, because one of my side projects is an electric tachometer
for my car (which previously had nothing to do with legos).  I have a
few IC's that take in current pulses, and transforms it into voltage,
which then can be used to either control a tachometer, or now control a
voltage gate/relay that controls sets of motors.  The IC is about the
size of a 1X3 brick, so that wouldn't take up a lot of space.  From
digikey, the part # is LM2917N-ND.  I'm not sure if it'll work (it all
depends on what hz the rcx operates at), but I'll give it a try.
--
Cheers,
Henry C.
***********************************************************
*            TAS: Physics         89 CR-X dx ES           *
*  Email: hchea@ramapo.edu       OR OneTimeCRX@aol.com    *
*                         TLS#28                          *
***********************************************************
--
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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