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5255  |  5257
Subject: 
RE: Motor Sensor (fwd)
Newsgroups: 
lugnet.robotics
Date: 
Wed, 9 Jun 1999 01:46:09 GMT
Original-From: 
Tilman Sporkert <tilman@activesw^saynotospam^.com>
Viewed: 
1266 times
  
Getting useful readings from that is another matter. As stated
earlier, the
RCX reads voltages between 0 and +5V. So if you run the motor in the wrong
direction, you get a reading of 0.

----- End of forwarded message from Tilman Sporkert -----

These are DC motors, you better get a reverse current (and as a
consequence
reverse voltage) or else that motor has some sort of diode in it.

Yes, you get a reverse current, but the RCX won't be able to measure that.
Anything below 0V will read the same as 0V (RAW = 0), and anything above +5V
will read as 1023 in RAW mode.

Tilman


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



Message is in Reply To:
  RE: Motor Sensor (fwd)
 
----- Forwarded message from Tilman Sporkert ----- From: "Tilman Sporkert" <tilman@activesw.com> Subject: RE: Motor Sensor Date: Tue, 8 Jun 1999 17:47:52 -0700 Getting useful readings from that is another matter. As stated earlier, the RCX reads (...) (25 years ago, 9-Jun-99, to lugnet.robotics)

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