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Subject: 
Re: Robolab, byte codes and assembler
Newsgroups: 
lugnet.robotics.rcx.robolab
Date: 
Thu, 27 Nov 2003 08:05:57 GMT
Viewed: 
9406 times
  
Hello Don,

Did you had a look to my analysis of this problem
(http://www.philohome.com/sensors/legorot.htm)? But unfortunately I don't think
that my modification is "competition-legal"...

I agree that sampling can occur at the wrong time, but this should not occur
more often at low rotation speed, and I think the probability is really low.
After adding the filtering capacitor the sensor worked much more reliably !

Philo



Message has 1 Reply:
  Re: Robolab, byte codes and assembler
 
(...) Yes, I did read your information. It was very helpful - the best stuff I found on the subject. But as you said, modifying the sensor would probably disqualify. But, that does make me think again about the recent unavailability of the part . . (...) (21 years ago, 27-Nov-03, to lugnet.robotics.rcx.robolab)

Message is in Reply To:
  Robolab, byte codes and assembler
 
Having investigated rotations sensors thoroughly, I conclude they have some serious design flaws. Most notably, some samples taken during voltage transitions can be impossible to differentiate from samples at entirely different rotational positions. (...) (21 years ago, 26-Nov-03, to lugnet.robotics.rcx.robolab)

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