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Subject: 
Reading encoder forward/reverse
Newsgroups: 
lugnet.robotics.handyboard
Date: 
Tue, 21 Nov 2000 23:24:51 GMT
Viewed: 
1056 times
  
I would like to tell which way my optical incremental encoder is turning. It
has two outputs, one offsett from the other. Is there any library around that
can count and give direction? (the "encoders.c" functions seem to only count
regardless of direction) If no premade software handles this, would it be
difficult to write it?

thanks
rgiuly@bigfoot.com



Message has 1 Reply:
  Re: Reading encoder forward/reverse
 
(...) Hello Richard I think you should use a Gray code (consecutive decimal numbers are represented by binary expressions that differ in the state of one, and only one, one bit. Synonym: reflected or mirrored code). Its very simple for two bits: 00 (...) (24 years ago, 22-Nov-00, to lugnet.robotics.handyboard)

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