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???
02/28/07 19:09
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#133961 - That's IT
Responding to: ???'s previous message
You mentioned you are only looking at the A phase as a test.
I missed that

connected a rotary encode to the stepper motor with timed belt
which WILL give fast oscillations on the pulses.

With proper (fast and accurate) quadrature detection this will be seen as 'double reversals and disappear.

Erik


List of 15 messages in thread
TopicAuthorDate
Rotary Encoder            01/01/70 00:00      
   Step to Encoder Ratio            01/01/70 00:00      
      Rotary Encoder            01/01/70 00:00      
         Problem With Steppers            01/01/70 00:00      
   this could be your problem            01/01/70 00:00      
      Rotary encoder (3)            01/01/70 00:00      
         I'd be really curious ...            01/01/70 00:00      
   Reading Encoders            01/01/70 00:00      
      That's IT            01/01/70 00:00      
         What's it???            01/01/70 00:00      
            well it could very well be            01/01/70 00:00      
               This sounds right...            01/01/70 00:00      
                  In that case maybe he is actually reading 'a'            01/01/70 00:00      
                     Still laughing over that post...            01/01/70 00:00      
      Positioning using an encoder as feedback            01/01/70 00:00      

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