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Encoder Matching | Scaling And Inverting Encoder Values

One of the joys of the robotics hobby is mastering the art of interfacing. A lot of the parts are already in front of us and we just need to make them work together. Recently, I ran into a problem with a pair of quadrature encoders for the drive train on one of my robots. The encoders themselves worked fine and were generating perfect quadrature outputs. However, they were sending out data faster than the controller could handle at higher speeds. As a result, the encoder readings were ...

SERVO Magazine (July 2008)
By Robert Doerr