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Stepper Fundamentals Slide 36

Looking at microstepping applications, achieving zero current by simply applying a zero reference is not possible. The value of the minimum current may also affect how well the circuit can match the sine wave it is trying to synthesize. This graph shows the ideal waveforms for a micostepping drive running at a constant speed. The phase relationship between the two signals determines the direction of rotation.

PTM Published on: 2011-12-14