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Noisy motors while not moving?

Two parameters in SMC3 that are most likely to cause noise in the motor windings (buzzing or humming type noise) are the Kd and PWMmin values. This type of noise is most noticeable when the motors are holding position and not moving. If the noise you are getting is mostly when moving (unless slow smooth movement) it is probably not from the PID.

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Mar 23, 2015
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