The inputs to the error amplifier are equal and the motor is undriven. When the DC motor is at stop, it means the motor shaft and potentiometer knob are in its equilibrium position.A servo motor accepts pulses and outputs rotation.The operation of the servo motor can be described by the diagram below: It follows the concept of servomechanism. 5 Use Potentiometer to Control a Servo MotorĪ servo motor is a special device containing a dc motor, feedback electronics and a set of gears.4.2 Using Microseconds instead of Angles. ![]()
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