Electronic Design

How To Control Brushless Motors (Part 2): Position-Control Loops

While current control and PWM switching play the most direct role in driving brushless DC motors, the motion profile and ...
EDN

4-Axis Servo Control Using Arduino-Python

The project uses an Arduino to control a bank of four independent RC servos with a PC using a USB cable and a modular Arduino-python software stack. The device can be a great starting point for a ...
Electronic Design

Positioning a Linear Servo Motor with a PID Controller

The ABCs of PID control. Considerations for interfacing elements in the electrical circuit to accomplish those parts of the PID function for position control. Firmware code implementation.
Machine Design

Getting the Best Servo Motor

This article originally appeared on Heidenhain.us and has been published here with permission. Servo motors are electric motors that let engineers and designers precisely control position, velocity ...
EDN

Reference design drives servo motors

ST’s EVLSERVO1, a turnkey reference platform for servo motor control, enables sensorless or sensored field-oriented control (FOC) with one, two, or three shunts. It drives three-phase brushless motors ...