LED Control with EtherCAT and Beckhoff Bus Terminals Application Note

This application note explains how to efficiently control various types of LEDs using EtherCAT and Beckhoff I/O system bus terminals, covering fundamental operating principles and real-world applications from signal lamps to dynamic color-changing systems. It details critical LED parameters such as forward current, rated current, conducting voltage, and forward voltage, along with common control modes including voltage mode, current mode, PWM, communication protocols, and pulse train.