PROFINET, EtherNet/IP, EtherCAT, and TSN serve different masters. What each was designed for and how to tell them apart.
Motion Control
Servo drives, motion controllers, robotics kinematics, and precision positioning.
Ladder, function block, structured text, and the rest — what each of the five languages is good at and how shops actually mix them.
IndexEtherCAT technology introduction (ethercat.org)
The EtherCAT Technology Group's technical introduction: functional principle, distributed clocks, topologies, and performance figures.
IndexPLCopen: motion, safety, and IEC 61131-3 libraries (plcopen.org)
PLCopen: IEC 61131-3 motion control libraries, safety, OPC UA function blocks, and coding guidelines.
Terms in this topic
- Motion control
- Coordinated servo control for positioning and robotics.
- VFD
- Drive controlling AC motor speed via output frequency.