Researchers have discovered a design flaw lets anyone carry out commands without authentication on software called CoDeSys, which is widely used in industrial controls Researchers have discovered a ...

There are various approaches to developing programmable logic controller (PLC) applications using experimental techniques. Modifying existing PLC ladder logic programs is another common approach ...

PLC Counters and Timers provides an overview of the functions of counter and timer instructions in a PLC ladder logic program. Counter and timer instructions are internal features of a program that ...

AutomationDirect’s new eBook, “PLC Handbook: A Practical Guide to Programmable Logic Controllers” is now available as a free download. Designed as an easy-to-read guide for users new to PLCs, this ...