Learn what function block diagrams (FBDs) are, why they are beneficial, and how to use them in your PLC programming with examples and tips. Agree & Join LinkedIn ...

If you want to program a PLC (programmable logic controller) using sequential function charts (SFC), you need to understand the basic elements and steps of this graphical language.

However, there is no reason to assume that an attacker would not be interested in hiding malicious payload into a PLC program before it is compiled to machine code.In this paper, I present five ...