S7-GRAPH is a language that follows the IEC 61131-3 standard for PLC programming. It uses graphical symbols to represent states, transitions, and actions of a control system.

PLC programming typically uses languages defined by the IEC 61131-3 standard, such as Ladder Logic, Function Block Diagram (FBD), Structured Text (ST), Instruction List (IL), and Sequential ...

Recently I became interested in PLC programming. I'm not planning on working in this field on building a career, just want to play with a bit. I've some background in software development and ...