But no matter what variables are called, they always have the same function. And with IEC 61131-3 Programming software like STEP 7, Codesys or Studio 5000, the standard data types will always be available. Data Types in Structured Text Depending on what PLC brand you are using, you will h...
The IEC-programming is based on the established standard of CoDeSys. Equipped with all the features of a modern IEC-programming system are expected as online,Trace, Single-Step , Breakpoints, etc. , may the IEC-programming in Instruction List (IL), structured text (ST), sequence language (AS...