Wednesday, August 29, 2012

Instruction List

"Instruction list (IL) programming is defined as part of the IEC 61131 standard. It uses very simple
instructions similar to the original mnemonic programming languages developed for PLCs. (Note:
some readers will recognize the similarity to assembly language programming.) It is the most fundamental
level of programming language - all other programming languages can be converted to IL programs.
Most programmers do not use IL programming on a daily basis, unless they are using hand held


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