Programming Languages - Overview

This chapter presents details on the syntax, structure and use of the declarations and statements supported by the KAS IDEClosed"Integrated development environment" An integrated development environment is a type of computer software that assists computer programmers in developing software. IDEs normally consist of a source code editor, a compiler and/or interpreter, build-automation tools, and a debugger application language.

 

Below are the available programming languages of the IECClosed"International Electrotechnical Commission" IEC is a not-for-profit, non-governmental international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies 61131-3 standard:

SFC: Sequential Function Chart
FBD: Function Block Diagram
FFLD: Free Form Ladder Diagram
ST: Structured Text
IL: Instruction List

Use of ST instructions in graphic languages

You have to select a language for each program or User-Defined Function BlockClosedA function block groups an algorithm and a set of private data. It has inputs and outputs. of the application.

 

Refer also to the following pages about the IEC 61131-3 programming languages:

Program organization units
Data types
Structures
Variables
Arrays
Constant expressions
Conditional compiling
Handling exceptions