Terminology OOP – IEC 61131-3 The following list shows a comparison of the terminology in UML as well as its equivalent in IEC 61131-3 and its extension in CODESYS . Terms in UML Object Orientation Eq
Working in the Class Diagram Editor The class diagram editor provides elements which map the object orientation of the project. Because the editor is embedded in the CODESYS Development System , you c
Tutorial: Class Diagram Using class diagrams Class diagrams illustrate the static structure of an application or sub-application. They provide an overview of the classes, the attributes of the classes
Analysis You can create class diagrams from existing projects and applications for analysis or documentation purposes. Displaying an application as a class diagram Open a project that you did not crea
Designing and Developing When you program graphically in the class diagram, your changes automatically cause adaptations for the objects in the POUs view and Devices view. New objects are inserted in
Statechart A statechart is a graphical formalism with which you can graphically program a finite state machine. A state machine is a system that is continuously in one of a finite number of states at
Implicit Variables At compile time, a structure variable with the name UML_SC_<object name> is generated automatically for each graphical statechart object. This variable provides access to the implic
Online Mode At runtime, you can monitor and control the behavior of the diagram in the monitoring in the editor. Tip The sample project UML_SC_CoffeeMachine.project is provided to illustrate the follo
Tutorial: Statechart Drafting and implementing a statechart A statechart is a machine that switches from state to state at runtime. The states are linked by transitions, which each have a guard condit