Placeholder ¶ A placeholder in the Library Manager is a reference on a definite library version. Placeholders simplify the maintenance of library hierarchies. In the CODESYS environment there are the

Library Prefix ¶ Before the introduction of the Namespace , the prefix used to identify world-wide uniquely a certain library. With the conversion from CODESYS V2 to V3 the prefix was substituted by t

Library Categories ¶ Using Library Categories in the Library Repository, besides sorting according to the Company Name allows to structure the huge set of libraries. The library categories are an impo

Library Properties ¶ Library properties serve for managing the meta data of a library. They are accessible via the Project Information . As from CODESYS 3.5.5.0 these properties have the following mea

Behaviour Model and Interface Design ¶ Note With CODESYS 3.5.11.0 a new library was introduced. The Common Behaviour Model replaces the CAA_Bahaviour.library . Please take a look to the documentation

TYPE_CLASS ¶ Global Variable List __SYSTEM.TYPE_CLASS {attribute 'qualified_only'} TYPE TYPE_CLASS : ( TYPE_BOOL := DWORD#0 ; TYPE_BIT := DWORD#1 ; TYPE_BYTE := DWORD#2 ; TYPE_WORD := DWORD#3 ; TYPE_D

AnyType ¶ TYPE AnyType : STRUCT pValue : POINTER TO BYTE ; diSize : DINT ; TypeClass : __SYSTEM.TYPE_CLASS ; END_STRUCT END_TYPE

MEMORY_AREA ¶ Global Enum Type __SYSTEM.MEMORY_AREA {attribute 'qualified_only'} TYPE MEMORY_AREA : ( MEM_UNKNOWN := -1 , MEM_MEMORY := 0 , MEM_INPUT := 1 , MEM_OUTPUT := 2 , MEM_RETAIN := 3 , MEM_GLO

VAR_INFO ¶ Example VAR aiData : ARRAY [0..9] OF INT ; (* My measurements *) viInfo : __SYSTEM.VAR_INFO ; END_VAR viInfo := __VARINFO ( aiData ); A monitoring snipped of the variable viInfo ¶ TYPE VAR_

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