Constant: BOOL BOOL constants are the truth values TRUE (1) and FALSE (0). For more information, see: BOOL :

Constant: Numeric Numeric values can be binary, octal, decimal, and hexadecimal numbers. If an integer value is not a decimal number, then you must write its base followed by the number sign (#) befor

Operator: TEST_AND_SET The multicore operator is an extension of the IEC 61131-3 standard. The operator can be used for implementing a semaphore, for example to guarantee exclusive access to a variabl

Operator: Global Namespace The operator is an extension of the IEC 61131-3 standard. An instance path which begins with a dot . always opens a global namespace. If there is a local variable that has t

Operator: Namespace for Global Variable Lists The operator is an extension of the IEC 61131-3 standard. You can use the name of a global variable list (GVL) as a namespace identifier for the variables

Operator: Library Namespace Syntax: <library namespace>.<library POU identifier> Example: LIB_A.FB_A A library POU identifier is appended with the library namespace (as a prefix separated by a dot) fo

Operator: Enumeration Namespace The operator is an extension of the IEC 61131-3 standard. You can use the TYPE name of an enumeration for unique access to an enumeration constant. In this way, you can

Operator: __POOL The operator is an extension of the IEC 61131-3 standard. The operator is used to reference objects which are managed in the global POU pool (in the POUs view). The operator directly

Operator: INI Tip The INI operator is an operator of CoDeSys V2.3 . This operator is replaced by the FB_Init method as of CODESYS V3. However, you can still use this operator in projects that are impo

Conversion: BOOL The operators BOOL_TO_<type> convert a Boolean value into the specified data types and return a type-converted value. Call syntax : < BOOL_TO_<type> ( <operand> ) Operand Data Type De