CODESYS Development System
Attribute: pack_mode The pragma defines how a data structure is packed during the allocation. The attribute has to be inserted above the data structure and affects the packing of the entire structure.
CODESYS Development System
Attribute: ProcessValue With the 'ProcessValue' attribute, you decorate a member of a structure. In the CFC editor, you can then use the Use Attributed Members as Input command in order to connect thi
CODESYS Development System
Attribute: qualified_only The effect of this pragma is that variables of a global variable list are addressed only by specifying the global variable name, for example gvl.g_var . This also applies to
CODESYS Development System
Attribute: reflection The pragma decorates a POU for a compiler search for function block variables which are decorated with the 'instance-path' attribute or the 'is_connected' attribute. POUs with th
CODESYS Development System
Attribute: subsequent Important VAR_TEMP in a program with attribute 'subsequent' leads to a compiler error. The pragma is used to allocate consecutive variables in memory. When the list changes, the
CODESYS Development System
Attribute: to_string The pragma affects how the result of converting an enumeration component with the TO_STRING operator is output. If the enumeration declaration has the pragma, then the name of the
CODESYS Development System
Constant: Typed Literal With the ecxeption of REAL or LREAL -Constants (in this case, always LREAL is used) the smallest possible data type is used when calculating with IEC constants. If you want to
CODESYS Development System
Access to Variables in Arrays, Structures, and Blocks Access to array elements Syntax: <name of array variable> [ <comma-separated list of dimension indexes> ] <name of array variable> Name of the a
CODESYS Development System
Bit Access in Variables Important Implement concurrent bit access by two tasks only if the processor can execute bit access directly on the memory. All x86 and x64 systems have commands for bit access
CODESYS Development System
CODESYS Development System The CODESYS Development System is the IEC 61131-3 programming tool for controller and automation technology. The programming system is available in a 32-bit and a 64-bit ver