Attribute: no_virtual_actions The pragma is used for function blocks that are derived from a function block implemented in SFC and use the fundamental SFC sequence of this base class. The actions call

Attribute: pingroup The effect of this pragma is that the input pins or output pins (parameters) are grouped in the declaration of a function block. In the FBD/LD editor, a pin group defined in this w

Attribute: pin_presentation_order_inputs, pin_presentation_order_outputs Important This pragma is not evaluated when {attribute 'pingroup' := '<Group_Name>'} pragma is used. The pragmas are evaluated

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

the prefix GVL : GVL.iVar:=5 [...] an error: iVar:=5; :

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

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

0, blue := 1

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

maximum. Example: 0 [...] ARRAY[0..9] OF INT; i