Because the implementation of an external [...] all externally implemented [...] ) all externally implemented

in the implementation section must [...] variables FUNCTION_BLOCK [...] section, including VAR_EXTERNAL

an External Function [...] to call an external [...] .UDSExternalFunction function block

Required ) External [...] External Interfaces –- [...] All other Interfaces! For external

implementing function blocks [...] implementing function block [...] block must be created

or more external description [...] externally from user [...] for creating blocks

or function blocks ( FUNCTION_BLOCK ). [...] External POU (Safety

you to design and implement [...] Statechart implementation [...] function block named FB

Block A function block is a POU [...] block POUs

block implements [...] implementations (object [...] implementations: one in ST, one