variables Add FB for IO [...] . In this case, the Add FB

/O Mapping tab, Add FB [...] >.<device channel name>_<FB name>_<incremented FB instance number>.<FB

_VAR FUNCTION_BLOCK FB [...] _VAR FUNCTION_BLOCK FB [...] BOOL; fb

inst : FB; END [...] _BLOCK FB VAR_INPUT END [...] '1' in call of 'FB

block fb1 , [...] variable fb1_in and an output variable fb

inst : FB; END [...] _BLOCK FB VAR [...] be assigned in call of 'FB

inst : FB; i : INT [...] .in_out; FUNCTION_BLOCK FB VAR [...] _IN_OUT' parameter 'in_out' of 'FB

, POU_1(FB) ), [...] Assistant, select the POU(FB [...] (example: POU_1(FB) )

_BLOCK FB_BaseAlfa VAR i [...] '; FB [...] Beta := TRUE; END_IF FB

identifier> Example: LIB_A.FB [...] and contains the FB_A POU [...] the library POU as LIB_A.FB