function block named FB [...] . PROGRAM PLC_PRG VAR fb_Simple_Machine_A : FB
: instFb_A : Fb_A . [...] , the system declares the following: instMultiFb
declarations in the POUs via [...] the name FB_Machine . [...] . The class FB
(for example, ptrFb_A: POINTER TO Fb_A; or ptrFb_B: REFERENCE TO Fb_B; ).
method FB [...] block (FB) <<function [...] > Example: fbBase : FB
in the declaration part [...] in the declaration part [...] from the declaration part
FB : FUNCTION [...] declaration or function