F_TRIG
Detects a falling edge of a Boolean variable
Arguments | ||
|---|---|---|
CLK | BOOL | Any Boolean variable |
Q | BOOL | TRUE when CLK changes from TRUE to FALSE FALSE if all other cases |
Example
(* FBD program using the F_TRIG block *)
(* ST Equivalence: We suppose F_TRIG1 is an instance of F_TRIG block *)
F_TRIG1(cmd); nb_edge := ANA(F_TRIG1.Q) + nb_edge;
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