An instance of
this type provides multiplexing of inputs IN0...IN3,
whose type is specified by the xxx suffix in the FB type
name. Upon the occurrence of an REQ event, data at the
input selected by the K variable is copied to the OUT
variable, followed by an event at the CNF output.
Input selection is done according
to the following rules:
These FB types are found in the
src/select
folder of the FBDK.An example of this family of FB
types is shown below, where
xxx = REAL. |