OPERATE
Accesses an IO channel.
TIP:
The meaning of OPERATE arguments differs from one I/O
interface implementation to another.

Arguments | ||
---|---|---|
IO | DINT - BOOL - MESSAGE - REAL - TIME | Input or output variable |
FUNCT | DINT | Action to be performed |
ARG | DINT | Argument for I/O action |
Q | DINT | Return check |
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