Input DescriptionΒΆ
EN (enable)
Data type: BOOL
If a FALSE to TRUE edge is applied to input EN, all further inputs are read in.
If the input values are valid, a corresponding request message is sent to the Communication Module. While this request message is processed, output DONE is set to FALSE.
If at least one input value is invalid, an error is indicated at output ERR. Additionally, the termination of the request processing is indicated by DONE = TRUE. While the request is processed, state changes at input EN are recognized but not evaluated.
SLOT (slot)
Data type: BYTE
At input SLOT the Communication Module slot (module number) is selected which should be used by the Function Block.
The internal Communication Module SLOT always has the module number 0. All external Communication Modules are serially numbered from right to left, starting with module number 1.