Event Messenger

LabVIEW 2018 Help

Edition Date: March 2018
Part Number: 371361R-01
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Requires: Base Development System

Use the Event Messenger channel to transfer data from multiple writers to one or more Event structures. Each write operation to the channel triggers an event. The Event Messenger channel allows the channel syntax to combine with the event syntax that controls your user interface events and generated events.

Read Event RegistrationReads an event registration refnum for an Event Messenger channel.
Read Multiple Event RegistrationReads multiple event registration refnums for an Event Messenger channel and makes the refnums available to one or more Event structures.
WriteWrites a value to an Event Messenger channel so that the value can be read by one or more Event structures. This endpoint waits if the channel is full.


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