pxt-calliope/docs/reference/radio/raise-event.md

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# raise Event
Sends an event over radio to be raised in the event bus of other @boardname@.
```sig
radio.raiseEvent(control.eventSourceId(EventBusSource.MICROBIT_ID_BUTTON_A), control.eventValueId(EventBusValue.MICROBIT_EVT_ANY));
```
**This is an advanced API.** For more information, see the
[@boardname@ runtime messageBus documentation](https://lancaster-university.github.io/microbit-docs/ubit/messageBus/)
## See Also
[control raise event](/reference/control/raise-event)