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

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# Raise Event
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Raise an event in the event bus.
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```sig
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control.raiseEvent(control.eventSourceId(EventBusSource.MICROBIT_ID_BUTTON_A), control.eventValueId(EventBusValue.MICROBIT_EVT_ANY));
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```
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**This is an advanced API.** For more information, see the
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[@boardname@ runtime messageBus documentation](https://lancaster-university.github.io/microbit-docs/ubit/messageBus/)