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Include links to message bus souces in the DAL.

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ganicke
2017-09-11 16:31:55 -07:00
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docs/device/mes-events.md
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@@ -4,6 +4,21 @@ Events and event values are generated in the Message Event Service (MES). Using
The event source IDs represent a device feature category. The event values are actions for, or notifications about a device feature.
### ~hint
**MES system sources**
The MES events are defined in this source file of the **[microbit-dal](https://github.com/lancaster-university/microbit-dal)**:
* [MESEvents.h](https://github.com/lancaster-university/microbit-dal/blob/master/inc/bluetooth/MESEvents.h)
Also, you can see how the message bus works in the DAL core files:
* [MemberFunctionCallback.cpp](https://github.com/lancaster-university/microbit-dal/blob/master/source/core/MemberFunctionCallback.cpp)
* [MicroBitListener.cpp](https://github.com/lancaster-university/microbit-dal/blob/master/source/core/MicroBitListener.cpp)
### ~
## Raised events
Events are generated, or _raised_, for by the @boardname@ for a paired device. These are raised using the [raise event](/reference/control/raise-event) function.