Bluetooth Framework
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CwclGattClientConnection::wclGattCharacteristicChangedEvent Method

The event fires when a subscribed characteristic value has been changed.

Syntax
C++
wclGattCharacteristicChangedEvent(OnCharacteristicChanged);
Parameters 
Description 
Sender 
The object initiates the event.  
Handle 
A changed characteristic handle.  
Value 
A characteristic value.  

The Value parameter is valid only inside the event handler. If an application needs to use it outside the event handler it must be copied.  

To receive characteristic value change events an application must first subscribe for characteristic changes notification by calling Subscribe method.  

 

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