on_bt_data_sent Event
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									 Function:  | 
								
									 Generated after the total amount of committed data in the TX buffer of the BLE interface drops to or below the threshold that was preset through the bt.notifysent method.  | 
							
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									 Declaration:  | 
								
									 on_bt_data_sent  | 
							
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									 See Also:  | 
								
Details
This event, together with bt.notifysent, provides a way to handle data sending asynchronously.
Only one on_bt_data_sent event will be generated each time after bt.notifysent is invoked.