void function ( BluetoothDevice arg0 , int arg1 , int arg2 ) { }
callback indicating when a remote device has been connected or disconnected . concode_field_sep PlaceHolder placeHolder concode_field_sep void onServiceAdded concode_elem_sep void onDescriptorWriteRequest concode_elem_sep void onDescriptorReadRequest concode_elem_sep void onExecuteWrite concode_elem_sep void onCharacteristicReadRequest concode_elem_sep void onCharacteristicWriteRequest