TwclGattLocalCharacteristic.HalAdd Method
The method implements a driver specific code to add characteristic to the local GATT service.
protected function HalAdd: Integer; virtual; abstract;
Return Value
Type: Integer
If the function succeed the return value is wclErrors.WCL_E_SUCCESS. Otherwise the method returns one of the WCL error codes.
A derived class must override this method to implement a driver specified code that adds the GATT characteristic.