cbOnOsdpStandardDeviceStatusChanged = new API.OnOsdpStandardDeviceStatusChanged(onOSDPStandardDeviceStatusChanged);
BS2ErrorCode result = (BS2ErrorCode)API.BS2_SetOsdpStandardDeviceStatusListener(sdkContext, cbOnOsdpStandardDeviceStatusChanged);
if (BS2ErrorCode.BS_SDK_SUCCESS != result)
	Console.WriteLine("Got error({0}).", result);

return result;