System.out.println("RXTXPort:enableReceiveThreshold()");
System.out.println(System.currentTimeMillis() + ": " + "RXTXPort:enableReceiveThreshold()");
	public void enableReceiveThreshold( int thresh )	{		if (debug)			System.out.println("RXTXPort:enableReceiveThreshold()");		if(thresh >=0)		{			threshold=thresh;			NativeEnableReceiveTimeoutThreshold(timeout, threshold,				InputBuffer);		}		else /* invalid thresh */		{			throw new IllegalArgumentException			(				"Unexpected negative threshold value"			);		}	}