/**
		 * Sets the digital value (high or low) to the provided IO line of this 
		 * XBee device.
		 * 
		 * @param ioLine The IO line to set its value.
		 * @param ioValue The IOValue to set to the IO line ({@code HIGH} or 
		 *              {@code LOW}).
		 * 
		 * @throws InterfaceNotOpenException if this device connection is not open.
		 * @throws ArgumentNullException if {@code ioLine == null} or 
		 *                              if {@code ioValue == null}.
		 * @throws TimeoutException if there is a timeout sending the set DIO 
		 *                          command.
		 * @throws XBeeException if there is any other XBee related exception.
		 * 
		 * @see #getIOConfiguration(IOLine)
		 * @see #setIOConfiguration(IOLine, IOMode)
		 * @see com.digi.xbee.api.io.IOLine
		 * @see com.digi.xbee.api.io.IOValue
		 * @see com.digi.xbee.api.io.IOMode#DIGITAL_OUT_HIGH
		 * @see com.digi.xbee.api.io.IOMode#DIGITAL_OUT_LOW
		 */
		public void setDIOValue(IOLine ioLine, IOValue ioValue)/*throws TimeoutException, XBeeException */{
			// Check IO line.
			if (ioLine == null)
				throw new ArgumentNullException("IO line cannot be null.");
			// Check IO value.
			if (ioValue == null)
				throw new ArgumentNullException("IO value cannot be null.");
			// Check connection.
			if (!connectionInterface.SerialPort.IsOpen)
				throw new InterfaceNotOpenException();

			SetParameter(ioLine.GetConfigurationATCommand(), new byte[] { (byte)ioValue.GetID() });
		}