initial cc2420 wrapper interface
supports signal strength and output power (indicator)
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fros4943
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ef6ac855d9
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d464609df6
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package se.sics.cooja.mspmote.interfaces;
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import java.awt.BorderLayout;
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import java.awt.GridLayout;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.util.*;
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import javax.swing.*;
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import org.apache.log4j.Logger;
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import org.jdom.Element;
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import se.sics.cooja.*;
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import se.sics.cooja.interfaces.PacketRadio;
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import se.sics.cooja.interfaces.Position;
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import se.sics.cooja.interfaces.Radio;
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import se.sics.cooja.mspmote.SkyMote;
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import se.sics.mspsim.chip.CC2420;
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import se.sics.mspsim.chip.PacketListener;
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@ClassDescription("CC2420")
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public class SkyRadio extends Radio implements PacketRadio {
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private static Logger logger = Logger.getLogger(SkyRadio.class);
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private int lastEventTime = 0;
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private RadioEvent lastEvent = RadioEvent.UNKNOWN;
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private SkyMote myMote;
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private CC2420 cc2420;
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private boolean isInterfered = false;
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private boolean isTransmitting = false;
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private boolean isReceiving = false;
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private boolean radioOn = true;
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private byte[] lastOutgoingPacket = null;
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private byte[] lastIncomingPacket = null;
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//TODO: HW on/off
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public SkyRadio(SkyMote mote) {
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this.myMote = mote;
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this.cc2420 = mote.skyNode.radio;
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cc2420.setPacketListener(new PacketListener() {
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public void transmissionStarted() {
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lastEventTime = myMote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.TRANSMISSION_STARTED;
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setChanged();
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notifyObservers();
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}
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public void transmissionEnded(int[] receivedData) {
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lastOutgoingPacket = new byte[receivedData.length];
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for (int i=0; i < receivedData.length; i++) {
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lastOutgoingPacket[i] = (byte) receivedData[i];
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}
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lastEventTime = myMote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.PACKET_TRANSMITTED;
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setChanged();
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notifyObservers();
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lastEventTime = myMote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.TRANSMISSION_FINISHED;
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setChanged();
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notifyObservers();
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}
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});
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}
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/* Packet radio support */
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public byte[] getLastPacketTransmitted() {
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return lastOutgoingPacket;
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}
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public byte[] getLastPacketReceived() {
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return lastIncomingPacket;
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}
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public void setReceivedPacket(byte[] data) {
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lastIncomingPacket = data;
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}
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/* General radio support */
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public boolean isTransmitting() {
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return isTransmitting;
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}
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public boolean isReceiving() {
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return isReceiving;
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}
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public boolean isInterfered() {
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return isInterfered;
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}
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public int getChannel() {
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return cc2420.getActiveChannel();
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}
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public int getFrequency() {
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return cc2420.getActiveFrequency();
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}
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public void signalReceptionStart() {
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isReceiving = true;
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cc2420.setCCA(true);
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/* TODO cc2420.setSFD(true); */
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lastEventTime = myMote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.RECEPTION_STARTED;
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setChanged();
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notifyObservers();
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}
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public void signalReceptionEnd() {
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/* Deliver packet data */
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if (isReceiving && !isInterfered && lastIncomingPacket != null) {
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int[] incomingDataInts = new int[lastIncomingPacket.length];
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for (int i=0; i < lastIncomingPacket.length; i++) {
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incomingDataInts[i] = lastIncomingPacket[i];
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}
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cc2420.setIncomingPacket(incomingDataInts);
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}
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isReceiving = false;
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isInterfered = false;
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cc2420.setCCA(false);
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lastEventTime = myMote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.RECEPTION_FINISHED;
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setChanged();
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notifyObservers();
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}
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public RadioEvent getLastEvent() {
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return lastEvent;
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}
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public void interfereAnyReception() {
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isInterfered = true;
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isReceiving = false;
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lastIncomingPacket = null;
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cc2420.setCCA(true);
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logger.info("[interfered]: CCA true");
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lastEventTime = myMote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.RECEPTION_INTERFERED;
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setChanged();
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notifyObservers();
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}
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public double getCurrentOutputPower() {
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return cc2420.getOutputPower();
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}
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public int getCurrentOutputPowerIndicator() {
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return cc2420.getOutputPowerIndicator();
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}
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public int getOutputPowerIndicatorMax() {
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return 31;
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}
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public double getCurrentSignalStrength() {
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return cc2420.getRSSI();
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}
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public void setCurrentSignalStrength(double signalStrength) {
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cc2420.setRSSI((int) signalStrength);
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}
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public double energyConsumptionPerTick() {
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return 0;
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}
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public void doActionsBeforeTick() {
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}
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public void doActionsAfterTick() {
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}
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public JPanel getInterfaceVisualizer() {
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// Location
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JPanel wrapperPanel = new JPanel(new BorderLayout());
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JPanel panel = new JPanel(new GridLayout(5, 2));
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final JLabel statusLabel = new JLabel("");
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final JLabel lastEventLabel = new JLabel("");
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final JLabel channelLabel = new JLabel("");
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final JLabel powerLabel = new JLabel("");
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final JLabel ssLabel = new JLabel("");
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final JButton updateButton = new JButton("Update");
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panel.add(new JLabel("STATE:"));
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panel.add(statusLabel);
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panel.add(new JLabel("LAST EVENT:"));
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panel.add(lastEventLabel);
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panel.add(new JLabel("CHANNEL:"));
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panel.add(channelLabel);
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panel.add(new JLabel("OUTPUT POWER:"));
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panel.add(powerLabel);
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panel.add(new JLabel("SIGNAL STRENGTH:"));
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JPanel smallPanel = new JPanel(new GridLayout(1, 2));
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smallPanel.add(ssLabel);
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smallPanel.add(updateButton);
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panel.add(smallPanel);
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updateButton.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
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powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
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ssLabel.setText(getCurrentSignalStrength() + " dBm");
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}
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});
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Observer observer;
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this.addObserver(observer = new Observer() {
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public void update(Observable obs, Object obj) {
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if (isTransmitting()) {
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statusLabel.setText("transmitting");
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} else if (isReceiving()) {
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statusLabel.setText("receiving");
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} else if (radioOn) {
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statusLabel.setText("listening for traffic");
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} else {
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statusLabel.setText("HW off");
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}
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lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
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channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
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powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
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ssLabel.setText(getCurrentSignalStrength() + " dBm");
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}
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});
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observer.update(null, null);
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// Saving observer reference for releaseInterfaceVisualizer
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panel.putClientProperty("intf_obs", observer);
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wrapperPanel.add(BorderLayout.NORTH, panel);
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return wrapperPanel;
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}
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public void releaseInterfaceVisualizer(JPanel panel) {
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Observer observer = (Observer) panel.getClientProperty("intf_obs");
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if (observer == null) {
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logger.fatal("Error when releasing panel, observer is null");
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return;
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}
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this.deleteObserver(observer);
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}
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public Mote getMote() {
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return myMote;
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}
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public Position getPosition() {
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return myMote.getInterfaces().getPosition();
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}
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public Collection<Element> getConfigXML() {
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return null;
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}
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public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
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}
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}
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