boolean showPreamble;
Mon(Simulator s) {
simulator = s;
platform = simulator.getMicrocontroller().getPlatform();
Radio radio = (Radio)platform.getDevice("radio");
radio.insertProbe(this);
packetEnd = new PacketEndEvent();
printer = simulator.getPrinter("monitor.packet");
printer.enabled = true;
showPackets = PACKETS.get();
discardFirst = DISCARD.get();