public void setCurrentSignalStrength(final double signalStrength) {
if (signalStrength == currentSignalStrength) {
return; /* ignored */
}
currentSignalStrength = signalStrength;
if (rssiLastCounter == 0) {
getMote()
.getSimulation()
.scheduleEvent(
new MspMoteTimeEvent(mote, 0) {
public void execute(long t) {
super.execute(t);
/* Update average */
System.arraycopy(rssiLast, 1, rssiLast, 0, 7);
rssiLast[7] = currentSignalStrength;
double avg = 0;
for (double v : rssiLast) {
avg += v;
}
avg /= rssiLast.length;
cc1101.setRSSI((int) avg);
rssiLastCounter--;
if (rssiLastCounter > 0) {
mote.getSimulation().scheduleEvent(this, t + DELAY_BETWEEN_BYTES / 2);
}
}
},
mote.getSimulation().getSimulationTime());
}
rssiLastCounter = 8;
}
/**
* Creates an interface to the mote ID at mote.
*
* @param mote Mote ID's mote.
* @see Mote
* @see se.sics.cooja.MoteInterfaceHandler
*/
public MspMoteID(Mote m) {
this.mote = (MspMote) m;
this.moteMem = (MspMoteMemory) mote.getMemory();
if (moteMem.variableExists("node_id") && moteMem.variableExists("TOS_NODE_ID")) {
location = ID_LOCATION.VARIABLES_BOTH;
} else if (moteMem.variableExists("node_id")) {
location = ID_LOCATION.VARIABLE_NODE_ID;
} else if (moteMem.variableExists("TOS_NODE_ID")) {
location = ID_LOCATION.VARIABLE_TOS_NODE_ID;
} else {
location = ID_LOCATION.JAVA_ONLY;
}
/*logger.debug("ID location: " + location);*/
final TimeEvent persistentSetIDEvent =
new MoteTimeEvent(mote, 0) {
public void execute(long t) {
if (persistentSetIDCounter-- > 0) {
setMoteID(moteID);
/*logger.info("Setting ID: " + moteID + " at " + t);*/
if (t + mote.getInterfaces().getClock().getDrift() < 0) {
/* Wait until node is booting */
mote.getSimulation()
.scheduleEvent(this, -mote.getInterfaces().getClock().getDrift());
} else {
mote.getSimulation().scheduleEvent(this, t + Simulation.MILLISECOND);
}
}
}
};
if (PERSISTENT_SET_ID) {
mote.getSimulation()
.invokeSimulationThread(
new Runnable() {
public void run() {
persistentSetIDEvent.execute(
MspMoteID.this.mote.getSimulation().getSimulationTime());
};
});
}
}
public void receiveCustomData(Object data) {
if (!(data instanceof Byte)) {
logger.fatal("Bad custom data: " + data);
return;
}
lastIncomingByte = (Byte) data;
final byte inputByte;
if (isInterfered()) {
inputByte = (byte) 0xFF;
} else {
inputByte = lastIncomingByte;
}
mote.getSimulation()
.scheduleEvent(
new MspMoteTimeEvent(mote, 0) {
public void execute(long t) {
super.execute(t);
cc1101.receivedByte(inputByte);
mote.requestImmediateWakeup();
}
},
mote.getSimulation().getSimulationTime());
}
public void setMoteID(int newID) {
/* tell mote instance */
if (moteID != newID) {
mote.idUpdated(newID);
}
moteID = newID;
if (location == ID_LOCATION.VARIABLE_NODE_ID) {
if (GENERATE_ID_HEADER) {
/* Write to external flash */
SkyFlash flash = mote.getInterfaces().getInterfaceOfType(SkyFlash.class);
if (flash != null) {
flash.writeIDheader(newID);
}
}
moteMem.setIntValueOf("node_id", newID);
/* Experimental: set Contiki random seed variable if it exists */
if (moteMem.variableExists("rseed")) {
moteMem.setIntValueOf("rseed", (int) (mote.getSimulation().getRandomSeed() + newID));
}
setChanged();
notifyObservers();
return;
}
if (location == ID_LOCATION.VARIABLES_BOTH) {
if (GENERATE_ID_HEADER) {
/* Write to external flash */
SkyFlash flash = mote.getInterfaces().getInterfaceOfType(SkyFlash.class);
if (flash != null) {
flash.writeIDheader(newID);
}
}
moteMem.setIntValueOf("node_id", newID);
/* Experimental: set Contiki random seed variable if it exists */
if (moteMem.variableExists("rseed")) {
moteMem.setIntValueOf("rseed", (int) (mote.getSimulation().getRandomSeed() + newID));
}
if (moteMem.variableExists("TOS_NODE_ID")) {
moteMem.setIntValueOf("TOS_NODE_ID", newID);
}
if (moteMem.variableExists("ActiveMessageAddressC__addr")) {
moteMem.setIntValueOf("ActiveMessageAddressC__addr", newID);
}
if (moteMem.variableExists("ActiveMessageAddressC$addr")) {
moteMem.setIntValueOf("ActiveMessageAddressC$addr", newID);
}
setChanged();
notifyObservers();
return;
}
if (location == ID_LOCATION.VARIABLE_TOS_NODE_ID) {
if (moteMem.variableExists("TOS_NODE_ID")) {
moteMem.setIntValueOf("TOS_NODE_ID", newID);
}
if (moteMem.variableExists("ActiveMessageAddressC__addr")) {
moteMem.setIntValueOf("ActiveMessageAddressC__addr", newID);
}
if (moteMem.variableExists("ActiveMessageAddressC$addr")) {
moteMem.setIntValueOf("ActiveMessageAddressC$addr", newID);
}
setChanged();
notifyObservers();
return;
}
if (location == ID_LOCATION.JAVA_ONLY) {
setChanged();
notifyObservers();
return;
}
logger.fatal("Unknown node ID location");
}
public Position getPosition() {
return mote.getInterfaces().getPosition();
}