Change default transfer speed to 250kbps.

Set default value for config.
Return wakeup trigger after sleep.

libraries/MySensors/MyConfig.h

@@ -5,7 +5,7 @@
  * Configure Sensor Network
  */
 #define RF24_CHANNEL	   76             //RF channel for the sensor net, 0-127
-#define RF24_DATARATE 	   RF24_1MBPS     //RF24_250KBPS for 250kbs, RF24_1MBPS for 1Mbps, or RF24_2MBPS for 2Mbps
+#define RF24_DATARATE 	   RF24_250KBPS   //RF24_250KBPS for 250kbs, RF24_1MBPS for 1Mbps, or RF24_2MBPS for 2Mbps
 #define RF24_PA_LEVEL 	   RF24_PA_MAX    //Sensor PA Level == RF24_PA_MIN=-18dBm, RF24_PA_LOW=-12dBm, RF24_PA_HIGH=-6dBM, and RF24_PA_HIGH=0dBm
 #define RF24_PA_LEVEL_GW   RF24_PA_LOW    //Gateway PA Level, defaults to Sensor net PA Level.  Tune here if using an amplified nRF2401+ in your gateway.
 

libraries/MySensors/MySensor.cpp

@@ -46,7 +46,10 @@ void MySensor::begin(void (*_msgCallback)(const MyMessage &), uint8_t _nodeId, b
 	eeprom_read_block((void*)&nc, (void*)EEPROM_NODE_ID_ADDRESS, sizeof(NodeConfig));
 	// Read latest received controller configuration from EEPROM
 	eeprom_read_block((void*)&cc, (void*)EEPROM_LOCAL_CONFIG_ADDRESS, sizeof(ControllerConfig));
-
+	if (cc.isMetric == 0xff) {
+		// Eeprom empty, set default to metric
+		cc.isMetric = 0x01;
+	}
 
 	if (_nodeId != AUTO) {
 		// Set static id
@@ -541,18 +544,22 @@ void MySensor::sleep(int ms) {
 	internalSleep(ms);
 }
 
-void MySensor::sleep(int interrupt, int mode, int ms) {
+bool MySensor::sleep(int interrupt, int mode, int ms) {
 	// Let serial prints finish (debug, log etc)
+	bool pinTriggeredWakeup = true;
 	Serial.flush();
 	RF24::powerDown();
 	attachInterrupt(interrupt, wakeUp, mode); //Interrupt on pin 3 for any change in solar power
 	if (ms>0) {
 		continueTimer = true;
 		sleep(ms);
+		pinTriggeredWakeup = !continueTimer;
 	} else {
+		Serial.flush();
 		LowPower.powerDown(SLEEP_FOREVER, ADC_OFF, BOD_OFF);
 	}
 	detachInterrupt(interrupt);
+	return pinTriggeredWakeup;
 }
 
 

libraries/MySensors/MySensor.h

@@ -211,8 +211,9 @@ class MySensor : public RF24
 	 * @param interrupt Interrupt that should trigger the wakeup
 	 * @param mode RISING, FALLING, CHANGE
 	 * @param ms Number of milliseconds to sleep or 0 to sleep forever
+	 * @return true if wake up was triggered by pin change and false means timer woke it up.
 	 */
-	void sleep(int interrupt, int mode, int ms=0);
+	bool sleep(int interrupt, int mode, int ms=0);
 
 	/**
 	 * getInternalTemp