Update BatteryPoweredSensor.ino

Made debugging informations (Serial Print) optionally through setting

libraries/MySensors/examples/BatteryPoweredSensor/BatteryPoweredSensor.ino

@@ -30,6 +30,8 @@
 #include <SPI.h>
 #include <MySensor.h>
 
+#define DEBUG 1 // Debug enables Serial.print 1 = Yes 0 = No
+
 int BATTERY_SENSE_PIN = A0;  // select the input pin for the battery sense point
 
 MySensor gw;
@@ -50,7 +52,9 @@ void loop()
 {
    // get the battery Voltage
    int sensorValue = analogRead(BATTERY_SENSE_PIN);
+   #if DEBUG > 0
    Serial.println(sensorValue);
+   #endif
    
    // 1M, 470K divider across battery and using internal ADC ref of 1.1V
    // Sense point is bypassed with 0.1 uF cap to reduce noise at that point
@@ -59,6 +63,7 @@ void loop()
    float batteryV  = sensorValue * 0.003363075;
    int batteryPcnt = sensorValue / 10;
 
+   #if DEBUG > 0
    Serial.print("Battery Voltage: ");
    Serial.print(batteryV);
    Serial.println(" V");
@@ -66,6 +71,7 @@ void loop()
    Serial.print("Battery percent: ");
    Serial.print(batteryPcnt);
    Serial.println(" %");
+   #endif
 
    if (oldBatteryPcnt != batteryPcnt) {
      // Power up radio after sleep