 void wakeUp() {
   #if DEBUG
     Serial.println("wakeUp() called");
+    Serial.flush();
   #endif 
   adjustBlinkTimes(WAKEUP_PIN);
 }

  attachInterrupt(1, wakeUp, CHANGE);
  LowPower.powerDown(SLEEP_2S, ADC_OFF, BOD_OFF);
  detachInterrupt(1); 
  blink(LED_PIN, blinkTimes);
}

void blink(const int pin, const int times) {
  #if DEBUG
    Serial.println("blink() called");
  #endif
  for (int i = 1; i <= times; i++) {
    digitalWrite(pin, HIGH);


#define VERSION    "v0.1"

const int MOTE_LED_PIN = 9;
const int ADDL_LED_PIN = 13;
const int WAKEUP_PIN = 3;
const int MANY = 4;
const int FEW = 1;
