   Serial.println("Wake up at sleepNow");
   Serial.println(millis() - startMills);
 
-  scale.power_up();
   check_pad_status();
 }
 

  Serial.print("======> Wake up :  ");
  startMills = millis();
  Serial.println(millis() - startMills);
}

void check_pad_status()

  Serial.begin(38400);
  Serial.println("pet pad scale started");
  delay(100);
  
  Wire.begin(2);
  Wire.onRequest(requestEvent);

  pinMode(wakeUpPin, INPUT_PULLUP);

