 InputPin onoffPin(Board::D7);
 AnalogPin levelPin(Board::A0);
 
-// Dummy event handler
-Event::Handler handler;
-
 void setup()
 {
   // Start trace output stream on the serial port

  TRACE(sizeof(PWMPin));
  TRACE(sizeof(Watchdog));

  // Check interrupt pin; enable and print interrupt counter
  PinChangeInterrupt::begin();
  TRACE(int0Pin.get_counter());

  int2Pin.enable();
  TRACE(extPin.get_counter());
  extPin.enable();
}

Watchdog::Clock clock;

void loop()
{
  // Wait for the next seconds tick
  clock.await();

  // Print the time index
  INFO("ms = %d", Watchdog::millis());
