   pinMode(speedOutPin, OUTPUT);
   pinMode(clockResetInPin, INPUT_PULLUP);
   pinMode(debugDisplayInPin, INPUT_PULLUP);
+  pinMode(exp1Pin, OUTPUT);
   // We don't have to set pin mode for analog inputs
   
   onOffSwitch.attach(onOffSwitchInPin);

    return powerEnabled || (!powerEnabled && currentSpeed == 0);
}

int ReadPotentiometer(int pin)
{
  const int numberOfSamples = 5;
  

const int serialPin = 1;
const int clockResetInPin = 14;
const int debugDisplayInPin = 15;
const int exp1Pin = 18;

// Settings and limits
const int switchDebounceTime = 20;
const int minimumDelay = 10;
const int maximumDelay = 46;
const int minimumSpeed = 26;
