 #define PIN_ROTARY_2 3
 #define PIN_ROTARY_BUTTON 4
 #define PIN_BG_LIGHT A0
-#define PIN_RUEHRER 5
+#define PIN_STIRER 5
 #define PIN_HEATER 6
 #define PIN_THERMOMETER 7
 #define PIN_BUZZER 8

unsigned long alertMillis = 0;

bool first = false;
bool isHeating;

void setup()   {
  //LCD Setup


  pinMode(PIN_BG_LIGHT, OUTPUT);
  pinMode(PIN_HEATER, OUTPUT);
  pinMode(PIN_STIRER, OUTPUT);
  digitalWrite(PIN_BG_LIGHT, LOW);
  digitalWrite(PIN_HEATER, HIGH);
  digitalWrite(PIN_STIRER, HIGH);
  
  isStiring = false;

  //Encoder und Interrupt Setup
  encoder = new ClickEncoder(PIN_ROTARY_1, PIN_ROTARY_2, PIN_ROTARY_BUTTON, 4);
