void setup() {
  // put your setup code here, to run once:
  pinMode(22,INPUT);
  pinMode(12,INPUT);
  pinMode(13,INPUT);
  pinMode(14, INPUT);
  pinMode(15,INPUT);
  Serial.begin(9600); //Serielle Schnitstelle wird aktiviert
                      //9600 Bits pro Sekunde : 9600 Baud
}

void loop() {
  // put your main code here, to run repeatedly:
  int taster1 = digitalRead(12);
  int taster2 = digitalRead(13);
  int taster3 = digitalRead(14);
  int taster4 = digitalRead(15);
  Serial.print("Taster 1: ");
  Serial.println(taster1);
  Serial.print("  Taster 2: ");
  Serial.println(taster2);
  Serial.print("  Taster 3: ");
  Serial.println(taster3);
  Serial.print("  Taster 4: ");
  Serial.println(taster4);
  





}