Quelltext

int led = 4;
int taster = 8;
int t =0;
int i; 
int r;

void setup() {
  pinMode(led, OUTPUT);
  pinMode(taster, INPUT);
  Serial.begin(9600);
}

void loop() {
 t =0;
 Serial.println("------");
 Serial.println("Noch ein Spiel? Bitte Taste drücken.");
 Serial.println("------");
  while (t == 0) {
     t = digitalRead(taster);
  }
 Serial.println("OK. Es geht los ....");
 i = random(1000, 3000); 
 t = 0;
 r = 0;
  
 delay(i);
 digitalWrite(led, HIGH);
 while (t == 0) { 
   r = r + 1;
   delay(1);
   t = digitalRead(taster);
  }
  digitalWrite(led, LOW);
  Serial.println(r);
  delay(1000); 
}