//LEDS
int LED1 = 12;
int LED2 = 11;
int LED3 = 10;
int LED4 = 9;
int LED5 = 13;
int LED6 = 7;
int LED7 = 8;
//Taster
int Taster = 6;
//Schalter
int Schalter = 5;

//Sensor
//TRIG
int Starter = 4;
//ECHO
int Ausgabe = 3;

//Wert
int zufall;

void setup() {
pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(LED4, OUTPUT);
pinMode(LED5, OUTPUT);
pinMode(LED6, OUTPUT);
pinMode(LED7, OUTPUT);

pinMode(Taster, INPUT);
pinMode(Schalter, INPUT_PULLUP);

//Sensor
Serial.begin(115200);
pinMode(LED_BUILTIN, OUTPUT);
pinMode(Starter, OUTPUT);
pinMode(Ausgabe, INPUT);

randomSeed(analogRead(0));
}

void loop() {
  //Würfel
if(digitalRead(Schalter))
{
  //Start des Würfels
  if(digitalRead(Taster))
  {
    digitalWrite(LED1, LOW);
    digitalWrite(LED2 ,LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7, LOW);
    zufall = random(1, 7);
    delay(500);
  }
}

//Zähler
else
{
  digitalWrite(Starter, LOW);
  delayMicroseconds(2);
  digitalWrite(Starter, HIGH);
  delayMicroseconds(10);
  digitalWrite(Starter, LOW);

  //auslesen
  int distanz = (pulseIn(Ausgabe, HIGH) / 58);
  Serial.print("cm: ");
  Serial.println(distanz);

  //anzeigen
  if(distanz < 200)
  {
    delay(1000);
    digitalWrite(LED1, LOW);
    digitalWrite(LED2 ,LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7, LOW);
    zufall = zufall + 1;
    delay(500);
  }
  if(digitalRead(Taster))
  {
    digitalWrite(LED1, LOW);
    digitalWrite(LED2 ,LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5, LOW);
    digitalWrite(LED6, LOW);
    digitalWrite(LED7, LOW);
    zufall = zufall + 1;
  }

  if(zufall > 6)
  {
    zufall = 0;
  }
}

//Anzeige des Wertes
if(zufall == 1)
{
  digitalWrite(LED4, HIGH);
}
if(zufall == 2)
{
  digitalWrite(LED3, HIGH);
  digitalWrite(LED5, HIGH);
}
if(zufall == 3)
{
  digitalWrite(LED3, HIGH);
  digitalWrite(LED4, HIGH);
  digitalWrite(LED5, HIGH);
}
if(zufall == 4)
{
  digitalWrite(LED1, HIGH);
  digitalWrite(LED3, HIGH);
  digitalWrite(LED5, HIGH);
  digitalWrite(LED7, HIGH);
}
if(zufall == 5)
{
  digitalWrite(LED1, HIGH);
  digitalWrite(LED3, HIGH);
  digitalWrite(LED4, HIGH);
  digitalWrite(LED5, HIGH);
  digitalWrite(LED7, HIGH);
}
if(zufall == 6)
{
  digitalWrite(LED1, HIGH);
  digitalWrite(LED2, HIGH);
  digitalWrite(LED3, HIGH);
  digitalWrite(LED5, HIGH);
  digitalWrite(LED6, HIGH);
  digitalWrite(LED7, HIGH);
}
}