int ledPin0 = 3; //Variable Ausgang zur LED

int a0IR = 0; //Variable analoger Eingang

int count = 0; //Zählvariable for-Schleife

int digOut00 = 0;
int digOut01 = 0;
int digOut02 = 0;

int dist00 = 0; //Infra-Rot Werte in Distanz-Variablen sichern
int dist01 = 0;
int dist02 = 0;
int dist03 = 0;
int dist04 = 0;
int dist05 = 0;
int dist06 = 0;
int dist07 = 0;
int dist08 = 0;

void setup()  { 
 
   Serial.begin(9600); 
   
   pinMode(2, OUTPUT);  
   pinMode(3, OUTPUT);   
   pinMode(4, OUTPUT);
   
} 

void loop()  { 
  a0IR = analogRead(0);
  
  for (count=0; count<=7; count++) {
    
    digOut00 = bitRead(count,0);
    digOut01 = bitRead(count,1);
    digOut02 = bitRead(count,2);
    
    digitalWrite(2, digOut00);
    digitalWrite(3, digOut01);
    digitalWrite(4, digOut02);
    
    //Serial.println(count);
    

    switch (count) {
     case 0:
        dist00 = a0IR;
        break; 
     case 1:
        dist01 = a0IR;
        break; 
     case 2:
        dist02 = a0IR;
        break; 
     case 3:
        dist03 = a0IR;
        break; 
     case 4:
        dist04 = a0IR;
        break; 
     case 5:
        dist05 = a0IR;
        break; 
     case 6:
        dist06 = a0IR;
        break; 
     case 7:
        dist07 = a0IR;
        break; 
    }

  }
  
  
  
  
  
  
  

  
  
 
}