int iPIN_LED [8];


void setup()
{
  int iIndex;
  

  iPIN_LED [0] =15;
  iPIN_LED [1] =2;
  iPIN_LED [2] =4;
  iPIN_LED [3] =5;
  iPIN_LED [4] =18;
  iPIN_LED [5] =19;
  iPIN_LED [6] =21;
  iPIN_LED [7] =22;

  for (iIndex=0;iIndex<=7;iIndex++) pinMode(iPIN_LED[iIndex], OUTPUT);

}

void loop() 
{
  int iIndex;
  int iPoti;

  for(;;)
  {
    iPoti=analogRead(14);

    iPoti=iPoti/512; // Led Nummer
    //alle LEDs Löschen
    for (iIndex=0;iIndex<=7;iIndex++) digitalWrite (iPIN_LED[iIndex], LOW);
    
    //entsprechende LED Einschalten
    //digitalWrite (iPIN_LED[iPoti], HIGH);
    for (iIndex=0;iIndex<=iPoti;iIndex++) digitalWrite (iPIN_LED[iIndex], HIGH);

  }

  for (iIndex=0;iIndex<=7;iIndex++)
  {
    digitalWrite(iPIN_LED[iIndex], iIndex<=iPoti ? HIGH : LOW);
    delay(2000);
  }
}