int pinLed8 = 2;
int pinLed7 = 3;
int pinLed6 = 4;
int pinLed5 = 5;
int pinLed4 = 6;
int pinLed3 = 7;
int pinLed2 = 8;
int pinLed1 = 9;

int pinPot = A0;
void setup() 
{
  pinMode(pinLed1, OUTPUT);
  pinMode(pinLed2, OUTPUT);
  pinMode(pinLed3, OUTPUT);
  pinMode(pinLed4, OUTPUT);
  pinMode(pinLed5, OUTPUT);
  pinMode(pinLed6, OUTPUT);
  pinMode(pinLed7, OUTPUT);
  pinMode(pinLed8, OUTPUT);
}
 
void loop() 
{
  int nilaiPot = analogRead(pinPot);
  if (nilaiPot > 0) 
  {
    digitalWrite(pinLed1, HIGH);
  } 
  else 
  {                    
    digitalWrite(pinLed1, LOW);
  }
  if (nilaiPot > 200) 
  {    
    digitalWrite(pinLed2, HIGH);
  } else 
  {                    
    digitalWrite(pinLed2, LOW);
  }
  if (nilaiPot > 300) 
  {    
    digitalWrite(pinLed3, HIGH);
  } 
  else 
  {                    
    digitalWrite(pinLed3, LOW);
  }
  if (nilaiPot > 400) 
  {    
    digitalWrite(pinLed4, HIGH);
  } 
  else 
  {                    
    digitalWrite(pinLed4, LOW);
  }
  if (nilaiPot > 500) 
  {            
    digitalWrite(pinLed5, HIGH);
  } 
  else 
  {                    
    digitalWrite(pinLed5, LOW);
  }
  if (nilaiPot > 600) 
  {
    digitalWrite(pinLed6, HIGH);
  } 
  else 
  {
    digitalWrite(pinLed6, LOW);
  }
  if (nilaiPot > 800) 
  {
    digitalWrite(pinLed7, HIGH);
  } 
  else 
  {
    digitalWrite(pinLed7, LOW);
  }
  if (nilaiPot > 1000) 
  {
    digitalWrite(pinLed8, HIGH);
  } 
  else 
  {
    digitalWrite(pinLed8, LOW);
  }
}