// Interactive Potentiometer Control
//
// An example of using analogRead and a potentiometer
// to control the how many LED's are on, as in a
// meter of some kind

// LED Variables
int ledPin1 = 11; int ledPin2 = 10; int ledPin3 = 9;
int ledPin4 =  8; int ledPin5 = 7;  int ledPin6 = 6;
int ledPin7 =  5; int ledPin8 = 4;  int ledPin9 = 3;
int ledPin10 = 2;
// Poteniometer variable
int potPin = 0;
// Value holder for potentiometer
int potVal = 0;
// Hook the Pot up like this:
// Analog Pin -----¡
//                 |
//                 V
// +5V ---------^v^v^v-------- GND           
//                pot

void setup() {
  Serial.begin(9600);        // Setup the Serial port
  for(int i=2; i<12; i++) {  // Do a for loop to set pins 2 thru 10
    Serial.println(i);
    pinMode(i, OUTPUT);      // to OUTPUT
  }

}

void loop() {
  potVal = analogRead(potPin);
  Serial.println(potVal);
  if(potVal > 102) { digitalWrite(ledPin1,HIGH); }else{digitalWrite(ledPin1,LOW);}
  if(potVal > 205) { digitalWrite(ledPin2,HIGH); }else{digitalWrite(ledPin2,LOW);}
  if(potVal > 307) { digitalWrite(ledPin3,HIGH); }else{digitalWrite(ledPin3,LOW);}
  if(potVal > 410) { digitalWrite(ledPin4,HIGH); }else{digitalWrite(ledPin4,LOW);}
  if(potVal > 512) { digitalWrite(ledPin5,HIGH); }else{digitalWrite(ledPin5,LOW);}
  if(potVal > 614) { digitalWrite(ledPin6,HIGH); }else{digitalWrite(ledPin6,LOW);}
  if(potVal > 717) { digitalWrite(ledPin7,HIGH); }else{digitalWrite(ledPin7,LOW);}
  if(potVal > 819) { digitalWrite(ledPin8,HIGH); }else{digitalWrite(ledPin8,LOW);}
  if(potVal > 922) { digitalWrite(ledPin9,HIGH); }else{digitalWrite(ledPin9,LOW);}
  if(potVal > 1020) { digitalWrite(ledPin10,HIGH); }else{digitalWrite(ledPin10,LOW);}
}