// 2009 mlab.uiah.fi/paja
// Experiencing analogRead command

int photoPin = 0;
int valInt;

void setup(){
 Serial.begin(9600); 
}

void loop(){
 // analogRead returns integer from 0 to 1023
 // parameter defines the analog input pin
 valInt = analogRead(photoPin);
 // convert the value between 0 and 255
 Serial.println(valInt/4);
 delay(100);
}