gistfile1.cpp

int sensor = 5;
int led = 3;

void setup() {
  Serial.begin(9600);
  pinMode(led, OUTPUT);
}

// the loop routine runs over and over again forever:
void loop() {
  int sensorValue = analogRead(sensor);
  analogWrite(led, sensorValue / 4);
  Serial.println(sensorValue / 4);
  delay(10);
}