// Reading the analog value of the pin connected 
// to the pontentiometer on EduBase V2 board 
// and dipslay it on Serial Monitor
// Before you do this, test the Serial Monitor program
// On EduBase V2, the potentiometer is connected to pin A1.
// The ADC has 10-bit resolution for AVR and default is 10-bit in Arduino.  */
// On Tools click on Serial Monitor and observe the changes 
// as you turn the blue potentiameter
const int pot = A1;
void setup() {
    Serial.begin(9600);
    Serial.println("Potentiometer:");
}
void loop() {
    /* read the voltage from ADC */
    int potValue = analogRead(pot);
/* write it to the Serial monitor */
    Serial.print("  potentiometer value = ");
    Serial.println(potValue, DEC);
    delay(100);
}