/*** Global variables ***/
int LED=0;
/*** Function declaration ***/
void setup()
{
pinMode(2,OUTPUT);
pinMode(1,OUTPUT);
digitalWrite(2,LOW);
digitalWrite(1,HIGH);
pinMode(2,INPUT);
Serial.begin(9600);
}
void loop()
{
LED=analogRead(2);
if (LED == 0) {
Serial.println("LED ON");
}else {
Serial.print("LED OFF");
}
}
/*** Function definition ***/