#define POTPIN 4

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(POTPIN, INPUT);
}

int pot = 0;

void loop() {
  // put your main code here, to run repeatedly:
  pot = analogRead(POTPIN);
  Serial.println(pot);
  delay(10); // this speeds up the simulation
}