#include <SoftwareSerial.h>
SoftwareSerial mySerial(5,6);

int potPin = 2;

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

void loop() {
  int val = map(analogRead(potPin), 0, 1023, 0, 255);
  mySerial.println(val);
  delay(50);
}