#include <SoftwareSerial.h>
SoftwareSerial mySerial(0, 1); // RX, TX

int analogPin = 7; 

int val = 0;          

void setup() {
  pinMode(8, INPUT);
  mySerial.begin(9600);       
}

void loop() {
  val = analogRead(analogPin);   
  mySerial.println(val);
  delay(100);
}