/*Input-Node*/

#include <SoftwareSerial.h>

SoftwareSerial softSerial(1, 2); //RX, TX

void setup() {
  // initialize serial communication at 9600 bits per second:
  softSerial.begin(9600);
}

void loop() {
  // reads the input on analog pin A0 (value between 0 and 1023)
  int analogValue = analogRead(A3);
 // softSerial.print("Analog reading = ");
 // softSerial.println(analogValue);   // the raw analog reading  


  // We'll have a few threshholds, qualitatively determined
  if (analogValue < 400) {
    //Bright- turn lights off
    softSerial.println("10");
    delay(1000);
    softSerial.println("20");
  } else {
    //Dark- turn lights on
     softSerial.print("11");
    delay(1000);
    softSerial.print("21");
  }
delay(1000);
}