//  ATtiny44A board, 20 external Mhz clock
//  Network node 1
//
//  Author: Jari Uusitalo
//  Edited by: Lukasz Surazynski

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

const char node = '1'; // network address
const int ledPin =  8; // the number of the LED pin
const int pResistor = 2; // Photoresistor at Arduino analog pin 10
const int tResistor = 3; // Photoresistor at Arduino analog pin 10

int incomingByte;
int pResistor_value;          // Store value from photoresistor (0-1023)
int tResistor_value;          // Store value from photoresistor (0-1023)

void setup() {
  pinMode(pResistor, INPUT);// Set pResistor - A0 pin as an input (optional)
  
  mySerial.begin(9600);
  pinMode(ledPin, OUTPUT);
  pinMode(1, INPUT);
}

void loop() {
  pResistor_value = analogRead(pResistor);
  tResistor_value = analogRead(tResistor);
  
  if (mySerial.available() > 0) {
    digitalWrite(ledPin, HIGH);
    delay(200);
    digitalWrite(ledPin, LOW);
    delay(200);
    
    incomingByte = mySerial.read();
    if (incomingByte == node) {
      digitalWrite(ledPin, HIGH);    
      pinMode(1, OUTPUT); // open line to write
      mySerial.print("Node: ");  
      mySerial.println(node);  
      mySerial.print("Photoresistor: ");  
      mySerial.println(pResistor_value);  
      mySerial.print("Thermistor: ");  
      mySerial.println(tResistor_value);  
      pinMode(1, INPUT);
      delay(200);
      digitalWrite(ledPin, LOW);
    }
  }
}