#include <SoftwareSerial.h>
#include <LiquidCrystal.h>
#include "dht.h"
#define dataPin A0
LiquidCrystal lcd(2, 3, 4, 5, 6, 7);
dht DHT;

int temp;
int hum;
int readData;
char incoming_value = 0;
unsigned long lgUpdateTime;

void setup()
{
         Serial.begin(9600);
         //Serial.println("Ready");
         pinMode(13, OUTPUT);
         digitalWrite(13, LOW);
         
         lcd.begin(16,2);
         lcd.setCursor(0,0);
         delay(2000);
         lcd.clear();
         
         lgUpdateTime = millis();
}

void loop()
{
         //Excute loop every 10 seconds
	     if((millis() - lgUpdateTime) > 10000) 
         {
               lgUpdateTime = millis();

               if (Serial.available() > 0)
               {
                         incoming_value = Serial.read();
                         //Serial.print (incoming_value);
                         //Serial.print(";");

                         if(temp < incoming_value){ digitalWrite(13, HIGH);}
                         if(temp > incoming_value){ digitalWrite(13, LOW);}
               }

               readData = DHT.read11(dataPin);
                    hum = DHT.humidity;
                   temp = DHT.temperature;
         
               lcd.setCursor(0,0);
               lcd.print("Humidity: ");
               lcd.print(hum);
               lcd.print(" %");
               
               lcd.setCursor(0,1);
               lcd.print("Temp: ");
               lcd.print(temp);
               lcd.print((char)223); //degree symbol
               lcd.print("C ");
         
               Serial.print(temp); //send Temperature to MIT App
               Serial.print(";");
               Serial.print(hum);  //send Humidity to MIT App
               Serial.println();
         }
}