// Include DHT Libraries from Adafruit
// Dependant upon Adafruit_Sensors Library
#include "DHT.h";

// include the library code:
#include <LiquidCrystal_I2C.h>

// Define Constants

#define DHTPIN 7       // DHT-22 Output Pin connection
#define DHTTYPE DHT22   // DHT Type is DHT 22 (AM2302)
#define SENSOR_IN 0

// Define I2C Address - change if reqiuired
const int i2c_addr = 0x27;

LiquidCrystal_I2C lcd(i2c_addr, 16,2);

// Define Variables
float hum;    // Stores humidity value in percent
float temp;   // Stores temperature value in Celcius
int sensorval;
// Initialize DHT sensor for normal 16mhz Arduino
DHT dht(DHTPIN, DHTTYPE); 

void setup()
{

  Serial.begin (9600);
  dht.begin();

 // set up the LCD's number of columns and rows:
  lcd.begin(16, 2);

 // Set ADC to use 3.3-volt AREF input
  analogReference(EXTERNAL);   

 // Print a message to the LCD.
  lcd.setCursor(2, 0);
  lcd.print("MEASUREMENTS:");
}

void loop()
{
 
  delay(500);  // Delay so DHT-22 sensor can stabalize
   
    hum = dht.readHumidity();  // Get Humidity value
    temp= dht.readTemperature();  // Get Temperature value

    // Read sensor value
   sensorval = analogRead(SENSOR_IN);
  
   lcd.setCursor(0, 1);
   lcd.print("H:");
   lcd.print(hum);

   lcd.setCursor(9, 1);
   lcd.print("T:");
   lcd.print(temp);

   //Read sensor value on serial monitor 
    Serial.print("Humid: ");
    Serial.print(hum);
    Serial.print(" %, Temp: ");
    Serial.print(temp);
    Serial.print(" C, ");
    Serial.println(sensorval);

 
  Serial.println(" ");

}