#include<Adafruit_SSD1306.h>
#include<LiquidCrystal_I2C.h>
#include <DHT.h>
#define DHTPIN 5
#define DHTTYPE DHT22
#define SCREEN_W 128
#define SCREEN_H 64
#define ADD_LCD 0x27
#define ADD_COLS 16
#define ADD_ROWS 2
LiquidCrystal_I2C lcd(ADD_LCD,ADD_COLS,ADD_ROWS );
DHT dht(DHTPIN,DHTTYPE);
Adafruit_SSD1306 demo(SCREEN_W,SCREEN_H);
float temp,hum;
void setup() 
{
  Serial.begin(9600);
  lcd.init();
  lcd.backlight();
  
  if (!demo.begin(SSD1306_SWITCHCAPVCC,0x3C))
  {
    Serial.print("Display Not Initalised");
  }
  dht.begin();
  demo.display();
  demo.clearDisplay();
}
void loop() 
{
  temp=dht.readTemperature();
  hum=dht.readHumidity();
  if(isnan(temp)||isnan(hum))
  {
    Serial.print("Failed to read data from sensor");
  }
  demo.clearDisplay();
  demo.setTextSize(1);
  demo.setTextColor(SSD1306_WHITE);
  demo.setCursor(0,0);
  demo.print("Humidity");
  demo.print(hum);
  demo.print("%");
  demo.setCursor(0,8);
  demo.print("Temperature");
  demo.print(temp);
  demo.print("C");
  demo.display();
  delay(1000);
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("Temperature");
  lcd.print(temp);
  lcd.setCursor(0,1);
  lcd.print("Humidity");
  lcd.print(hum);
  delay(1000);
}