#include "DHT.h"
#include <Servo.h>
#include <LiquidCrystal_I2C.h>
#define DHTPIN 10     // DHT PIN 2
#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C LCD (0x27, 16,2);
Servo Myservo;
int angle=90;



void setup() {
LCD.println("DHT 22 test!");
dht.begin();
LCD. begin(16,2);
 LCD.backlight();
LCD. init();
Myservo.attach(9);
pinMode(8, OUTPUT);

LCD.setCursor(0,0);
LCD. print ("M.Hafid. F");
LCD.setCursor (0,1);
LCD.print ("XI TEI 2");
delay (1000);
LCD.clear ();
 }

void loop() {
 delay(1000);
 float h = dht.readHumidity();
// Read temperature as Celsius (the default)
float t = dht.readTemperature();
                
// Check if any reads failed and exit early (to try again).
 if (isnan(h) || isnan(t) ) {
 LCD.println("Failed to read from DHT sensor!");
 return;
 }
LCD.print("Temperature: ");
LCD.print(t);
LCD.print(" *C\t");
LCD.setCursor (0,0);
LCD.print("Humidity: ");
LCD.print(h);
LCD.println(" %");
LCD.setCursor (0,1);

if (t>=40){
  digitalWrite (8,HIGH);
  Myservo.write (0);
}else {
  digitalWrite (8,LOW);
  Myservo.write (90);
}

 }