#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#define DHTPIN 10
#define DHTTYPE DHT22
DHT dht (DHTPIN, DHT22);

LiquidCrystal_I2C lcd(0x27,20,4);
int chk;
float hum;
float suhu;

void setup() {
  Serial.begin(9600); 
  dht.begin();
  lcd.init();
  lcd.backlight();
  lcd.setCursor(3,0);
  lcd.print("Papan Informasi");
  lcd.setCursor(2,1);
  lcd.print("Suhu & Kelembaban");
  lcd.setCursor(8,2);
  lcd.print("oleh");
  lcd.setCursor(2,3);
  lcd.print("Teknik Jaringan Komputer");
  delay(3000);
  lcd.clear();


  pinMode(13, OUTPUT); 

}

void loop() {

 hum = dht.readHumidity();
 suhu = dht.readTemperature();
  lcd.init();
  lcd.backlight();
  lcd.setCursor(3,0);
  lcd.print("Papan Informasi");
  lcd.setCursor(3,1);
  lcd.print("SMK NEGERI DARUL ULUM");
  //suhu
  lcd.setCursor(0,2);
  lcd.print("Suhu       :");
  lcd.setCursor(13,2);
  lcd.print(suhu);
  lcd.setCursor(19,2);
  lcd.print("C");
  //kelembaban
  lcd.setCursor(0,3);
  lcd.print("Kelembaban :");
  lcd.setCursor(13,3);
  lcd.print(hum);
  lcd.setCursor(19,3);
  lcd.print("%");
  //delay(500);
  //lcd.clear();


if (suhu > 25)
{digitalWrite(13, HIGH);}
else
{digitalWrite(13, LOW);}

}