#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#define DHTPIN 12
#define DHTTYPE DHT22
#define PIR_PIN 18
DHT dht(DHTPIN, DHT22);

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

void setup() {
  pinMode(PIR_PIN, INPUT_PULLUP);
  Serial.begin(115200);
  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("deteksi gerakan");
  delay(3000);
  lcd.clear();
  
}

void loop() {
 
 hum = dht.readHumidity();
 temp = dht.readTemperature();
 
 
 
  lcd.setCursor(0,2);
  lcd.print("Suhu       :");
  lcd.setCursor(13,2);
  lcd.print(temp);
  lcd.setCursor(19,2);
  lcd.print("C");
 
  lcd.setCursor(0,3);
  lcd.print("Kelembaban :");
  lcd.setCursor(13,3);
  lcd.print(hum);
  lcd.setCursor(19,3);
  lcd.print("%");

  int nilaiPIR = digitalRead(PIR_PIN);
   
     if (nilaiPIR  == HIGH)
      {
      
      lcd.setCursor(3,0);
      lcd.print("Gerakan ");
      lcd.setCursor(2,1);
      lcd.print("terdeteksi ");
      delay(5000);
      lcd.clear();
      
      } 

      else 
      {
      lcd.setCursor(3,0);
      lcd.print("Tidak ada.");
      lcd.setCursor(2,1);
      lcd.print("gerakan ");
      delay(5000);
      lcd.clear();
      }

}