#include <LiquidCrystal_I2C.h>
#include <DHT.h>

LiquidCrystal_I2C lcd (0x27, 16, 2);
DHT dht (11, DHT22);

#define SPRAY 12   // Penyiram hanya satu output

void setup() {
  pinMode(SPRAY, OUTPUT);

  lcd.init();
  lcd.backlight();
  lcd.clear();
  dht.begin();
}

void loop() {
  float temp = dht.readTemperature();
  float humi = dht.readHumidity();

  // LOGIKA PENYIRAMAN SATU OUTPUT:
  // Menyala jika suhu > 28 ATAU kelembapan < 80
  if (temp > 28 || humi < 80) {
    digitalWrite(SPRAY, HIGH);
  } else {
    digitalWrite(SPRAY, LOW);
  }

  // TAMPILAN LCD
  lcd.setCursor(0, 0);
  lcd.print("Temp : ");
  lcd.print(temp);

  lcd.setCursor(0, 1);
  lcd.print("Humi : ");
  lcd.print(humi);

  delay(500);
}