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

DHT dht(3, DHT22);
LiquidCrystal_I2C lcd(0x27, 16, 2);


int buzpin = 13;
float temp = 0;
float hymd = 0;
void setup() {
  // put your setup code here, to run once:
  lcd.init();

  lcd.backlight();


  dht.begin();
  pinMode(buzpin, OUTPUT);
  Serial.begin(9600);

}

void loop() {
  // put your main code here, to run repeatedly:
  temp = dht.readTemperature();
  hymd = dht.readHumidity();

  lcd.setCursor(0, 0);
  lcd.println("Temp:[" + String(temp) + "c]");
  lcd.setCursor(0, 1);
  lcd.print("Humdity:[" + String(hymd) + "%]");

  Serial.print("Temperature: [" + String(temp) + "c], ");
  Serial.print("Humidity: [" + String(hymd) + "%]");

  if (temp >= 60) {
    tone(buzpin, 1000);
    Serial.println(", Danger!!!");
  }
  else {
    noTone(buzpin);
    Serial.println(", Normal.");
  }


  delay(1000);
}