#include "DHT.h"

#define DHTPIN 2       
#define DHTTYPE DHT22  
#define BUZZER_PIN 10   
#define LED_PIN 13     

DHT dht(DHTPIN, DHTTYPE);

const float TEMP = 50.0;

void setup() {
  Serial.begin(9600);
  Serial.println("22SE02CS036 ");
  Serial.println("Patel HEERBEN JAYPRAKASH");
  dht.begin();         
  pinMode(BUZZER_PIN, OUTPUT); 
  pinMode(LED_PIN, OUTPUT);   

  digitalWrite(BUZZER_PIN, LOW);
  digitalWrite(LED_PIN, LOW);
  
}

void loop() {
  
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  if (isnan(temperature) || isnan(humidity)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }
  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.print(" °C, Humidity: ");
  Serial.print(humidity);
  Serial.println(" %");

  if (temperature > TEMP) {
    digitalWrite(BUZZER_PIN, HIGH); 
    digitalWrite(LED_PIN, HIGH);    
    Serial.println("WARNING: High temperature!!!");
  } else {
    digitalWrite(BUZZER_PIN, LOW);  
    digitalWrite(LED_PIN, LOW);     
    Serial.println("Temperature is within limits.");
  }
  delay(5000);
}