#include <SPI.h>
 #include <DHT.h>
 #include <Adafruit_GFX.h>
 #include <Adafruit_ILI9341.h>

 #define DHTPIN1 4
 #define DHTPIN2 5
 #define DHTPIN3 6
 #define DHTPIN4 7
 #define DHTPIN5 8
 #define DHTTYPE DHT22

 #define BUZZER_PIN 9
 #define LED_R_PIN 10
 #define LED_G_PIN 11
 #define LED_B_PIN 12

 #define TFT_CS 13
 #define TFT_RST 14
 #define TFT_DC 15

 DHT dht1(DHTPIN1, DHTTYPE);
 DHT dht2(DHTPIN2, DHTTYPE);
 DHT dht3(DHTPIN3, DHTTYPE);
 DHT dht4(DHTPIN4, DHTTYPE);
 DHT dht5(DHTPIN5, DHTTYPE);

 Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);

 void setup() {
   Serial.begin(9600);
     
    pinMode(BUZZER_PIN, OUTPUT);
   pinMode(LED_R_PIN, OUTPUT);
     pinMode(LED_G_PIN, OUTPUT);
      pinMode(LED_B_PIN, OUTPUT);

     dht1.begin();
      dht2.begin();
      dht3.begin();
      dht4.begin();
      dht5.begin();

    tft.begin();
    tft.setRotation(3);
    tft.fillScreen(ILI9341_BLACK);
   }

  void loop() {
 
 float t1 = dht1.readTemperature();
 float t2 = dht2.readTemperature();
float t3 = dht3.readTemperature();
 float t4 = dht4.readTemperature();
float t5 = dht5.readTemperature();
float avgTemp = (t1 + t2 + t3 + t4 + t5) / 5.0;
if (t1||t2||t3||t4||t5>=40){
  Serial.print("fire hazard");
}
  else if (avgTemp >= 25) {
    Serial.print("cold");
 digitalWrite(BUZZER_PIN, HIGH);
 digitalWrite(LED_R_PIN, HIGH);
  delay(500);
 digitalWrite(BUZZER_PIN, LOW);
   digitalWrite(LED_R_PIN, LOW);
    delay(500);
  } else {
  digitalWrite(BUZZER_PIN, LOW);
  digitalWrite(LED_R_PIN, LOW);
 }

  tft.fillScreen(ILI9341_BLACK);
   tft.setCursor(0, 0);
 tft.setTextColor(ILI9341_WHITE);
 tft.setTextSize(2);
   tft.println("Temperature: ");
   tft.println(avgTemp);
    delay(1000);
  }