#include "DHTesp.h"
#include <stdio.h>
DHTesp dht;
#define DHTPIN 19     
#define DHTTYPE DHT22 
#define LEDPIN 14      

void setup() {
  Serial.begin(115200);
  dht.setup(DHTPIN, DHTesp::DHT22);
  pinMode(LEDPIN, OUTPUT);
}

void loop() {
  TempAndHumidity data = dht.getTempAndHumidity();

  if (isnan(data.temperature) || isnan(data.humidity)) {
    Serial.println("Chưa tìm thấy dữ liệu từ DHT!");
    return;
  }

  Serial.print("Nhiệt Độ: ");
  Serial.print(data.temperature);
  Serial.print("°C, Độ ẩm: ");
  Serial.print(data.humidity);
  Serial.println("%");

  if (data.temperature > 30 && data.humidity < 40) {
    digitalWrite(LEDPIN, HIGH); 
  } else {
    digitalWrite(LEDPIN, LOW);   
  }

  delay(2000); 
}