#define BLYNK_PRINT Serial
#include <ESP32WiFi.h>
#include <BlynkSimpleEsp32.h>
#include "DHT.h"          // including the library of DHT11 temperature and humidity sensor
#include <SimpleTimer.h>  //including the library of SimpleTimer
#define DHTTYPE DHT22     // DHT 11
#define dht_dpin d2
DHT dht(dht_dpin, DHTTYPE); 
SimpleTimer timer;
char auth[] = "xxxxxxxxxxxxxxxxxxxxxxx";           // You should get Auth Token in the Blynk App.
                                                                         // Go to the Project Settings (nut icon).
 
char ssid[] = "..........";   // Your WiFi credentials.
char pass[] = ".........."; // Set password to "" for open networks.
float t;                                  // Declare the variables 
float h;
 
void setup()
{
   Serial.begin(9600);// Debug console
   Blynk.begin(auth, ssid, pass);
   dht.begin();
   timer.setInterval(2000, sendUptime);
}
 
void sendUptime()
{
 float h = dht.readHumidity();
 float t = dht.readTemperature(); 
 Serial.println("Humidity and temperature\n\n");
 Serial.print("Current humidity = ");
 Serial.print(h);
 Serial.print("% ");
 Serial.print("temperature = ");
 Serial.print(t); 
 Blynk.virtualWrite(V0, t);
 Blynk.virtualWrite(V1, h);
 }
void loop()
{
 Blynk.run();
 timer.run();
}