#define BLYNK_TEMPLATE_ID "TMPL2UbNNhtRs"
#define BLYNK_TEMPLATE_NAME "Temperature and humidity"
#define BLYNK_AUTH_TOKEN "w6-9E3Spu8AjElhKGHX2iBN9z5fbSI7P"

#define BLYNK_PRINT Serial
#include <WiFi.h>
#include <BlynkSimpleEsp32.h>

#include <DHT.h>


char auth[] = BLYNK_AUTH_TOKEN;

//Enter your WIFI SSID and password
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;


#define DHTPIN 2 //Connect Out pin to D2 in NODE MCU
#define DHTTYPE DHT22  
DHT dht(DHTPIN, DHTTYPE);


void sendSensor()
{
  float H = dht.readHumidity();
  float T = dht.readTemperature(); // or dht.readTemperature(true) for Fahrenheit

  if (isnan(H) || isnan(T)) 
  {
    Serial.println("Failed to read from DHT11 sensor!");
    return;
  }
  // You can send any value at any time.
  // Please don't send more that 10 values per second.
    Blynk.virtualWrite(V0, T);
    Blynk.virtualWrite(V1, H);
    Serial.print("Temperature : ");
    Serial.print(T);
    Serial.print("    Humidity : ");
    Serial.println(H);
}
void setup()
{   
  Serial.begin(9600);
  
  Blynk.begin(auth, ssid, pass);
  dht.begin();
  timer.setInterval(100L, sendSensor); 
}

void loop()
{
  Blynk.run();
  timer.run();
}