ESP8266

#define BLYNK_PRINT Serial

/* Fill-in your Template ID (only if using Blynk.Cloud) */
#define BLYNK_TEMPLATE_ID   "TMPLG5yHg7Kn"


#include <ESP8266_Lib.h>
#include <BlynkSimpleShieldEsp8266.h>
//
// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "Lv-6LMvwJgY37KkIT-w_cPfZgb_L3xsU";

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "먼지";
char pass[] = "qwertyuiop";

// Hardware Serial on Mega, Leonardo, Micro...
#define EspSerial Serial1

// or Software Serial on Uno, Nano...
//#include <SoftwareSerial.h>
//SoftwareSerial EspSerial(2, 3); // RX, TX

// Your ESP8266 baud rate:
#define ESP8266_BAUD 9600

ESP8266 wifi(&EspSerial);

void setup()
{
  // Debug console
  Serial.begin(9600);

  delay(10);

  // Set ESP8266 baud rate
  EspSerial.begin(ESP8266_BAUD);
  delay(10);

  Blynk.begin(auth, wifi, ssid, pass);
}

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