Arduino

arduinoExample.ino

/* Comment this out to disable prints and save space */
#define BLYNK_PRINT Serial

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

int LED = 5;

// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "AUTH TOKEN";

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

BLYNK_WRITE(V1) {
  if(param.asInt()!=0){
    digitalWrite(LED, HIGH);
  }
  else{
      digitalWrite(LED, LOW);
    }
  }

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

  pinMode(LED,OUTPUT);

  //  Uncomment below to use a personal Server
  // Blynk.begin(auth, ssid, pass,"your_server");

  // Use this if running on Blynk Server
  Blynk.begin(auth, ssid, pass);
}

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