CODE โปรแกรม

#define PIN_D2 4

#define PIN_D3 0

#define PIN_D6 12

void setup() {

    Serial.begin(115200);

    WiFi.begin(ssid, pass);

    while (WiFi.status() != WL_CONNECTED) {

        Serial.print(".");

        delay(1000);

    }

  Serial.println("\nWiFi Connected!");

   Blynk.config(auth);

   Blynk.connect(); {

    pinMode(PIN_D2, OUTPUT);

    pinMode(PIN_D3, OUTPUT);

    pinMode(PIN_D6, OUTPUT);

    digitalWrite(PIN_D2, LOW);

    digitalWrite(PIN_D3, LOW);

    digitalWrite(PIN_D6, LOW);

    }

    Serial.println(String("Device Name: ") + DEVICE_NAME);

}

BLYNK_WRITE(V1) {

    int state = param.asInt();

    digitalWrite(PIN_D2, state);

}

BLYNK_WRITE(V2) {

    int state = param.asInt();

    digitalWrite(PIN_D3, state);

}

BLYNK_WRITE(V3) {

    int state = param.asInt();

    digitalWrite(PIN_D6, state);

}

void loop() {

    Blynk.run();

    if (!Blynk.connected()) {

        Serial.println("Blynk Disconnected!");

    }

}