Arduino Blynk Lesson 1: LED


In this lesson, we will learn on how to control an LED using smartphone. This is a simple project designed specially for a beginner who are interested in get started with Internet of Things (IoT). 


This tutorial use :

  1. Maker UNO
  2. Cytron ESP 8266 WiFi Shield
  3. USB Micro B Cable

You can make the hardware connection based on the diagram and table below.

Figure 1 : Hardware Connection

Software Preparation.

  1. Open the Arduino IDE. Please make sure that your Arduino IDE is version 1.6.9 and above.
  2. Then, click at the on Sketch – Include Library – Manage Libraries… Search for “blynk” and install the latest version of Blynk.
  3. Next, we need to add an additional library for Blynk. Click on this link to download the library. Watch the video on how to include the library.
  4. Then we can continue to program by edit the program from the Example file of the Blynk. (File – Examples – Blynk – Boards_WiFi – ESP8266_Shield)

Sample Code

This is the sample code used for this tutorial. Try it!

Thank you

Thank you for reading this tutorial and we hope it helps your project development. If you have any technical inquiry, please post at Cytron Technical Forum.

2 thoughts on “Arduino Blynk Lesson 1: LED”

  1. Hahh, saya punya masalah ESP not responding, mana yang silap ah? saya sdh follow btul2 smua ni

  2. assalamualaikum dan salam sejahtera,
    sy da ikut langkah2 seperti dalam video,tetapi tidak besambung degan wifi,wifi phone da buka, kenapa yup?
    [13977] Fail to connect wifi
    mohon tunjuk ajar

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