OSOYOO ESP8266 Module Purchase Link: https://osoyoo.store/products/arduino-esp8266-wifi-module-esp12s-arduino?_pos=1&_sid=ecd15bafc&_ss=r

In this lesson, we will show how to use OSOYOO ESP8266 wifi Module and Basic board to work as Web Server  and show “hello world!” message in browser.

Wire Connection:

OSOYOO WIFI Module Basic board

You can download above circuit Fritzing file from https://osoyoo.com/driver/osoyoo-esp8266-module/lesson1/osoyoo-wifi-module-lesson1.fzz

Software Installation

Step A) Install latest  IDE (If you have  IDE version after 1.1.16, please skip this step).

Download  IDE from https://www.arduino.cc/en/Main/Software?setlang=en, then install the software.

Step B)WifiESP Library is required to run OSOYOO ESP8266 shield sketch code. If you have installed this library, please skip this step.

WifiESP library can be downloaded from following link:

then in your  IDE ->Sketch->Include Library->Add .ZIP Library and select the WiFiEsp-master.zip file you just downloaded, and upload it to Basic board.

Step C)Download and Edit esp8266-lesson1.ino file
Please download sketch from https://osoyoo.com/driver/wifi-iot/lesson1/esp8266-lesson1.zip and unzip the file and double click esp8266-lesson1.ino file, you can edit this file in  IDE.

Step D) Open the  IDE and choose corresponding board type and port type for you project.

Step E)  IDE: Click file -> click Open -> choose code “esp8266-lesson1” and open it.

In the  sketch, find   following lines:

char ssid[] = "******"; // your network SSID (name)
char pass[] = "******"; // your network password
please replace the ****** with your correct wifi SSID and password, otherwise your project can
 not connect to Internet. not connect to Internet.

After loading the sketch to Basic board , open the serial monitor in the upper-right corner of  IDE

You will see following message:

From the serial monitor , you can see the IP address of your UNO board in the read circle (in above example, our Basic board IP address is

Then use your browser to visit the website, you will see following result: