Node MCU (ESP8266) installation on Arduino IDE - IOT Lecture 1

To install Nodemcu (ESP8266) on Arduino IDE follow the steps:

1. Open Arduino IDE.

2. Go to File

3. select "Preferences"

4. give this URL in Additional boards manager:

 "http://arduino.esp8266.com/stable/package_esp8266com_index.json".

5. paste the URL and hit "ok"

6. Select "Tools" => "Board" => "Boards Manager" 

7. Type "Node MCU", then hit install. Must connect your PC with the "Internet".

8.  Now write your code then select board from the list and upload. :)