CityOS Air

Breadboard version (LED ring)

Give your new device a fresh breathe with this cool looking LED ring that will give you plenty of different notification options as well as make your device even prettier.

In this part of the tutorial, you will learn how to setup your compact device on a regular breadboard, but instead of using one RGB LED diode, this time you will use LED ring that comes with 12 lights giving you more options and better lighting.

This is what your final setup should look like. Check out the next few steps where we will cover every part individually.


What's Next

1. NodeMCU

Breadboard version (LED ring)

Give your new device a fresh breathe with this cool looking LED ring that will give you plenty of different notification options as well as make your device even prettier.