Arduino Tutorial 29: Using Push Buttons to Create Dimmable LED

5 5 views
1y Sep 24, 2019

In this lesson we challenge you to create a dimmable LED using two pushbuttons. One button will brighten the LED while the other one will dim it. The project also includes a buzzer to give user audible feedback that the LED has reached maximum or minimum brightness.

You can get the kit I am using for this series at the following link:

Also, you can get the Mastech Digital Voltmeter I am using here:

Follow this lesson on our WEB site:

You guys can help me out over at Patreon, and that will help me keep my gear updated, and help me keep this quality content coming:

[Disclosure of Material Connection: I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to This means if you visit the link and purchase the item, I will receive an affiliate commission. Regardless, I only recommend products or services I use personally and believe will add value to my readers.]

About Paul McWhorter

I am Paul McWhorter from and I will be putting together a series of tutorials on use of the Arduino microcontroller.


Markdown is supported.
EEVblog – E269
8 years ago
EEVblog – E1304
7 months ago
EEVblog – E19
11 years ago