.. note::

    Hello, welcome to the SunFounder Raspberry Pi & Arduino & ESP32 Enthusiasts Community on Facebook! Dive deeper into Raspberry Pi, Arduino, and ESP32 with fellow enthusiasts.

    **Why Join?**

    - **Expert Support**: Solve post-sale issues and technical challenges with help from our community and team.
    - **Learn & Share**: Exchange tips and tutorials to enhance your skills.
    - **Exclusive Previews**: Get early access to new product announcements and sneak peeks.
    - **Special Discounts**: Enjoy exclusive discounts on our newest products.
    - **Festive Promotions and Giveaways**: Take part in giveaways and holiday promotions.

    👉 Ready to explore and create with us? Click [|link_sf_facebook|] and join today!

Lesson 10:  Controlling a Dimmable LED with a Potentiometer
==========================================================================

This tutorial covers controlling LED brightness using PWM on the Raspberry Pi Pico W:

* **LED Brightness Control**: Explains how PWM controls LED brightness by varying duty cycles.
* **Wiring Diagram and Setup**: Detailed diagram for connecting an LED with a 220 Ohm resistor to the Pico W.
* **Code Explanation**: Code setup for PWM, converting user input to the corresponding duty cycle.
* **Practical Demonstration**: Visualizing PWM signals using an oscilloscope to show different duty cycles.
* **Homework Assignment**: Create a circuit to control LED brightness using a potentiometer and PWM.


**Video**

.. raw:: html

    <iframe width="700" height="500" src="https://www.youtube.com/embed/DJhoUklKidc?si=I4OboWolrMTLVQlp" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>