.. 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 20:  Using the DHT11 Temperature and Humidity Sensor in MicroPython
=============================================================================

This tutorial covers measuring temperature and humidity using the DHT11 sensor with the Raspberry Pi Pico W:

* **Introduction**: Focus on using the DHT11 sensor for temperature and humidity measurement.
* **Previous Lessons Recap**: Review of digital writes, analog writes, and sensor reads.
* **Component Introduction**: Introduce the DHT11 sensor from the SunFounder Kepler kit.
* **Code Explanation**: Import libraries, set up GPIO, initialize the sensor, and read data in a loop.
* **Practical Demonstration**: Run code and observe real-time temperature and humidity readings.
* **Formatting Output**: Format output for Celsius and humidity, and print the degree symbol.
* **Homework Assignment**: Add a button to toggle between Celsius and Fahrenheit.


**Video**

.. raw:: html

    <iframe width="700" height="500" src="https://www.youtube.com/embed/KYEidJFYPto?si=5vAk5sl-VyEqYIfs" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>