Can ESP32 run CircuitPython? [2023]

Code on a laptop screen

Are you curious to know if the ESP32 can run CircuitPython? Well, you’ve come to the right place! Our team at Robotic Coding™ has all the information you need. In this comprehensive article, we will dive deep into the world of ESP32 and CircuitPython, exploring their compatibility, installation process, and more. So, let’s get started!

Table of Contents

Quick Answer

Yes, the ESP32 is capable of running CircuitPython. This powerful microcontroller board supports CircuitPython, a variant of the Python programming language specifically designed for microcontrollers. With CircuitPython, you can easily write and run code on the ESP32, making it an excellent choice for robotics and other DIY projects. ✅

Quick Tips and Facts

Before we dive into the installation process, here are some quick tips and facts about the ESP32 and CircuitPython:

  • The ESP32 is a popular microcontroller board known for its versatility and powerful features.
  • CircuitPython is a beginner-friendly programming language that simplifies the process of working with microcontrollers.
  • CircuitPython offers a high-level, interpreted language experience, making it easy to write and test code on the ESP32.
  • With CircuitPython, you can access the built-in features of the ESP32, such as GPIO pins, analog inputs, and more.
  • CircuitPython provides a simplified workflow compared to traditional embedded programming languages like C/C++.

Installing CircuitPython on ESP32

Now that you know the basics, let’s dive into the installation process. To run CircuitPython on your ESP32, you’ll need to follow these steps:

Download Firmware

  1. Visit the CircuitPython website and navigate to the downloads page.
  2. Look for the ESP32 section and download the latest stable release of CircuitPython for the ESP32.
  3. Make sure to choose the correct firmware for your specific ESP32 board variant.

Installing the Firmware

  1. Connect your ESP32 board to your computer using a USB cable.
  2. Put your ESP32 board into bootloader mode. The exact method may vary depending on your board, so refer to the documentation provided by the manufacturer.
  3. Once in bootloader mode, your ESP32 board should appear as a USB drive on your computer.
  4. Drag and drop the downloaded CircuitPython firmware file onto the USB drive.
  5. Wait for the firmware to finish copying onto the board.
  6. After the firmware is copied, the ESP32 board will automatically reboot.

That’s it! You have successfully installed CircuitPython on your ESP32. Now you can start writing and running code on your board using CircuitPython.


Can ESP32 run CircuitPython? Robotic Coding

What is the difference between MicroPython and CircuitPython?

MicroPython and CircuitPython are both variants of the Python programming language designed for microcontrollers. Here are the key differences:

  • MicroPython: MicroPython is a lean and efficient implementation of Python 3 specifically optimized for microcontrollers. It provides a complete Python development environment with a focus on resource efficiency.

  • CircuitPython: CircuitPython is a fork of MicroPython that adds additional libraries and features specifically tailored for use with Adafruit’s CircuitPython-compatible boards. It aims to make programming microcontrollers as easy as possible, especially for beginners.

Read more about “Is MicroPython Compatible with CircuitPython? [2023]”

How to install CircuitPython on Arduino?

CircuitPython is not designed to run directly on Arduino boards. However, you can use an Arduino board as a bridge to communicate with an ESP32 running CircuitPython. This allows you to combine the ease of use of CircuitPython with the vast Arduino ecosystem.

To do this, you will need to connect your Arduino board to the ESP32 via serial communication and use the appropriate libraries to establish communication between the two. Once connected, you can send commands and data between the Arduino and the ESP32 running CircuitPython.

Read more about “CircuitPython Examples: A Comprehensive Guide to Coding with CircuitPython [2023]”

What is the use of ESP32?

The ESP32 is a versatile microcontroller board that can be used for a wide range of applications, including:

  • Internet of Things (IoT) projects: The ESP32’s built-in Wi-Fi and Bluetooth capabilities make it ideal for IoT projects that require wireless connectivity.

  • Robotics: The ESP32’s powerful features, such as its dual-core processor and ample GPIO pins, make it well-suited for robotics projects.

  • Home automation: With its Wi-Fi capabilities, the ESP32 can be used to control and monitor various home automation devices.

  • Sensor data logging: The ESP32 can collect data from various sensors and log it to an SD card or transmit it wirelessly to a server.

  • Prototyping: The ESP32’s ease of use and extensive library support make it a popular choice for rapid prototyping.

Read more about “Raspberry Pi Pico W: Your Ultimate $6 IoT Platform [2023]”


In conclusion, the ESP32 is fully capable of running CircuitPython, making it an excellent choice for robotics and DIY projects. With its powerful features and the simplicity of CircuitPython, you can easily write and run code on the ESP32 without the need for complex embedded programming. So go ahead, unleash your creativity, and start building amazing projects with the ESP32 and CircuitPython!

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