0
PROGRAMMING
MICROPYTHON / CIRCUITPYTHON
42 GUIDES | 265 PAGES | 3 FEATURED | 8 POPULAR
NEW
Introducting Adafruit Crickit #MakeRobotFriend
Make your robot pal who's fun to be with using Crickit!
by lady ada
Sometimes we wonder if robotics engineers ever watch movies. If they did, they'd know that making robots into slaves always ends up in a robot rebellion. Why even go down that path? Here at Adafruit we believe in making robots our friends!
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Animatronic Hand
Build a cardboard animatronic hand with independent finger control using CRICKIT robotics controller board!
by John Park
Use the CRICKIT board with your Circuit Playground Express to control a cardboard animatroinc hand. Four servo motors pull the fingers into position using cable drive systems made from cord and straw guides. Program it all with CircuitPython to actuate as you press the capacitive touch controllers. You'll also learn to use the CRICKIT as an audio-animatronic controller with pre-programmed sounds and motions, such as counting in binary!
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Trash Panda
Adorable Hugging Panda Friend
by Dano Wall
An animal panda you can build out of a scrap Amazon box. Demonstrates how to use CRICKIT paired with Circuit Playground Express to control multiple motors at once.
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Living Starry Night Painting
Build your own animated version of Starry Night
by Dano Wall
Add movement and light to famous works of art using Circuit Playground Express, CRICKIT, and CircuitPython. This beginner level project uses simple household materials and teaches basic programming skills.
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Digital Circuits 6: An EPROM Emulator
In this guide, we design and build a ROM emulator
by Dave Astels
Building a retro micro project can be fun, but using old ultraviolet EPROMS is difficult. But, you can build a ROM emulator. In this guide, we'll walk through the design and implementation using a Metro M4, a static RAM chip, and a handful of digital logic chips.
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Gemma LightTouch
It takes a light touch to light up your Gemma!
by Kattni Rembor
You just got this amazing little board. Now, how about a quick little project you can do with only a few minutes of your time? Sounds great! This guide provides two different ways to interact with your Gemma using capacitive touch and the built-in LED. Quick, simple, and super fun!
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Labo RC Car Action Lights
Customize your Nintendo Labo RC Car with vibration-triggered underglow
by C. Cunningham
Use Circuit Playground Express to trick out your Labo RC Car with with some sweet motion-activated lighting.
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Data Logging with Feather and CircuitPython
It's log, it's log, it's big, it's data, it's good!
by Kattni Rembor
This project uses the Feather M0 Express, the Adalogger Featherwing and the AM2320 Temperature and Humidity sensor to gather data from the sensor and save it to the SD card on the Adalogger. You'll learn how to record data, and then take that data, import it into a spreadsheet and turn it into an awesome graph!
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Building CircuitPython
How to build CircuitPython yourself on different platforms
by Dan Halbert
We'll show you how to set up a build environment for CircuitPython and then build it yourself. You might want to do this to keep up with the latest development version or to make a custom version for yourself.
FEATURED
Sensor Plotting with Mu and CircuitPython
Plot all the things!
by Kattni Rembor
Mu is an amazing editor that works with CircuitPython and compatible boards. You can connect to the serial REPL right inside the editor. It also includes a plotter the works with your code to give you a live visual graph of your data! This guide will show you different ways to use the plotter with different sensors. It's time to plot!
CircuitPython Essentials
The next step in learning CircuitPython.
by Kattni Rembor
You've already gotten started with CircuitPython. What's next? CircuitPython Essentials! This guide provides examples all of the core modules and some of the common libraries found in CircuitPython and how they're used. You'll be able to use any board designed for CircuitPython and learn about the different concepts included in the language. It's time to take the next step!
Perfect Pitch Machine
Program a Circuit Playground Express to teach yourself perfect pitch!
by Isaac Wellish
Use CircuitPython, NeoPixels, a speaker, buttons, and 3D printing to make a digital pitch pipe on a Circuit Playground Express.
Circuit Playground Express TV Zapper
*pew* *pew* Take out TVs with your Circuit Playground!
by lady ada
Pew Pew! Televisions are toast when you build this project, a universal TV zapper made with just your Circuit Playground Express. This sneaky gadget can turn off (or on!) just about any TV. Perfect for pranks!
Hacking Ikea Lamps with Circuit Playground Express
Use CircuitPython to turn your Ikea (or any!) lamps into interactive colorful fun!
by Kattni Rembor
This guide will show you how to use CircuitPython and your Circuit Playground Express to make an interactive lamp, by using movement to change color settings and modes, or changing it up from across the room with an IR remote. You'll learn how to use different code concepts to make this happen. Lamp it up and have fun!
FEATURED
CircuitPython Media Dial
Build a Circuit Python powered Media Dial!
by Ruiz Brothers
It rotates like a knob & clicks like a mouse! It works well as an assignable USB controller that you can program to do just about anything you want.
NeoPixel GoPro Lens Light
Illuminate your project build footage with a compact DIY light
by Liz Clark
A Trinket-powered NeoPixel RGBW ring light with adjustable brightness all inside a 3D printed enclosure.
FancyLED Library for CircuitPython
Smooth color gradients and more
by Phillip Burgess
A library to assist in porting FastLED Arduino sketches to CircuitPython.
Dotstar + CircuitPython Digital Sand
LEDs are made of silicon - pretty much digital sand - so this just makes sense.
by Dave Astels
Phil Burgess’s digital sand code ported to CircuitPython, displaying on the Dotstar FeatherWing, using a custom Accelerometer FeatherWing.
Adafruit SGP30 TVOC/eCO2 Gas Sensor
Detect a wide range of Volatile Organic Compounds (VOCs) and H2 and is intended for indoor air quality monitoring.
by lady ada
Breathe easy with the SGP30 Multi-Pixel Gas Sensor, a fully integrated MOX gas sensor. This is a very fine air quality sensor from the sensor experts at Sensirion, with I2C interfacing and fully calibrated output signals with a typical accuracy of 15% within measured values. The SGP combines multiple metal-oxide sensing elements on one chip to provide more detailed air quality signals.
CircuitPython 2FA TOTP Authentication Friend
Keep accounts secure without frustration
by lady ada
Tired of reaching for your phone when you need new 2FA tokens? (Or maybe you don't have a phone!) In this guide you will build a simple device generates TOTP's, using CircuitPython - my favorite programming language! It uses a Feather ESP8266 which has WiFi so it can connect to NTP to get the current time on startup, and a Feather OLED to display text nice and clearly.
FEATURED
Welcome to CircuitPython!
New to CircuitPython? This is the place to start.
by Kattni Rembor
You may have seen CircuitPython mentioned on the Adafruit site or on Discord. What is it? Why would you use it? Once you have a CircuitPython board, what do you do next? This guide has you covered from the moment you plug in your new board. Check it out!
CircuitPlayground Morse Code Flasher
Create a Morse code signal display with Circuit Playground Express
by C. Cunningham
Enter your message and watch it displayed as Morse code using Circuit Playground's built-in LEDs. We'll use both MakeCode and CircuitPython to program the project!
CircuitPython Hardware: ILI9341 TFT & FeatherWing
How to draw on a ILI9341 TFT display with CircuitPython!
by Tony DiCola
Learn how to connect and use a ILI9341 TFT display breakout and FeatherWing with a CircuitPython and MicroPython board. Focuses on CircuitPython and MicroPython for the ESP8266 and M0/SAMD21 boards.
MicroPython Displays: Drawing Text
How to write text on any MicroPython display.
by Tony DiCola
Learn how to use a MicroPython text drawing module to write and scroll messages on LED matrix, Charlieplex LED, NeoPixel matrix, and other displays.
CircuitPython Hardware: Charlieplex LED Matrix
How to use Charlieplex LED matrices with CircuitPython!
by Tony DiCola
Learn how to connect and use Charlieplex LED matrix breakouts and FeatherWings with a CircuitPython or MicroPython board. Focuses on the ESP8266 and SAMD21 CircuitPython and MicroPython ports.
CircuitPython Hardware: LED Backpacks & FeatherWings
How to use LED Backpacks & FeatherWings with CircuitPython!
by Tony DiCola
Learn how to connect and use LED matrix and segment display backpacks & FeatherWings with a CircuitPython board. Focuses on CircuitPython and MicroPython for the ESP8266 and M0 / SAMD21.
CircuitPython Hardware: PCA9685 DC Motor & Stepper Driver
How to use the PCA9685 DC Motor & Stepper driver with CircuitPython!
by Tony DiCola
Learn how to connect the PCA9685 DC Motor & Stepper driver to a CircuitPython board and use it with a simple Python module. Focuses on CircuitPython and MicroPython on the ESP8266 and M0 / SAMD21 processors.
CircuitPython Hardware: PCA9685 PWM & Servo Driver
How to use the PCA9685 PWM & servo driver with CircuitPython!
by Tony DiCola
Learn how to connect the PCA9685 PWM & servo driver to a CircuitPython board and use it with a simple Python module. Focuses on CircuitPython and MicroPython on the ESP8266 and M0 / SAMD21 processors.
CircuitPython Hardware: SSD1306 OLED Display
How to use a SSD1306 OLED display with CircuitPython boards.
by Tony DiCola
Learn how to connect a SSD1306 OLED display to a CircuitPython board and control it with a simple Python module. Focuses on CircuitPython & MicroPython for the ESP8266 and M0 / SAMD21.
MicroPython for SAMD21
How to use MicroPython with boards like the Feather M0 & Arduino Zero!
by Tony DiCola
Learn about Adafruit's SAMD21 MicroPython port which allows boards like the Feather M0 and Arduino Zero to run MicroPython!