The CircuitPython Show

Hosted by Paul Cutler

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Jun 2026

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About the show

An independent podcast with the people in and around CircuitPython. Created and hosted by Paul Cutler.

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60 recent

June 1, 2026Episode 6021 min

Michael "T-Rex" Kadie

Michael “T-Rex” Kadie joins the show and discusses the T-Rex Talk family of assistive devices built with CircuitPython. 1:25 Michael’s start with computers 1:56 How Michael started building communication devices in the 90s 4:46 The T-Rex Talk 3.0 8:55 Using AI to help 9:58 Using the Fruit Jam as an assistive device 13:27 The training game 13:56 The Sip-N-Puff 16:38 The CircuitPython reading light 17:07 Jay Leno’s antique electric car - with CircuitPython 21:21 Wrap-up Michael’s website GitHub repository YouTube channel Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

May 4, 2026Episode 5916 min

Tom Fox

Tom Fox joins the show and shares his creation, the SPOKE board. Show Notes 00:00 Intro 00:36 Tom’s start with computers and electornics 1:25 Discovering CircuitPython 2:31 The SPOKE board SPOKE 4:11 Whom is the SPOKE for? 5:38 The SPOKE Mini 7:25 What students have made with the SPOKE 9:15 What were the challenges bringing the SPOKE to life? 10:33 The SPOKE online editor 13:53 What’s next for SPOKE? 14:59 Where to learn more? YouTube Instagram Tom’s home page 15:26 How much does the SPOKE cost? 15:38 Which board? 16:22 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

April 20, 2026Episode 5837 min

Developing for the Fruit Jam

Paul is joined by three former guests: Tim Cocks, Dan Cogliano, and Cooper Dalrymple who share their experience developing apps, games, and screensavers for the Adafruit Fruit Jam and Fruit Jam OS. Show Notes 00:00 Welcome 00:38 FruitJamOS Cooper’s best practices Fruitris 3:44 Cooper’s excitement for the Fruit Jam 7:24 Dan’s interest in the Fruit Jam Z Machine Moon Miner 8:52 Dan’s screensavers for the Fruit Jam Screensaver bundle 10:48 Coding for othe Fruit Jam 12:20 The Fruit Jam app library Fruit Jam Library 18:02 GPIO and expansion 19:44 Display support Using DVI Video Learn Guide 24:07 Challenges to look out for when developing for the Fruit Jam Mice Learn Guide Keyboard Learn Guide Cooper’s Mystify screensaver 31:01 What advice for someone creating a game or app for the Fruit Jam? Cooper’s Fruit Jam / Pong tutorial 36:48 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

April 6, 2026Episode 5714 min

Physical Computing - Interactive Art, Robotics, & Tech for Good

Paul is joined by Abby Bergman and Esha Patel who both recently completed the Physical Computing - Interactive Art, Robotics, & Tech for Good course taught by Professor John Gallaugher at Boston College. Abby and Esha share their experiences and projects taking the course. Show Notes 00:00 Welcome 00:56 Professor Gallaugher’s Physical Computing - Interactive Art, Robotics, & Tech for Good course 1:42 Abby’s motivation for taking the class Early Childhood Maker Literacies – DevTech Research Group 2:38 Esha’s motivation for taking the class 3:32 What was a surprise about the class? 5:20 Esha’s Interactive Hopscotch project Interactive Hopscotch Adaptive Tic Tac Toe 7:38 Abby’s Very Hungry Caterpillar Interactive Very Hungry Caterpillar With RFID and Button Input - Assistive Tech 10:29 Soldernig challenges 11:36 The Festival of Lights 12:26 What advice would you share to someone thinking of taking the course? 14:29 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

March 23, 2026Episode 5630 min

John Park

John Park joins the show and shares how he started hosting shows, his pre-show preparation, some of his favorite memories and projects, and more. 00:00 Welcome 00:36 JP’s start with computers and electronics 3:59 MAKE: Television Make: Television - Complete Series : Make : Free Download, Borrow, and Streaming : Internet Archive 10:47 Preparing for a show JP’s Workshop YouTube Playlist 16:54 Favorite CircuitPython memories 20:09 Favorite projects over the years 25:55 Favorite synthesizer Mutable Instruments: a (Brief) Retrospective MicroFreak 29:20 Which board? 30:36 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

March 9, 2026Episode 5522 min

The Open Pressure Sensor Device

Paul welcomes Michelle Hui and Reitwiec Shandilya, master’s students at Cornell Tech. They discuss their project, an open source medical device that helps mastectomy patients, that runs CircuitPython. 00:00 Intro 00:46 The Open Pressure Sensor Device 2:05 Overcoming the problem gaps 2:58 Partnering with clinicians 5:26 The hardware and firmware 8:13 Reverse engineering the proprietary device 13:48 The Open Source Hardware Association 20:09 What’s next for OpenPSD? 21:42 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

February 23, 2026Episode 5418 min

Sean Carolan

In this episode, Paul is joined by Sean Carolan. Sean shares how he used CoPilot with Claude Opus to create a Pac-Man clone in CircuitPython in just one day. Show Notes 00:00 Intro 00:32 Sean’s start with computers 1:34 Choosing Pac-Man 2:30 Seeed Wio Terminal 4:04 Coding Pac-Man in CircuitPython 5:17 The game’s art assets The Spriters Resource Assets · Kenney 6:51 Re-creating the sounds of Pac-Man 8:29 Pac-Man on the Fruit Jam Port to Adafruit Fruit jam by relic-se · Pull Request #1 · scarolan/pac-wio 9:51 What worked well when using Claude Opus for Ai 12:50 The challenges in using AI 14:14 Recommendations for someone just starting to use AI to code 16:38 Learn more about Sean Sean Carolan’s Github Site Sean on LinkedIn 17:01 Which board? 18:36 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

February 9, 2026Episode 5320 min

John Ellis

Paul welcomes John Ellis to the show. John shares some of his MacroPad projects, TallyCircuitPy, and more. 00:00 Intro 1:18 John’s start with computers 5:13 John’s handle, DeckerEgo 6:28 MacroPad Hotkeys II deckerego/Macropad_Hotkeys GitHub repository: An extensible hotkey macropad inspired by the Macropad Hotkeys example from the Adafruit Learning System Guide prcutler/awesome-macropad: A curated list of awesome applications, macros, 3D printed cases, guides, and more for the Adafruit rp2040 MacroPad. 8:59 Sleeping the Macropad screen 10:36 MacroPad 4 Chord MIDI Macropad 4chord MIDI 12:47 TallyCircuitPy and TallyOBS TallyOBS 15:12 The role CircuitPython can play in saving older hardware 17:20 Where to learn more about John https://www.deckerego.net 18:15 Which board? 19:53 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

December 8, 2025Episode 5215 min

Dan Cogliano

Dan Cogliano joins Paul and they discuss Dan’s work with the Z Machine, which allows you to play Zork and other text adventure games. Follow the show on Mastodon or Bluesky. Show Notes 00:30 Dan’s start with computers 3:05 The EZ Make Oven 4:53 The Z-Machine 7:59 Challenges in creating the CP Z Machine 9:08 The game of Zork 11:00 CP Z Machine Learn Guide 11:15 Dan’s next game 12:29 Challenges working with graphics 13:37 Where to learn more about Dan BlueSky Dan’s Learn Guides Danthegeek.com Cleveland Museum of Art 14:27 Which board? 15:13 Wrap-up Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!

November 24, 2025Episode 5127 min

River Wang

Paul welcomes River Wang to the show. River was a STEAM teacher before becoming a full time software developer 3 years ago. He created the CircuitPython Online IDE, a browser based platform that allows users to work on a CircuitPython project on the web or as a self-hosted website. Follow the show on Mastodon or Bluesky. Show Notes 00:00 Intro 00:29 River’s start with computers and electronics 3:42 River’s start with Python 4:31 Teaching 5:42 Discovering CircuitPython 9:18 Creating the CircuitPython Online IDE 13:04 How the CircuitPython Online IDE works 14:28 The challenges in building the CircuitPython Online IDE 20:34 Self-hosting the CircuitPython Online IDE 19:02 How the CircuitPython Online IDE helps educators 20:34 CircuitPython Online IDE’s key features 23:13 What’s next for the CircuitPython Online IDE 24:41 How to support the CircuitPython Online IDE 25:05 Where to learn more The CircuitPython Online IDE GitHub Repository YouTube Twitter Fosstodon 25:23 Which board? Enjoying the show? You can now sponsor the show, learn more at www.circuitpythonshow.com. Thank you for your support!