Deep Dive w/Scott: CircuitPython in Zephyr native simulator

Deep Dive w/Scott: CircuitPython in Zephyr native simulator

Author: Adafruit Industries February 20, 2026 Duration: 0:00
Join Scott as he shows off CircuitPython running locally in the Zephyr native simulator and discusses how it provides a feedback loop for LLM agents. He'll also answer any questions folks have. Thanks to dcd for the timecodes: 0:00 Getting started 3:00 Hello everyone - welcome to deep dive 4:10 adafruit ESP32-S2 example microcomputer running circuitpython 5:32 using LLM agents to generate code 5:55 new monitor - mouse tiler 6:37 mouse tiler using absolute positioning 7:25 resumed pi session with generate_mousetiler_layouts.py 8:49 example how LLM's are game changing 9:19 update KWIN scripts settings 11:00 "My AI Adoption Journey" https://mitchellh.com/writing/my-ai-adoption-journey 15:00 How to test USB without the linux kernel 16:55 Testing is more important now that LLMs are in the loop 17:43 Low level USB IP - using Raspberry Pi to share mouse and keyboard over internet 18:48 USB OCD esp32p4-usbip $35 asked Codex to write code overnight to send USB over wifi 20:30 usbip-pyusb-test w/MNS 21:49 upgraded from $20 to $200 subscription ( only 14% used ) 23:00 S3 USB Host not supported yet 23:46 esp32-S3-USB-OTG https://docs.espressif.com/projects/esp-dev-kits/en/latest/esp32s3/esp32-s3-usb-otg/user_guide.html 25:04 ESP P4 has Ethernet 29:13 considering Octo probes could be accessible over the internet ( over tailscale ) 31:33 Gross PR with job server (build all boards - agent generated) 34:00 demo the TUI interface 38:07 chef analogy in https://www.avo.app/blog/from-pairing-to-leading 40:25 Keep PRs small! ( multiple branches ) 42:20 skip to the testing virtual desktop 43:10 using the zephyr simulator 44:50 edit settings.toml / using pi 47:50 testing to verify web workflow 49:25 web workflow test not working 50:20 pi: "figure out why web workflow not working" 52:07 look at tests/test_web_workflow.py 59:56 wrap back to "My AI aboption" 1:01:23 prioritize step 5 engineer the harnesses 1:03 Wrapping up - new channel #coding-agents-and-llms 1:05:48 out on the 6th ( 2 weeks from now ) Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Tune into Adafruit Industries for a direct line to the workbench. This isn't a polished lecture series; it's the sound of making things happen, coming straight from the company's factory floor in New York City. You'll hear the real-world process of bringing do-it-yourself electronics to life, with all its experimentation and discovery. Each episode is a deep dive into practical, open-source projects that demystify technology and empower you to build your own. The conversations and demonstrations focus on turning concepts into tangible creations you can actually make at home, stripping away the intimidation factor of hardware and coding. Hosted by the team at Adafruit Industries, this educational podcast serves as an audio companion to their extensive video library, offering context, stories, and insights behind the builds. It's for anyone with a curiosity about how their gadgets work and a desire to roll up their sleeves and learn by doing. Expect a friendly, inclusive, and hands-on approach to electronics education that feels more like a collaborative workshop than a formal class.
Author: Language: English Episodes: 100

Adafruit Industries
Podcast Episodes
Color Sensing Music Player [not-audio_url] [/not-audio_url]

Duration: 1:57
Build a fun and playful 3D printed MP3 player with CircuitPython and an RP2040 PropMaker Feather! It's a boombox for young makers, but with a twist: use a color sensor to detect a LEGO DUPLO brick and play a song, sound…
JP’s Product Pick of the Week 2/3/26 [not-audio_url] [/not-audio_url]

Duration: 17:41
#newproducts JP’s Product Pick of the Week 2/3/26 Adafruit MicroSD Card Breakout Board+ https://www.adafruit.com/product/254 Deep discount during livestream Visit the Adafruit shop online - http://www.adafruit.com ------…
Blooming Rose Ring [not-audio_url] [/not-audio_url]

Duration: 1:00
Blooming Rose Ring By UNCLERAY3DPRINT https://cults3d.com/:3965098 Bambu X1C PolyMaker PLA 5hr 14mins X:223 Y:123 Z:83mm .2mm layer / .4mm Nozzle 10% Infill / 1mm Retraction 200C / 60C 145g 230mm/s ----------------------…
CircuitPython Weekly Meeting for Feb 2, 2026 [not-audio_url] [/not-audio_url]

Duration: 22:31
Notes document is available here: https://github.com/adafruit/adafruit-circuitpython-weekly-meeting/blob/main/2026/2026-02-02.md Join here for the chat all week: http://adafru.it/discord The CircuitPython Weekly normally…
Bass MIDI Stomp Box Demo [not-audio_url] [/not-audio_url]

Duration: 0:48
Learn Guide: https://learn.adafruit.com/midi-bass-synth-stomp-box Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Subscribe t…
Tutorial: NeoPixel Light Slate -- Make Your Ideas Glow [not-audio_url] [/not-audio_url]

Duration: 1:00
Make a simple drawing slate that's anything but ordinary. This tutorial shows you how to use a piece of edge-lit acrylic plastic with NeoPixels driven by the Adafruit Mini Sparkle Motion and running WLED to make a glowin…
2-DOF Rolling Joint [not-audio_url] [/not-audio_url]

Duration: 1:00
Rolling Joint Remix By 3DProteus https://www.thingiverse.com/thing:4101834 Bambu X1C PolyMaker PLA 4hr 57mins X:223 Y:218 Z:41mm .2mm layer / .4mm Nozzle 10% Infill / 1mm Retraction 200C / 60C 163g 230mm/s --------------…
CircuitPython Weekly Meeting for January 26, 2026 [not-audio_url] [/not-audio_url]

Duration: 20:07
Notes document is available here, with timecodes: https://github.com/adafruit/adafruit-circuitpython-weekly-meeting/blob/main/2026/2026-01-26.md Join here for the chat all week: http://adafru.it/discord The CircuitPython…
Deep Dive w/Scott: Yoto hacking & CircuitPython2026 Wrap-up [not-audio_url] [/not-audio_url]

Duration: 1:06:48
Join Scott as he wraps up #CircuitPython2026, discusses Yoto hacking and tries to answer any questions folks have. 0:00 Getting setup 3:27 hello everyone - welcome to deep dive 4:05 yoto mini player has esp32 - running c…
John Park's Workshop Live 1/22/26 [not-audio_url] [/not-audio_url]

Duration: 1:02:30
John Park's Workshop Live 1/22/26 Projects JPPPoW recap CircuitPython Parsec Learn Guide tool tips gear report and more! Visit the Adafruit shop online - http://www.adafruit.com -----------------------------------------…