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
John Park's CircuitPython Parsec: Trellis Wordle Scoreboard [not-audio_url] [/not-audio_url]

Duration: 5:49
#circuitpythonparsec Create a pixel-art scoreboard for Wordle using Neotrellis in CircuitPython. code example: https://github.com/jedgarpark/parsec/blob/main/2026-02-19/code.py Learn about CircuitPython: https://circuitp…
John Park's Workshop Live 2/19/26 [not-audio_url] [/not-audio_url]

Duration: 46:19
John Park's Workshop Live 2/19/26 Projects JPPPoW recap CircuitPython Parsec Learn Guide tool tips gear report and more! Visit the Adafruit shop online - http://www.adafruit.com -----------------------------------------…
3D Hangouts –  Lamps, Frames and Fidgets [not-audio_url] [/not-audio_url]

Duration: 0:00
This week @adafruit released the stained glass lamp using the CircuitPlayground Bluefruit. Looking at some prototyping and work in progress. This week’s time lapse features a mechanical fidget with helical gears. Stained…
Professor Bubbleton's Breathing Head in A Jar - DIY Tutorial [not-audio_url] [/not-audio_url]

Duration: 0:59
Step right up and behold Professor Bubbleton’s Breathing Head, a curious apparatus to keep your audience on the edge of their seats. A submerged head rests under theatrical LED illumination sealed inside a clear apotheca…
Stained Glass Lamp [not-audio_url] [/not-audio_url]

Duration: 2:10
Build a stained glass inspired lamp with tap and Bluetooth controls. Guide: https://learn.adafruit.com/stained-glass-lamp Use translucent filament to give the shades a stained glass effect. This project features light me…
CircuitPython Weekly Meeting for February 17, 2026 [not-audio_url] [/not-audio_url]

Duration: 32:51
Notes document is available here, with timecodes: https://github.com/adafruit/adafruit-circuitpython-weekly-meeting/blob/main/2026/2026-02-17.md Join here for the chat all week: http://adafru.it/discord The CircuitPython…
Triple Helical Gear Fidget [not-audio_url] [/not-audio_url]

Duration: 1:00
Cross-Axis Triple Helical Gear Fidget Spinner By AbyssalCactus https://makerworld.com/en/models/2293153-cross-axis-triple-helical-gear-fidget-spinner Bambu X1C PolyMaker PLA 02hr 18mins X:29 Y:29 Z:35mm .2mm layer / .4mm…