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PODCAST

Embedded

Logical Elegance

I am Elecia White alongside Christopher White. We"re here to chat about the interests, careers, and lives of engineers, artists, educators and makers. Our diverse guest list includes names you may have heard and engineers working quietly in the trenches. Either way, they are knowledgeable, enthusiastic, and inspiring. We"d love to share our enthusiasm for science, technology, engineering, art, and math (STEAM).

technology

All Episodes

51:58

442: I Do Like Musical Robots

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2023/02/03

Adafruit’s Liz Clark (BlitzCityDIY) spoke with us about MIDI, music, and tutorials. Liz’s Adafruit Tutorials include MIDI for Makers CircuitPython Trombone Champ Controller Mini LED Matrix Audio Visualizer CircuitPython MIDI to CV Skull Liz sometimes hosts the Adafruit Show and Tell which is Wednesdays 7:30pm ET. Speaking of Adafruit videos, we mentioned the Fusion 360 tutorial on Snap Fit Cases. Liz’s BlitzCityDIY YouTube channel shows her building instruments including her mentioned

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01:20:38

441: Ear Goobers

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2023/01/20

Chris and Elecia talk with Mark Smith (aka SmittyHalibut and N6MTS) about amateur radio, interconnect standards, and podcasting. Mark is a host of the Ham Radio Workbench podcast. His company is Halibut Electronics (electronics.halibut.com). He’s been working on Open Headset Interconnect Standard and Satellite Optimized Amateur Radio (SOAR). Find Mark as SmittyHalibut on YouTube, github, and Mastodon. Chris talked about getting into WSPR in 197: Smell the Transistor but we first talked about it in

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01:23:26

440: Condemned to Being Perfect

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2023/01/13

Chris and Elecia talk to Jeff Gable and Luca Ingianni of the Agile Embedded podcast, discussing the definition of Agile, agreeing about some things, and disagreeing about others. Agile Embedded can be found in your usual podcast locations or get it from the source: https://agileembeddedpodcast.com/ Jeff’s website is jeffgable.com and Luca’s is luca.engineer Transcript

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47:19

439: Ditches and Psychology

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2023/01/06

Chris and Elecia talk about house maintenance, blinking LEDs, paper engineering and more. Cutting Mobius Strips Video: Tadashi Tokieda cuts various combinations of loops and Mobius loops - with surprising results. festi.info/boxes.py generates boxes for laser cutting (or other SVG consuming device). Boxes.py is a python module that lets you programmatically generate the SVGs. (Github repo) Amanda Ghassaei’s Sugarcube is a MIDI instrument using this SparkFun button pad. We also talked about the

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56:10

438: There Is Nothing That Is True

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2022/12/15

We talked with John Taylor about his book, how to handle data, and the open/closed principle of software development. John’s book is Patterns in the Machine. It was mentioned on Embedded Artistry and is part of their Design for Change course. John also has a blog (PatternsInTheMachine.net) and a github repo that is a companion to his book, showing the PIM framework. Transcript

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01:05:52

437: Chirping With the Experts

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2022/12/08

Daniel Situnayake joined us to talk about AI, embedded systems, his new book on the previously mentioned topics, and writing technical books. Daniel’s book is AI at the Edge: Solving Real-World Problems with Embedded Machine Learning from O’Reilly Media. He is also the Head of Machine Learning at Edge Impulse, which makes machine learning on embedded devices simpler. They have a Responsible AI License which aims to keep our robot overlords from being too evil. We mentioned AI Dungeon as an amusing

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01:21:17

436: 20 GOTO 10

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2022/12/02

Chris Svec joined us to talk about kids programming and how well the Joel Test has held up. Svec’s son (“The Kid”) developed an interest in programming by playing games. Most of his programming desires are around building games of his own. Any time we talk about kids and programming, Scratch comes up. It really is that neat and is The Kid approved. Some resources to get you started (actually, getting started is easy, you may want a book to do more than the basics): The Everything Kids' Scratch

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56:02

435: Sad Lack of Gnomes

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2022/11/25

Chris and Elecia take an in-studio vacation, chatting about what they’ve been doing. A few technical topics came up, entirely unintentionally. Shirts are on sale James Webb Space Telescope Pop-Up Card Spicy Honey Github Codespaces lets you try out some code bases Some quirks of C How do breakpoints even work? (via Memfault’s Interrupt) Transcript

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01:05:03

359: You Can Never Have Too Many Socks (Repeat)

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2022/11/18

Thea Flowers creates open source and open hardware craft synthesizers that use Circuit Python for customization. She also writes about the internals of the SAMD21. Thea’s synthesizer modules are found at Winterbloom, including Castor & Pollux and the Big Honking Button. It is all open source hardware so you can find code and schematics on Thea’s github site: github.com/theacodes Thea’s site is thea.codes. You can find her blog there with deeply technical and detailed posts such as The most

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01:01:21

434: I Love It, It’s Exhausting

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2022/11/11

Sarah Withee spoke with us about using an artificial pancreas, learning many programming languages, and FIRST robotics. More about the Open Artificial Pancreas System can be found at OpenAPS.org or in their documentation. Some other pieces we talked about include: LoopKit: an automated insulin delivery app template for iOS github (some additional docs) AndroidAPS github (additional docs) Reilly Link is the communication method for some insulin pumps Orange Link is a Reilly Link compatible

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01:12:39

433: Getting Mad About Capes

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2022/11/03

Michael Gielda spoke with us about Renode, an open source embedded systems simulator. It also simulates large distributed systems and network communications. Check out Renode.io and the boards supported by Renode and Zephyr on Renodepedia. Elecia played with the Nucleo F401 tutorial on colab. Michael is the co-founder of Antmicro. The ESP32-C3 is a commercial RISC-V core with WiFi and BLE. We also mentioned Wokwi on the show. (And we had its creator Uri Shaked as a guest on episode 396: Untangle

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01:08:28

432: Robot Bechdel Test

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2022/10/27

Martha Wells is a science fiction and fantasy author. She spoke with us about her books (including Murderbot Diaries!), writing, and creating fantastical worlds. Marth (@marthawells1) has won Nebula, Hugo, and Locus Awards for her work. We mostly talked about the Murderbot Diaries and the Books of the Raksura. Oh, and the Star Wars tie-in about Leia, Razor's Edge. And The Witch King is coming out next year, a brand new world. Heck, just look at her full catalog. Martha also has a blog and a

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01:05:30

431: Becoming More of a Smurf

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2022/10/20

Jasper van Woudenberg spoke with us about hacking hardware, writing a technical book, and ethics. The Hardware Hacking Handbook was written by Jasper and Colin O’Flynn (ChipWhisperer and episode 286: Twenty Cans of Gas). The site related to the book is hardwarehacking.io, you don’t need the book to play with some of the examples. Jasper (@jzvw) is also the CTO of Riscure North America, a company that specializes in hardware security. They are hiring. Transcript

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01:19:33

430: Broken Toys All Around Me

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2022/10/13

Chris and Elecia bounce from topic to topic, discussing life and work and occasionally answering listener emails. Python can format code into equations in Latex with Latexify (as noted in this tweet) Interesting sensor: Sensing deep-tissue physiology via wearable ultrasonic phased arrays Turing Complete - a listener-recommended logic gate puzzle game for Steam. In the past, we’ve also talked about Zachtronics’ TIS-100 which is similar and Shenzhen IO which is at the circuit level. Oh, and there

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01:10:07

317: What Do You Mean by Disintegrated? (Repeat)

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2022/10/06

We were joined in the studio by the Evil Mad Scientists Lenore Edman and Windell Oskay. Evil Mad Scientist Laboratories (@EMSL) produces the disintegrated 555 Timer kit and 741 Op-Amp kit. These were made in conjunction with Eric Schlaepfer, who also created the Monster 6502. EMSL also makes the Eggbot kit and AxiDraw not-kit (and mini-kit). For a history of the pen plotter, check out Sher Minn’s Plotter People talk on YouTube. (They have too many neat things to list here, go look on their page:

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01:00:18

429: Start With Zero Trust

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2022/09/29

We spoke with Duncan Haldane about creating hardware schematics by writing software code, three dimensional circuits, and bio-inspired jumping robots. Duncan is the CEO of JitX (jitx.com). They recently received Series A funding and are currently hiring engineers. Please mention that you heard about JitX here on Embedded. While earning a PhD at UC Berkeley, Duncan (@DuncanHaldane) also worked on Salto (video) and OpenRoach (github). Transcript

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01:06:46

428: Sprinkling a Little IoT

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2022/09/22

Jonathan Beri spoke with us about the different IoT development tools and how to categorize them. Jonathan (@beriberikix) is the CEO of Golioth (@golioth_iot). He wrote a blog post called An Introduction to The Five Clouds of IoT, breaking the clouds into individual clouds: device, connectivity, data, application, and development. Jonathan was previously on Embedded 222: Virtual Bunnie when he worked for Particle.io. A partial list of the IoT tools we mentioned: ThingsBoard Freeboard Grafana

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01:08:56

427: No Fisticuffs or Casting of Spells

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2022/09/15

Elizabeth Wharton spoke to us about laws, computers, cybersecurity, and funding education in rural communities. She is a strong proponent of privacy by design and de-identification by default. Liz (@LawyerLiz) is the VP of Operations at Scythe.io (@scythe_io), a company that works in cybersecurity. She won the Cybersecurity or Privacy Woman Law Professional of the Year for 2022 at DefCon. Liz is on the advisory board of the Rural Tech Fund (@ruraltechfund) which strives to reduce the digital divide

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01:05:56

426: Equivalently Annoying

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2022/09/09

Elecia and Chris are back from vacation and catching up! Today’s topics include: last week’s burnout episode and what we learned, what is a PSoC and why would you want one, how to get up to speed as a junior engineer, and a few more side quests. The burnout episode with Keith Hildesheim was last week, we encourage you to check it out, we learned some things about ourselves and maybe you will too. Chris mentioned astrophotography and here’s the link to the reddit post that inspires him to keep

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01:07:39

425: Burnout Leads to the Dark Side

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2022/09/01

Keith Hildesheim joined us in an excellent conversation about avoiding burnout at work (and dealing with the aftereffects). Keith mentioned some useful books and articles: Burnout: The Secret to Unlocking the Stress Cycle Mindset: The New Psychology of Success SCARF Model Burnout Is About Your Workplace, Not Your People 5 Ways to Boost Your Resilience at Work How to Make Stress Your Friend Growth Mindset vs. Fixed Mindfulness Exercises 3 Ways to Recharge When You're

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