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Embedded

522 episodes - English - Latest episode: 23 days ago - ★★★★★ - 179 ratings

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 Science computers gadgets hardware robots devices embedded engineering making processors sensors
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Episodes

474: It's All Chaos and Horror

April 05, 2024 02:12 - 1 hour - 49.6 MB

Logic gates and origami? Professor Inna Zakharevich joined us to talk about Turing complete origami crease patterns.  We started talking about Turing completeness which led to a Conway’s Game of Life-like 2D cellular automaton called Rule 110 (Wikipedia) which can be implemented with logic gates (AND, OR, NOT). These logic gates can be implemented as creases in paper (with the direction of the crease indicating 0 or 1).  The paper describing the proof is called Flat Origami is Turing Co...

473: Math Is Not the Answer

March 21, 2024 23:00 - 1 hour - 48.5 MB

Philip Koopman joined us to talk about how modulo 255 vs 256 makes a huge difference in checksum error detection, how to get the most out of your checksum or CRC, and why understanding how they work is worth the effort. Philip has recently published Understanding Checksums and Cyclic Redundancy Checks. He’s better known for Better Embedded System Software as well as his two books about safety and autonomous vehicles: The UL 4600 Guidebook: What to Include in an Autonomous Vehicle Safe...

472: Field of Boxes

March 07, 2024 23:47 - 1 hour - 42.8 MB

Making Embedded Systems, 2nd Edition came out today! Chris and Elecia talk about the changes, the writing, but not the eldritch horror. Then we talk about pianos and origami.  The electronic version is available now on Amazon, ebooks.com, Google Play and where you get your ebooks. The paper copy will be out in about two weeks, you can preorder now. It is also available on the O’Reilly Learning System, here is a  30-day Trial. See the Embedded.fm Origami and Flex PCBs newsletter, sign up...

471: Bicycle Built For Two

February 22, 2024 23:16 - 58 minutes - 40.4 MB

Where electronics meets music, there is a board called Daisy. Created by ElectroSmith, Andrew Ikenberry, the goal of the board is to teach computers to sing. Andrew joined us to talk about music, audio processing, instruments, product design, and electronic manufacturing.  See the Electrosmith website, specifically the Daisy Seed. The electro-smith github repository is extensive (with many Daisy Examples). Also see their YouTube channel. Electrosmith is offering 5% off until mid-March for ...

470: Upping the Chaos Level

February 09, 2024 00:23 - 1 hour - 52.7 MB

Helen Leigh joined us to talk about putting together conferences (including Teardown 2024), indie hardware producers (including via Crowd Supply), and building communities. Teardown will be June 21-23 in Portland, OR, USA. More information about attending or presenting. Early bird tickets are available for a limited time! Teardown is put on by Crowd Supply, a company that helps hardware companies launch products. Hardware Happy Hour Portland is a regular meetup that Helen organizes. Hele...

469: Saving the World Is Not a Hobby

January 28, 2024 02:46 - 1 hour - 44.5 MB

Chris and Elecia chat with each other about motor encoder reading methods, conferences coming up, soldering irons, schematic reviews, looking for a new job, and general life.  Some conferences coming up in the embedded space: Embedded Online, April 29-May 4, virtual (Elecia will be speaking) Open Hardware Summit in May 3-4, Montreal, Canada Embedded World in April 9-11 in Nuremburg, Germany Evil Mad Scientist Laboratories was purchased by Bantam Tools! Starter soldering irons? It see...

468: Designed to Kill All Humans

January 12, 2024 00:09 - 56 minutes - 39.3 MB

Anders Nielsen joined us to talk about why the 6502 is the best processor.  Anders also sells 65uino kits on his store: imania.dk. For more explanation of what they are, how they work, attaching peripherals, and programming in assembly, look at Anders’ YouTube channel @AndersNielsenAA, read his blog on abnielsen.com, or read about it on its Hackaday.io project page.** We also mentioned Ben Eater’s 6502 Kit, Adrian's Digital Basement - YouTube, and Rodnay Zaks’ Programming the 6502. **...

467: Temporary Axolotl

December 29, 2023 01:04 - 52 minutes - 36.3 MB

Chris and Elecia talk about cars, fleeting moments of fame, their year, and the sorry state of tools in the embedded space. Chris became internet famous for asking a car dealership’s chatbot (powered by ChatGPT) to generate Python code for fluid dynamics problems. After this, someone else asked the chatbot to sell a car for $1.  Pass the Bricks is an organization that takes Lego bricks and turns them into sets for kids who don’t have any. Speaking of re-use, contact the show if you’d lik...

466: Attacked by a Goose on the Way to the Office

December 14, 2023 23:55 - 1 hour - 47.2 MB

Ralph Hempel spoke with us about the development of Lego Mindstorms from hacking the initial interface to running Debian Linux as well as programming Mindstorms in Python. Happy 25th birthday to Lego Mindstorms! Pybricks is a MicroPython based coding environment that works across all Lego PoweredUp hubs and on the latest Mindstorms elements. The creators are David Lechner and Laurens Valk. Ralph was the first person to boot a full Debian Linux distro on the brick, see EV3Dev, a Debian Li...

465: Dinosaurs, Pirates, Spaceships

December 01, 2023 00:00 - 1 hour - 45.1 MB

Yanina Bellini Saibene joined us to discuss teaching, localization, barriers to learning coding, and global communities.  Yani works on Teach Tech Together (https://teachtogether.tech/) with Greg Wilson. It is a fantastic resource if you are learning to teach. It is available in English and Spanish. She also works on The Carpentries which teaches coding and data science skills to researchers worldwide.  Yani has a site (yabellini.netlify.app) that includes the courses she has online (for...

464: Please Make This Monster Look Scary

November 16, 2023 23:47 - 59 minutes - 40.8 MB

Chris and Elecia talk about their favorite processors, their breakfast preferences, large language model ethics, presents, and Eeyore's birthday. Elecia’s new edition of her book  Making Embedded Systems is finished! (Except for a couple months of tech reviews, updating, copyediting, and drawings.) It will be out in March. All of the back issues of Byte Magazine Chris’ radio kit that he mentioned but didn’t name is the QRP Labs QCX+ 5W CW Transceiver. Transcript Nordic Semiconduct...

463: Layers of Band-Aids

November 02, 2023 23:16 - 56 minutes - 38.9 MB

Kevin Lannen is an embedded systems engineer making powered wheelchairs safer. This sounded interesting to us. Kevin works at LUCI Mobility (luci.com). Check out their tear jerker introduction video as well as technical description of over-the-air update concerns on smart wheelchairs. We also talked about the app that goes with the system: LUCI View. You can find Kevin on Twitter (@kevlan) and LinkedIn. Go Baby Go - The Adaptive Sports Connection Transcript Memfault is making softwa...

462: Spontaneously High Performing

October 19, 2023 23:00 - 1 hour - 51.8 MB

Marian Petre spoke to us about her research on how to make software developers better at developing software. Marian is an Emeritus Professor of the School of Computing & Communications at the Open University in the United Kingdom. She also has a Wikipedia page.  The short version of How Expert Programmers Think About Errors is on the NeverWorkInTheory.org page along with other talks about academic studies on software development topics.   The longer version is a keynote from Strange L...

461: Am I the Cow in This Scenario?

October 05, 2023 23:00 - 58 minutes - 40.6 MB

Chris and Elecia discuss the pros and cons of completing one project or starting a dozen.  Elecia’s 2nd edition of Making Embedded Systems is coming out in March. (Preview is on O’Reilly’s Learning System.) She’s working on a companion repository that is already filled with links and goodies: github.com/eleciawhite/making-embedded-systems.  If you’d like to know more about signal processing, check out DSPGuide.com aka The Scientist and Engineer's Guide to Digital Signal Processing By St...

460: I Don’t Care What Your Math Says

September 28, 2023 23:07 - 1 hour - 54.9 MB

Author, engineer, manager, and professor, Dr. Greg Wilson joined Elecia to talk about teaching, science in computer science, ethics, and policy. The request for curriculum that started the conversation was the Cost of Change, part of NeverWorkInTheory which summarizes scientific literature about software development.  Greg is the founder of Software Carpentry, a site that creates curriculum for teaching software concepts (including data and library science). Software Carpentry has great ...

459: Ideas Have to Come From Somewhere

September 14, 2023 22:55 - 1 hour - 53.3 MB

Professor AnnMarie Thomas spoke with us about playful learning through joy,  whimsy, surprise, and meeting new people.  We also spoke with AnnMarie about how adults can foster an environment that encourages innovation. See more about that (and the interviews of various engineers and makers) in her book Making Makers: Kids, Tools, and the Future of Innovation You can find AnnMarie on Mastodon: mastodon.social/@AnnMariePT If you want to know more about squishy circuits, check out AnnMar...

458: Fiddling, DIY, and Cursing

August 31, 2023 23:44 - 1 hour - 49 MB

Trond Snekvik spoke with us about developing VSCode extensions and Bluetooth meshes. Trond is a Staff Software Engineer at Nordic Semiconductor. Nordic’s Visual Studio Code Extensions include device tree and kconfig support for the Zephyr project as well as tools for nRF Connect.  Trond’s github page: github.com/trond-snekvik In 329: At Least 32-Bits, Thank You, Kate Stewart of the Linux Foundation spoke with us about Zephyr in 2020  Transcript Thank you to Christopher for provi...

457: Rubber Duck Phase Cancellation

August 17, 2023 23:00 - 1 hour - 49.7 MB

Chris and Elecia chat about their ongoing efforts to create and learn. Then they answer some listener questions.  Duck quacks do echo but the echoes seem to align in phase so that there is no interruption making the echo sounds like an extension of the quack (Mythbusters episode in which Jamie says “Quack, damn you!”) Elecia continues to work on Making Embedded Systems, 2nd Edition. The early release copy is available on the O’Reilly Learning System. Classpert is offering an asynchron...

456: Left Right Symmetry of a Banana

August 03, 2023 23:00 - 1 hour - 47.3 MB

Damien George spoke with us about developing with and for MicroPython while Elecia tries not to spill all the secrets about her client. To start at the beginning, you probably want to check out micropython.org. Wait, no, one step back. Before listening to the show, you probably should read the Wikipedia MicroPython entry because we kind of start in the middle in the show. You can find the code on github: github.com/micropython/micropython. The PyBoard can be found on store.micropython....

455: Snaps!

July 20, 2023 23:52 - 55 minutes - 38.3 MB

Natalie Friedman joins us to discuss when, where, how, and why robots should wear clothing. Natalie is a PhD candidate at Cornell Tech.  Natalie’s website is natalie-friedman.com and you can find her papers in the research section. She has an Instagram account: @natalie.victoria.f AIForGood shows several robots dressed in home, business and social attire. Roomba cosplaying a mouse (Instructable) Pepper is an android-ish robot made by SoftBank. There are many clothing lines devoted t...

454: Printf Hello

July 06, 2023 23:37 - 1 hour - 52 MB

Uri Shaked surprises us with a chat about silicon design when we were expecting to talk about a web-based board simulator.  If you want to try your hand at silicon design, check out Tiny Tapeout, a way to possibly get your design on to real silicon. The digital design guide is a great way to start looking at how chips work. If you aren’t quite ready for silicon, Wokwi has a Verilog simulator where you can learn to do the digital design. The Verilog Simon Game on Wokwi is amazing.  Wokw...

453: Too Dumb to Quit

June 22, 2023 23:20 - 1 hour - 47.4 MB

Nathan Jones has been talking about building command line interfaces, good design practices in C, creating MCU boards, wielding the PIC of destiny, and going beyond Arduino. As we are too lazy to attend the conferences, we asked him to give us the highlights.  Nathan is giving two conference talks at Crowd Supply’s Teardown 2023 June 23-24 in Portland, Oregon: Make Your Own MCU Board Build HackerBox #0040 and Wield the PIC of Destiny! He spoke recently at the Embedded Online Conferenc...

452: Numbers on Computers Are Weird

June 15, 2023 23:00 - 1 hour - 49.6 MB

Julia Evans spoke with us about how computers compute. We discussed number representation including floating point as well as Julia’s extensive collection of ‘zines and comics. Julia’s zines about debugging, managers, Linux commands, and more are available on WizardZines.com. If you want samples, check out the comics section. Also, the experiments (aka playgrounds) are great additions to the zines (and fun on their own), letting you explore without changing your own DNS or removing all the...

451: From Concept to Launch

June 08, 2023 23:00 - 1 hour - 43 MB

Phillip Johnston of Embedded Artistry, Tyler Hoffman of Memfault, and Elecia White discuss the software tasks that tend to fall through the cracks after the device has all its features but before it is in customers' hands. Noah Pendleton of Memfault was the moderator.  You can see the video on the Embedded YouTube channel or directly from memfault (also see their other panels and webinars). Memfault’s Slack Channel and Interrupt Blog are both excellent resources for embedded information...

450: Swimming Through Nutritious Slurry

May 25, 2023 23:00 - 1 hour - 45.8 MB

Kari Love joined us to talk about soft robotics, robots in religion, and squishiness. Kari co-authored Soft Robotics: A DIY Introduction to Squishy, Stretchy, and Flexible Robots. Her website is karimakes.com. She was previously on Embedded 189: The Squishiness Factor One of the pneumatic drives that we mentioned was a Hackaday Prize Winner: FlowIO. Another was the Soft Robotics Toolkit. However, Kari recommended Amitabh Shrivastava’s Programmable Air (Crowd Supply page for Programmable...

449: Soldering the Ukulele

May 11, 2023 23:00 - 1 hour - 42.1 MB

Chris and Elecia talk about internetting your thing, motivating yourself with cheese, a pile of scrabble letters, an electric ouija board, and a supervillain origin story. Elecia will be on a Memfault Panel on June 1, 2023: From Concept to Launch: What It Takes to Build and Ship a New Device  Elecia was on Alpenglow’s Industries Solder Sesh #60 with Carrie Sundra. See the highlights (or the whole thing) on YouTube. Chris has been working on building a baritone ukulele from a StewMac...

448: Little Squiggles All Around

April 27, 2023 23:00 - 1 hour - 42.5 MB

Carl Bugeja makes actuators out of PCBs, puts them to work flapping origami bird wings (or moving robot rovers), and takes videos of the whole process. Oh, and get this, self-soldering circuits.  First, origami: flap actuators video. Your source for the PCB actuators: flexar.io Carl’s YouTube channel is filled with hardware, software, successes, and misses. Check out his tiny foldable rover and the self-soldering circuit. His projects are open source so you can find the information on gi...

447: All Sorts of Weird Problems

April 13, 2023 23:00 - 1 hour - 45.5 MB

We spoke with Chris Gammell about IoT, podcasting, relaxing, and learning. Chris works at Golioth.io. They have a neat blog that talks about reference designs, Zephyr RTOS, and making products. We talked about ESP chips which are made by Espressif. The ESP32 line is RISC-V. Constrained Application Protocol (CoAP) Some YouTube channels we discussed: Wendover Productions: explaining stuff CGP Grey, especially the recent one about vexillogy and US state flags Blacktail Studio: Soothin...

446: World's Best PB&J

March 30, 2023 23:00 - 54 minutes - 37.4 MB

Chris and Elecia talk about ChatGPT, conferences, online compilers, and Ardupilot. Compiler Explorer: godbolt.org (and function pointer example) Jupyter Notebooks with colab: colab.research.google.com/ (and one of Elecia’s origami pattern generator collabs) Sign up for the Embedded newsletter! Support us on Patreon. Conferences and happenings: Hackaday Prize Embedded Online Conference : late April, online Open Hardware Summit 2023: end of April in NYC, NY Teardown 2023 | Crowd ...

445: I Do Not Like Blinking

March 16, 2023 23:00 - 1 hour - 49.1 MB

We spoke with Charlyn Gonda about making things glow, dealing with imposter syndrome, and using origami. Charlyn’s website is charlyn.codes, the projects we talked about are documented there. You can find her on Instagram (@chardane) and Mastodon (https://leds.social/@charlyn). Adafruit came up a lot in this episode.  NeoPixel Jewel DotStar High Density 8x8 Grid SAMD21 QT Py and RP2040 QT Py Adafruit IO  Jason Koon’s Fibonacci displays are mesmerizing. Check them out on Jason’s webs...

444: It Is If You Do It Wrong

March 03, 2023 00:00 - 57 minutes - 39.9 MB

Peter Griffin spoke with us about operant boxes, juggling many projects, getting into embedded systems, and bottle rockets.  When we talked about 3D printing, Peter mentioned the Maker Muse Clearance and Tolerance 3D Printer Gauge. The book we mentioned was Hot Seat by Dan Shapiro (Embedded 125: I Like Cheat Codes). Peter on Github Transcript Please note that Peter Griffin spoke with Embedded.fm as an individual and not as representative of Slalom Consulting or any other organiza...

443: Vexing Machines

February 17, 2023 00:00 - 1 hour - 41.6 MB

Chris and Elecia talk about photons, comets, patterns, other flying objects, and cameras. Chris uses PixInsight for processing  and has an Ioptron Sky Tracker. Apologies to our southern hemisphere listeners because Polaris is not visible there. There are (of course) other ways to align and even in the northern hemisphere more modern trackers don’t necessarily need Polaris. Star Exterminator: who cares what it does it has an awesome name. Though it does what it says (on photos, no real st...

442: I Do Like Musical Robots

February 03, 2023 00:00 - 51 minutes - 35.9 MB

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 ment...

441: Ear Goobers

January 20, 2023 00:00 - 1 hour - 55.6 MB

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...

440: Condemned to Being Perfect

January 13, 2023 00:26 - 1 hour - 57.5 MB

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

439: Ditches and Psychology

January 06, 2023 00:47 - 47 minutes - 32.7 MB

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 ...

438: There Is Nothing That Is True

December 15, 2022 23:57 - 56 minutes - 38.8 MB

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

437: Chirping With the Experts

December 08, 2022 23:48 - 1 hour - 45.5 MB

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...

436: 20 GOTO 10

December 02, 2022 00:00 - 1 hour - 56.1 MB

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...

435: Sad Lack of Gnomes

November 25, 2022 00:08 - 56 minutes - 38.7 MB

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

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

November 18, 2022 00:15 - 1 hour - 46.4 MB

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 ...

434: I Love It, It’s Exhausting

November 11, 2022 01:12 - 1 hour - 42.4 MB

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 compati...

433: Getting Mad About Capes

November 03, 2022 23:00 - 1 hour - 50.1 MB

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...

432: Robot Bechdel Test

October 27, 2022 23:00 - 1 hour - 47.3 MB

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...

431: Becoming More of a Smurf

October 20, 2022 23:26 - 1 hour - 45.2 MB

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

430: Broken Toys All Around Me

October 13, 2022 23:00 - 1 hour - 54.9 MB

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. ...

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

October 06, 2022 23:00 - 1 hour - 48.4 MB

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...

429: Start With Zero Trust

September 29, 2022 23:00 - 1 hour - 41.7 MB

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

428: Sprinkling a Little IoT

September 22, 2022 23:00 - 1 hour - 46.1 MB

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 Freeboa...

427: No Fisticuffs or Casting of Spells

September 15, 2022 23:00 - 1 hour - 47.6 MB

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 di...

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