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Episodes

300: Introverts Disperse!

8/22/2019
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Christopher and Elecia talk about the upcoming Embedded 300 party (Sept 7th!), podcasting, and listener emails. Please RSVP for the party. If you didn’t hear the link in the show or don’t recall it, contact us. Thank you to iRobot for sending us Root Robots as prizes! Embedded Patreon Merchandise! We send the Samson Meteor as our guest mic. Thank you for listening!

Duration:01:01:17

299: Reasonably Foreseeable Misuse

8/15/2019
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Monk Eastman (@MonkFunkster) joined us for an enlightening conversation about hardware compliance engineering. We covered the basics of CE, FCC, UL, and battery certification. We mentioned that Alan Cohen’s Prototype to Product: A Practical Guide for Getting to Market has a good overview of certification. Alan was on Embedded 269: Ultra-Precise Death Ray. For a deeper view of compliance engineer, Monk suggested this book: Electrical Product Compliance and Safety Engineering. Listener...

Duration:01:04:32

298: In the Cow Case

8/8/2019
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Eric Brunning (@deeplycloudy) returns to talk about doing science in the field in this crossover episode with the Don’t Panic GeoCast’s John Leeman (@geo_leeman). Eric is a Professor of Atmospheric Sciences at Texas Tech University specializing in storm electrification and lightning. We spoke with Eric on 268: Cakepan Interferometry about lightning and using baking goods as measurement devices. Eric was also on GeoCast 134: Launching Balloons out of a UHaul. We spoke with John about his...

Duration:01:27:02

297: Mice to Do My Bidding

8/1/2019
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Chris Svec (@christophersvec) spoke to us about how hope can improve our software and work environments. Chris is the author of Embedded Software Engineering 101 blog and has been on the show several times since his first appearance in 78: Happy Cows. He mentioned Seth Godin’s Three Wishes post. We talked attentional focus and passing basketballs. Details for the Embedded Cats and Hacks party are in the show. If you can’t attend, well, maybe you can still get a mug (zazzle). If you can...

Duration:01:12:54

296: Train Me Later

7/25/2019
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Shruthi Jaganathan spoke with us about recycling, machine learning, and the Jetson Nano (@NVIDIAEmbedded). More about the Green Machine, the computer vision, machine learning, augmented reality way to sort your lunch leavings. The code is available. The system was on a Jetson TX2 developer kit and Shruthi has been moving it to the physically smaller and only $99 Jetson Nano developer kit (buy). Shruthi has been getting into AI with the Jetson Two Days to a Demo as well as NVIDIA’s free...

Duration:00:45:54

295: In the Key of Lime

7/18/2019
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This week we talk about CircuitPython (@CircuitPython) with @adafruit’s Kattni Rembor (@kattni) and Scott Shawcroft (@tannewt). The suggested first board is CircuitPlayground Express with LEDs, sensors, and buttons. CircuitPython is also available for many other boards including the BLE Feather (NRF52832). For a basic introduction take a look at What is CircuitPython and see some example scripts. To dig a little deeper, check out the many resources in Awesome CircuitPython. The whole...

Duration:01:11:32

294: Ludicrous Numbers of LEDs

7/11/2019
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Mike Harrison (@mikelectricstuf) challenged us to a PIC fight on Twitter. Surprisingly, no blood was shed and we mostly talked about LEDs and art installations. Mike’s YouTube Channel and his website electricstuff.co.uk His professional hire-him-to-work-on-your-neat-stuff site is whitewing.co.uk For driving LEDs, Mike likes the TI TLC5971: 12-Channel, 16-Bit ES-PWM RGB LED Driver with 3.3V Linear Regulator. Mike will be at 2019 Hackaday SuperCon!

Duration:01:04:38

293: Skateboard Tricks

6/27/2019
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Limor Fried of Adafruit spoke with us about engineering, education, and business. Some new boards we talked about include the PyGamer and PyBadge (which also has a lower cost version). TinyUSB, an open and tiny USB stack from Hathach. In addition to the many excellent tutorials there are some interesting business related posts on Adafruit Learn: How to Build a Hardware Startup and How to Start a Hackerspace Want to get more involved with the extensive, wonderful, and supportive...

Duration:00:43:43

292: Now I Feel Less Cool

6/20/2019
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Christopher (@stoneymonster) and Elecia (@logicalelegance) babble about their current projects involving ants, guitars, machine learning, and party planning. A video of Christopher’s ants Some tweet threads about our tour of Santa Cruz Guitar Company. Arrival (also: very old wood) Wood is awesome Adding science to precision craft Elecia has been reading Hands-On Machine Learning with Scikit-Learn, Keras, and TensorFlow by Aurélien Géron. While the 2nd edition preview is on O’Reilly’s...

Duration:00:54:08

291: General Drip and Tinkle

6/13/2019
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Karl Auerbach of InterWorking Labs spoke with us about how the internet works. We talked about domain name services (DNS being the primary one), registries and registrars, domain thieves, and the History of the Internet project. Karl runs his own (non-DNS) domain name service on his site www.cavebear.com. The site also includes notes from his time on the ICANN board (such as this one where they talk about redemption periods).

Duration:01:24:21

290: Rule of Thumbs

6/6/2019
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We spoke with Phillip Johnston (@mbeddedartistry) of Embedded Artistry about consulting, writing, and learning. In the Embedded Artistry welcome page, there is a list of Phillip’s favorite articles as well as his most popular articles. Some of Phillip’s favorites include: Embedded Rules of Thumb Improving SW with 5 LW Processes Learning from the Boeing 737 MAX saga We also talked about code reviews and some best practices. The Embedded Artistry newsletter is a good way to keep up...

Duration:01:13:52

289: Stamping HORSE on Zebras

5/30/2019
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Alicia Gibb (@pipix) joined Elecia to talk about open source hardware, the OSHW association (@ohsummit), using trademarks for quality control, and light-up LEGO blocks. Alicia is the editor and author of Building Open Source Hardware: DIY Manufacturing for Hackers and Makers. It is a handy resource for any manufacturing. Alicia is the director of the Blow Things Up Lab, part of the Atlas Institute at the University of Colorado Boulder. Light up LEGO blocks are available at Build...

Duration:01:14:50

288: You Got a Screen!

5/9/2019
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Christopher (@stoneymonster) and Elecia (@logicalelegance) discuss embedded systems education and project documentation. Elecia wrote about her love of notebooks on the https://www.embedded.fm/blog-index. yEd, for when you don’t have Visio. Asciiflow.com, for when you don’t have yEd (or you want to put diagrams in your comments) We talked about many different documents and tried to note design vs implementation, product vs engineering vs user, and why we wanted them. We didn’t mention...

Duration:01:03:43

187: Self-Driving Arm (Repeat)

5/2/2019
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Crossing machine intelligence, robotics, and medicine, Patrick Pilarski (@patrickpilarski) is working on smart prosthetic limbs. Build your own learning robot references: Weka Data Mining Software in Java for getting to know your data, OpenIA Gym for understanding reinforcement learning algorithms, Robotis Servos for the robot (AX is the lower priced line), and five lines of code: Patrick even made us a file (with comments and everything!). Once done, you can enter the Cybathlon. (Or...

Duration:01:12:00

287: Joke With No Punchline

4/25/2019
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Kate Compton (@GalaxyKate) spoke with us about casual creators, Twitter bots done cheap and quick, and the creativity that is within each of us. Kate’s website is galaxykate.com. Her Phd dissertation defense is interesting, see it on youtube.com. She is joining UCSC’s CROSS to do more work on casual creators and open source software. (We talked to Carlos Maltzan, the head of CROSS in 285: A Chicken Getting to the Other Side.) Tracery is an open source story generator using a specific...

Duration:01:21:36

286: Twenty Cans of Gas

4/18/2019
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Colin O’Flynn (@colinoflynn) spoke with us about security research, power analysis, and hotdogs. Colin’s company is NewAE and you can see his Introduction to Side-Channel Power Analysis video as an intro to his training course. Or you can buy your own ChipWhisperer and go through his extensive tutorials on the wiki pages. ChipWhisperer on Hackaday ColinOFlynn.com Some FPGA resource mentioned: Fpga4fun.com TinyFpga.com MyHdl.org (Python!)

Duration:01:00:11

285: A Chicken Getting to the Other Side

4/11/2019
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Carlos Maltzahn joined us to talk about graduate studies in open source software, research incubators, and how software development tools can be used to aid the reproduction of scientific results. Carlos is the founder and director of the Center for Research in Open Source Software (CROSS). He is also an adjunct professor of computer science and engineering at UC Santa Cruz. Some projects we spoke about: Jeff LeFevre — Skyhook: using programmable storage in Ceph to make Postgres and other...

Duration:01:13:59

284: Honking Big Asparagus

4/4/2019
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Ori Bernstein (@oribernstein) joined us to talk about the dielectric constants of foods, reflective energy steering, and smart microwaves. Elecia got a little silly. Ori works at Level Hot Pantry for more about the smart microwave, check out his !!ConWest talk. Ori has a github and personal site. EMSL papadum testing (where our thumbnail came from, with permission) Hackaday explained recently why grapes explode Short intro to how a microwave works

Duration:01:12:46

283: Flippendo Is Kind of a Swirly

3/28/2019
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Jennifer Wang (@jenbuilds) spoke with us about machine learning, magic wands, and getting into hardware. For more detail about her magic wand build, you can see Jen’s Hackaday SuperCon talk or her !!ConWest talk. The github repo is well documented with pointers to slides from her SuperCon talk and an HTML version of her Jupyter notebook. Check out this good introduction to machine learning from scikit-learn. It was their choosing the right estimator infographic we were looking at. (Elecia...

Duration:01:07:17

282: Tin Can Through a Wet Noodle

3/21/2019
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We spoke with Laughlin Barker of OpenROV (@OpenROV) about underwater drones, underwater navigation, underwater exploration of the Antarctic, and extraordinarily large (underwater) jellyfish. Watch this video of a Trident ROV being eaten by a shark… yes, you get to see the inside of a shark. S.E.E. Initiative: Science Exploration Education from National Geographic Laughlin left us with a coupon code for the Trident ROV. Please remember to invite us along on your ROV’ing.

Duration:01:15:45