Gretchen Walker gave advice on creating a BLE iOS application.Gretchen wrote The Ultimate Guide to Apple’s Core Bluetooth on the PunchThrough (@PunchThrough) blog. There are many other good posts on the blog about BLE from a device perspective and app...

Ben Hencke (@im889) spoke with us about OHWS, Tindie, and blinking lights.Ben sells his Pixelblaze WiFi LED controller on his ElectroMage store on Tindie. It is based on the ESP8266 and uses the DotStar (APA102) lights.To hear John Leeman’s trip...

Kitty Yeung (@KittyArtPhysics) spoke with us about the superposition of quantum computing and fashion.If you want to learn more about quantum computing, check out Kitty’s series on Hackaday’s Quantum Computing Through Comics.Kitty works for Microsoft in Quantum Computing (@MSFTQuantum).Kitty’s art...

Chris and Elecia discuss transcripts, listener emails, and brains.We already have a post about the dangers of using Arduino for professional work.Elecia got a Cricut Maker to help her make origami and then discovered SVG files were editable (Intro to...

Jess Frazelle (@jessfraz) of Oxide Computer (@oxidecomputer) spoke with us about hyperscalers (large companies that make their own datacenter server hardware) and podcasts.Jess wrote an article about the power efficiency measurements of datacenter servers: Power to the People (ACM Queue...

Roger Linn (@roger_linn) gave us new ideas about musical instruments, detailing how wonderful expressive control, 3D buttons, and keyscanning can be.Roger’s company is Roger Linn Design. We talked extensively about the LinnStrument, some about the AdrenaLinn for guitar, and only...

Phoenix Perry (@phoenixperry) returns to speak with us about education and the importance of merging art and technology.Phoenix’s website is phoenixperry.com. The art installation crossing the virtual and the physical world was called Forest Day Dream. Phoenix is teaching a...

Chris and Elecia talk about getting transcriptions, accessibility, operating systems, and networking.Elecia recommends reading Haben by Haben Girma (@HabenGirma).Transcripts will initially be only available to Patreon supporters. To become a Patreon supporter, go to patreon.com/embedded. If you can’t be a...

Dan Zimmerman (@dmz) spoke with us about voting, voting machines, building trust in software, and transparency.Dan works for Galois (https://galois.com/ , @galois) and Free and Fair (https://freeandfair.us/, @free_and_fair). He worked on the US Vote Foundation’s E2E-VIV Project on the Future...

In a surprising turn of tables, Christopher White (@stoneymonster) joins the show as a guest to talk about his career, burnout, and musical instruments.Christopher attended Harvey Mudd College for his undergrad mathematics degree then got a Master’s degree in physics...

Kate Temkin (@ktemkin) explained USB: how to get started, general orientation, useful tools, and when you’d use it in embedded systems.Kate’s website is ktemkin.com. She works at Great Scott Gadgets.References for USB:USB in a NutshellUSB Complete by Jan AxelsonUSB Embedded...

Philana Benton (@TechnoPHILiANA) spoke with us about mentoring: how to be a good mentor, what to expect, and what not to do.If you’d like to try mentoring, sign up for Philana’s DivTekSpace (divtekspace.org). You can do a resume review, a...

Joel Sherrill (JoelSherrill) spoke with us about choosing embedded operating systems and why open source RTEMS (RTEMS_OAR) is a good choice.Embedded #307: Big While Loop: Chris and Elecia talk about when and where they’d use RTOSsEmbedded #93: Delicious Gumbo: Joel...

Jay Carlson (@jaydcarlson), author of The Amazing $1 Microcontroller, joined us to talk about comparing microcontrollers and determining our biases. This was an in-depth comparison of different micro features.Jay is an electrical engineer specializing in electronics design and embedded programming...

Matt Godbolt (@mattgodbolt) joined us to talk about assembly code, becoming a verb, 6502s, exploring compilers, and application binary interfaces.Compiler Explorer can be found at godbolt.org. The code is on github (compiler-explorer/compiler-explorer).Matt also has jsbeeb, a BBC Micro (6502) simulator....

Bailey Steinfadt (@baileysteinfadt) spoke with us about the makerspaces, communities, following many paths, and misbehaving robots.Bailey works at Dojo Five and Stone Path Engineering.Area 515 is a non-profit maker space in the Des Moines, Iowa area. They supported their local...

Doug Harriman of Simplexity (@SimplexityPD) spoke with us about motors, controllers, and designing mechatronic systems.Simplexity (or if you want to contact them)Doug recommends Control Systems Engineering by Norman S. Nise. Elecia recommends Notes on Diffy Qs by Jiří Lebl from...

Dr. Katy Huff (@katyhuff) spoke with us about nuclear engineering, effective software development, and the apropos command.Katy wrote an O’Reilly book describing Python software development to scientists: Effective Computation in Physics: Field Guide to Research with Python. She has been...

Chris Svec (@christophersvec) chatted with us about going from engineer to manager and working from home.Chris had many book recommendations (these are affiliate links):Absolutely Remarkable Thing by Hank Green (fiction)Drive: The Surprising Truth About What Motivates Us by Daniel PinkThe...

Matt Godbolt (@mattgodbolt) spoke with us about settling arguments with Compiler Explorer.March Micro Madness is here!Compiler Explorer comes in different flavors:https://rust.godbolt.org/https://d.godbolt.org/https://go.godbolt.org/https://gcc.godbolt.org/You can see the beta version by putting a beta on the end: https://gcc.godbolt.org/beta/This a fully open source project. You...

Kate Stewart (@_kate_stewart) of the Linux Foundation spoke with us about the Zephyr operating system (@ZephyrIoT).Some Zephyr docs:Getting Started GuideSupported boardsTwo projects using Zephyr:Open Artificial Pancreas System (openaps.org)Zephyr on a Hearing Aid talk at Embedded Linux Conference 2019

Christopher (@stoneymonster) and Elecia (@logicalelegance) discuss listener questions about USB, thesis projects, prototype iterations, motivation, and processor cores.Chris has been using audiomovers.com to mix audio remotely in real time.

Daniel Situnayake (@dansitu) spoke with us about machine learning on microcontrollers.Dan is the author of TinyML: Machine Learning with TensorFlow Lite on Arduino and Ultra-Low-Power Microcontrollers. You can read the first several chapters at tinymlbook.com.TinyML is a part of TensorFlow...

Erin Talvitie of Harvey Mudd College spoke with us about machine learning, hallucinating data, and making good decisions based on imperfect predictions.Paper we discussed: Self-Correcting Models for Model-Based Reinforcement LearningErin’s grant: Using Imperfect Predictions to Make Good DecisionsFor a reinforcement...

John Saunders (@NYCCNC) spoke with us about building a Johnny Five robot on his NYC CNC YouTube channel (https://www.youtube.com/user/saunixcomp).You can find all of the Johnny Five build videos on a playlist or check out the NYC CNC page. As mentioned,...