Here are the articles, videos, and tools that we’ve been excited about this November.

What have you been reading? Share in the comments or on the Interrupt Slack.

Articles & Learning

• Looking into the Nintendo Alarmo | Gary’s hacking stuff
  A fascinating walk-through on getting custom firmware running on the Nintendo Alarmo — a quirky alarm clock that wakes you up with sounds from your favorite Nintendo games. — Marc

• pahole: Analysing Memory Layout of Complex Data Structures With Ease | Performance Engineering
  A nice walkthrough of using pahole!

• Good Comments Read Well and Are to the Point | Martin Tournoij
  A fantastic reminder to keep comments clear and succinct — even if it takes a few tries to distill the message.

• TLS/DTLS 1.3 Profiles for the Internet of Things | Datatracker
  Interesting RFC related to TLS 1.3 on embedded devices. — Noah

• An Introduction to Armv8-M Architecture in Cortex-M23 and Cortex-M33 | Hiroki Akaboshi, IAR
  IAR published the first post of a short series on the Armv8-M architecture, which includes the Cortex-M23 and Cortex-M33 MCU’s. This article covers MPU protection improvements and C11 support. — Tyler

• Exploring C++20 Coroutines for Embedded and Bare-metal Development on RISC-V platforms | Phil Mulholland
  Can C++20 coroutines build efficient, real-time embedded applications on bare-metal RISC-V platforms — no RTOS required? This is something I’ve been playing around with for a while… — Phil M.

• Lab Life Hack - Displaying Messages with SCPI | M0AGX / LB9MG
  Don’t be afraid to experiment with your lab instruments! Learn how to build automated setups where multiple instruments work together seamlessly under one script.

• Why systemd is a Problem for Embedded Linux | Kevin Boone
  This article is generating a lot of discussion on Hacker News. What’s your take?

• ESP32 bootstrapping in Zephyr | Espressif Developer Blog
  Nice article by Espressif on the boot process for ESP32 + Zephyr — Noah

Projects & Tools

• AES Encryption: Encrypt and Decrypt Online | cryptii
  Stumbled across this while looking for online AES tools. It’s pretty handy! — Andrew

• CyberChef
  The Cyber Swiss Army Knife is a web app for encryption, encoding, compression, and data analysis. — Dave

News & Announcements

• Zephyr 4.0 is Generally Available | Zephyr Blog
  Zephyr 4.0 was released on November 16th 🥳 We are especially excited to see all the new boards (60 of them!) and the hard work done on new NXP and Espressif ESP32 chip support. — Noah

• Empowering Developers. Driving Innovation. Everywhere.
  QNX is now free for non-commercial use. (Maybe too little, too late?) — François

• FCC Authorizes Unlicensed Operations of 6 GHz Band
  Surprisingly, there’s not much buzz about this. In March, the FCC greenlit seven new systems to manage spectrum in the 6 GHz band. Here’s why it matters.

Upcoming Events

• January 7-10, 2025 | Las Vegas, NV | CES 202
  Heading to CES 2025 next month? Meet up with Memfault and the Interrupt team in Exhibit Suite 29-223 (Venetian Tower). Schedule a demo to see how Memfault can help you build better IoT products, faster.