Lup Yuen Lee 李立源 @lupyuen@qoto.org

#ESP32-C5: "Espressif goes Dual-Band" (2.4 GHz + 5.8 GHz WiFi)

https://hackaday.com/2025/01/26/the-esp32-c5-finally-espressif-goes-dual-band/

"#PinePhone - 5 Years Later"

https://www.youtube.com/watch?v=d9yhRwlWENQ

#JavaScript Temporal: "built-ins for efficient, precise and consistent Dates, Times, Durations, and Calendars"

https://developer.mozilla.org/en-US/blog/javascript-temporal-is-coming/

Build your own Secure Delivery Box (#RP2040 #MicroPython)

https://github.com/woodycal/pico-secure-delivery-box

#RustLang Standard Library is now available on Apache #NuttX RTOS! 🎉 ... Watch how we Blink LEDs (with Nix) and run Async Functions (with Tokio)

https://lupyuen.org/articles/rust7.html

"The Elements of Humor: The Tools of Comedy that make you funnier, happier, and better looking"

https://share.libbyapp.com/title/11416833

"ROLI Piano: Full walkthrough"

https://youtu.be/QnhxY0H7WP8

#Arduino launches a #MicroPython Package Manager

https://www.hackster.io/news/arduino-launches-a-micropython-package-manager-for-easier-library-installation-f67cf7604048

#Neovim with Apache #NuttX RTOS 👍

Source: https://github.com/lupyuen2/wip-nuttx-apps/blob/rust-std/examples/rust/hello/src/lib.rs

Geiger Counter for Flipper Zero

https://www.tindie.com/products/eried/flippenheimer-geiger-counter-for-the-flipper-zero/

HackCable: Wireless USB-C keystroke injection cable (#ESP32-S3)

https://www.cnx-software.com/2025/01/23/hackcable-is-a-wireless-enabled-usb-c-keystroke-injection-cable-powered-by-esp32-or-rp2040/

Hacking Subaru Cars: "Remotely start, stop, lock, unlock, and retrieve the current location of any vehicle"

https://samcurry.net/hacking-subaru

Pygmy: #RP2040 Flight Computer for Rockets 🤩 (Apache #NuttX RTOS)

Source: https://github.com/linguini1/pygmy

`nix` #RustLang Crate: Be careful with Owned File Descriptors ... They might get closed too soon 😬

Source: https://github.com/lupyuen2/wip-nuttx-apps/blob/rust-std/examples/rust/hello/src/lib.rs

Creating an Open-source Laptop
(RK3588 + ESP32-S3)

https://www.byran.ee/posts/creation/

"a small section of code – approximately 30 lines – that would improve #Linux’s Network Traffic processing ... the new method could reduce the Energy Consumption of important Data Centre operations by as much as 30 per cent"

https://uwaterloo.ca/news/media/coding-greener-internet

#Helix Editor + #Zellij Workspace with Apache #NuttX RTOS 👍

Source: https://github.com/apache/nuttx-apps/blob/master/examples/rust/hello/src/lib.rs

JetBrains #RustRover with Apache #NuttX RTOS 👍

Source: https://github.com/lupyuen2/wip-nuttx-apps/blob/rust-std/examples/rust/hello/src/lib.rs