Lup Yuen Lee 李立源 @lupyuen@qoto.org

RESET and GPIO 8 on #BL602 ... Extreme Close-Up

https://lupyuen.github.io/articles/auto?30#connect-bl602-to-single-board-computer

One year of InfiniTime (#PineTime)

https://www.ncartron.org/one-year-of-infinitime-what-has-been-achieved.html

Here's how I sync my #BL602 Articles with Upstream #NuttX

https://lupyuen.github.io/articles/auto?21#merge-updates-from-nuttx

"Using several bands of Radar at once can give cars a kind of second sight"

https://spectrum.ieee.org/car-radar

🤔 "Lewdle - A daily lewd word game"

Lewdle 05 x/6
⬛⬛🟨⬛⬛
⬛⬛⬛⬛🟨
⬛⬛🟨⬛🟨
⬛⬛⬛⬛🟨
🟩⬛⬛⬛⬛
🟩⬛⬛⬛⬛

https://www.lewdlegame.com/

"Nasty #Linux kernel bug found and fixed" (Unsigned underflow)

https://www.zdnet.com/article/nasty-linux-kernel-bug-found-and-fixed/

Keeping my #BL602 Articles in sync with #NuttX Upstream looks complicated ... But I'll explain everything ☂️

https://lupyuen.github.io/articles/auto?20#merge-updates-from-nuttx

Here's how we publish the #NuttX Build Outputs as a GitHub Release

https://lupyuen.github.io/articles/auto?19#publish-release

SiFive Discontinues Its HiFive Unmatched #RISCV PC Boards Following "Supply Chain Issues"

https://www.hackster.io/news/sifive-discontinues-its-hifive-unmatched-risc-v-pc-boards-following-supply-chain-issues-1a1a5d4b7385

Discussion here: https://news.ycombinator.com/item?id=30042576

Another DPS5005 Alternative Firmware (Programmable power supply)

https://hackaday.com/2022/01/22/another-dps5005-alternative-firmware/

#RustLang for Embedded C Programmers

https://docs.opentitan.org/doc/ug/rust_for_c/

Here's how we build Apache #NuttX OS every day with GitHub Actions

https://lupyuen.github.io/articles/auto?18#appendix-build-nuttx-with-github-actions

"the FSF’s relationship with firmware is harmful to free software users"

https://ariadne.space/2022/01/22/the-fsfs-relationship-with-firmware-is-harmful-to-free-software-users/

Casually Chirping Into The World Of #LoRaWAN

https://hackaday.com/2022/01/21/casually-chirping-into-the-world-of-lorawan/

Reading #BL602's Internal Temperature ... And feeding to #NuttX Entropy Pool ... To generate totally random #LoRaWAN Nonces

https://lupyuen.github.io/articles/auto?17#appendix-fix-lorawan-nonce

Linux-friendly e-ink #PineNote tablet takes a step forward

https://www.zdnet.com/article/linux-friendly-e-ink-pinenote-tablet-takes-a-step-forward/

#Wordle: What it takes to bring the viral game into other languages

https://restofworld.org/2022/wordle-viral-turkish-japanese-tamil-portuguese/