Lup Yuen Lee 李立源 @lupyuen@qoto.org

#RISCV Bare Metal Programming? Check out "barebox" 👍

https://www.barebox.org/doc/latest/boards/riscv.html

Most Valuable Company in Every Southeast Asian Country

https://www.visualcapitalist.com/mapped-the-most-valuable-company-in-each-southeast-asian-country/

Retro Gaming: #FPGA vs Software Emulation (MiSTer FPGA)

https://www.timeextension.com/features/fpga-vs-software-emulation-which-is-best-we-asked-four-experts-to-find-out

tiny-gpu: Minimal #GPU design in Verilog #FPGA

https://www.pcgamer.com/hardware/graphics-cards/self-taught-hardware-engineer-discovers-that-gpus-really-are-ridiculously-complex-and-hard-to-design-after-all/

Apache #NuttX RTOS on #RISCV Sophgo SG2000 / Milk-V Duo S ... Our very first Crash Dump! 🎉

Source: https://github.com/lupyuen/nuttx-sg2000#nuttx-crash-dump-on-sg2000

Tiny C Compiler runs in #WebAssembly but it's missing C Header Files ... Let's add the ROM FS Filesystem from Apache #NuttX RTOS ... With a little help from #ZigLang Compiler

https://lupyuen.codeberg.page/articles/romfs.html

256-Core #RISCV Cluster (CH32V003)

https://youtube.com/watch?v=lh93FayWHqw

"His officers also used novel forensics techniques to extract Kivimäki's Fingerprint from an otherwise anonymous picture he posted under an online pseudonym"

https://www.bbc.com/news/articles/cyxe9g4zlgpo

Monitoring Energy usage with Tasmota smart plugs, Prometheus and Grafana

https://ounapuu.ee/posts/2024/05/02/smartplugs/

SpacemiT MuseBook: #RISCV Laptop with Octa-core K1 ($300)

https://www.tomshardware.com/laptops/chinese-startup-launching-risc-v-laptop-for-devs-and-engineers-priced-at-around-dollar300

Will #RustLang Apps run on a 64-bit #RISCV SBC ... Like #Ox64 BL808 SBC @PINE64 ? Let's find out with Apache #NuttX RTOS!

https://lupyuen.codeberg.page/articles/rust5.html

Tiny C Compiler talks to Apache #NuttX Emulator in the Web Browser ... Thanks to JavaScript Local Storage

Article: https://lupyuen.codeberg.page/articles/romfs.html#from-tcc-to-nuttx-emulator

Apache #NuttX RTOS in Flat Mode runs NuttX Apps that are Statically Linked (kinda like an octopus?)

Source: https://github.com/lupyuen/nuttx-rust-app#nuttx-flat-mode-vs-kernel-mode

Tiny C Compiler expects POSIX Functions in #WebAssembly: open(), read(), close() … Let's implement them in #ZigLang

Article: https://lupyuen.codeberg.page/articles/romfs.html#tcc-calls-rom-fs-driver

#Ox64 BL808 SBC runs Apache #NuttX RTOS in Kernel Mode ... Every NuttX App is a separate ELF File

Source: https://github.com/lupyuen/nuttx-rust-app#nuttx-flat-mode-vs-kernel-mode

#Xiaomi TV: Remote Control over HTTP (2019)

https://github.com/spocky/mireco

"the researchers have transmitted Electrical Power Through-The-Soil (TTS) to power Remote Sensors and long-range, low-power #LoRa Radios distributed over a two-acre test plot" (#IoT)

https://spectrum.ieee.org/smart-agriculture

To troubleshoot Apache #NuttX Heap Memory and see the malloc() logs: Enable the Memory Manager Logging in NuttX

Source: https://github.com/lupyuen/quickjs-nuttx#heap-errors-and-stdio-weirdness