Lup Yuen Lee 李立源 @lupyuen@qoto.org

#Singapore Hackware: "My first ASIC with Tiny Tapeout: PWM audio"

https://www.meetup.com/hackware/events/301776049/

Teardown: Surface Laptop 7

https://youtube.com/watch?v=Eg7KXJQ0p00

Banana Pi M7 (RK3588) - "hardware features and official Armbian support make it much more appealing than the Raspberry Pi 5 if you want an ARM Linux machine that you can actually develop on"

https://taoofmac.com/space/blog/2024/06/16/1800

Apache #NuttX Workshop 2024: Presentation Videos

https://youtube.com/playlist?list=PLd73yQk5Fd8JJ5vfwN9z16emlqm36bNNF

"Why Our Great Leader was Not So Great and Not Much of a Leader" (Stamford Raffles / Singapore)

https://share.libbyapp.com/title/5485941

Our #RustLang App compiles for Software Floating-Point, but Apache #NuttX RTOS expects Hardware Floating-Point ... Let's fix this with a Rust Custom Target for QEMU #RISCV

Source: https://lupyuen.codeberg.page/articles/rust4.html

#Ox64 BL808 SBC: 64-bit core talks to 32-bit core ... Apache #NuttX RTOS might support WiFi and BLE someday! 👍

Source: https://github.com/apache/nuttx/pull/12542

Last week we upstreamed #MilkV Duo S SBC to Apache #NuttX RTOS (#RISCV Sophgo SG2000 SoC) ... But will it suffer "Software Bit Rot"? 🤔 Let's run Daily Automated Testing, on the actual physical SBC!
https://lupyuen.codeberg.page/articles/sg2000a.html

"The Soul of an Octopus: A surprising exploration into the wonder of consciousness" - Sy Montgomery

https://share.libbyapp.com/title/2844571

"Daily Automated Testing for #MilkV Duo S #RISCV SBC (#IKEA TRETAKT / Apache #NuttX RTOS)"

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

#IKEA Smart Power Plug controlled by #HomeAssistant API ... So complicated 😬

Source: https://github.com/lupyuen2/autotest-nuttx-sg2000#control-our-sbc-with-an-ikea-smart-power-plug-and-home-assistant

Daily Automated Testing on #RISCV Milk-V Duo S SBC with Apache #NuttX RTOS ... Thanks to IKEA Smart Power Plug and #HomeAssistant

Source: https://github.com/lupyuen2/autotest-nuttx-sg2000#control-our-sbc-with-an-ikea-smart-power-plug-and-home-assistant

DuckDB for Command-line Data Processing (SQL)

https://duckdb.org/2024/06/20/cli-data-processing-using-duckdb-as-a-unix-tool.html

"Failure in two of four Pitch Rate Gyroscopes caused the crash of a Republic of Singapore Air Force (RSAF) F-16 fighter jet on 8 May 2024 ... DFCC treated the reading from Gyroscope 1, which was functioning correctly, as an erroneous result"

https://www.airforce-technology.com/news/f-16-crash-leaves-questions-over-flight-control-computer/

Tiny Tapeout 4 - Covox Speech Thing clone (#FPGA)

https://yeokhengmeng.com/2024/06/my-first-chip-with-tiny-tapeout-cvx/

Our new #RISCV Emulator for Milk-V Duo S SBC ... Apache #NuttX RTOS and OSTest work great! 🎉

Source: https://github.com/lupyuen2/sg2000-emulator

Here's how we run #RustLang Apps on Apache #NuttX RTOS and QEMU #RISCV Emulator

https://lupyuen.codeberg.page/articles/rust3.html

Here's how we prepare a Pull Request for Apache #NuttX RTOS

https://youtube.com/watch?v=p6ly3EBhtpo

`counted_by`: New attribute in #GCC and #Linux

https://embeddedor.com/blog/2024/06/18/how-to-use-the-new-counted_by-attribute-in-c-and-linux/

Apache #NuttX RTOS for #RISCV Milk-V Duo S is Built Daily ... And Tested Daily on the Real SBC, automagically! 👍

Source: https://github.com/lupyuen2/autotest-nuttx-sg2000