Lup Yuen Lee 李立源 @lupyuen@qoto.org
- Pronouns/Gender/Sexuality
- He/Him/They, Bisexual/Asexual 🇸🇬
- Date of Birth
- 1969
- Articles
- https://lupyuen.org
IoT Techie and Educator / Apache NuttX PMC
Joined Jan 2020
#Sophgo SG2000 Emulator is super helpful for Daily Automated Testing of Apache #NuttX RTOS 👍
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#daily-automated-testing
#HomeAssistant: "#1 Open Source project on GitHub with over 21,000 contributors"
https://www.home-assistant.io/blog/2024/11/18/event-wrapup-github-universe-24/
Emulating the other #Sophgo SG2000 Peripherals in #TinyEMU: GPIO, I2C, SPI, …
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-sg2000-peripherals
"Product Design, Technology, and Social Change: A Short Cultural History"
MomBoard: "E-ink Display for a parent with amnesia"
#TinyEMU Emulator supports only 32 #RISCV External Interrupts! Let's bump it up
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#increase-tinyemu-interrupts-to-64
When we press a key: #TinyEMU crashes with a SegFault ... Let's troubleshoot with LLDB
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#uart-input-triggers-segfault
👍 "Mastering #Prometheus: Gain expert tips to Monitoring Your Infrastructure, Applications, and Services"
Let's emulate the UART Input Registers in our #RISCV Emulator for #Sophgo SG2000 SoC
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-uart-input-registers
"Right of the Dial: The rise of Clear Channel and the fall of Commercial Radio"
"Making sense of Real-Time Operating Systems" (#NuttX)
https://hackaday.com/2024/11/13/making-sense-of-real-time-operating-systems-in-2024/
Inside TinyEMU #RISCV Emulator: We intercept the Memory Writes to emulate the UART Output Register
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-uart-output-registers
#NuttX Build Farm on macOS M2 Pro ... Gets boiling hot 😬
How we emulate the 16550 UART Controller in TinyEMU #RISCV Emulator
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-16550-uart-controller
#NuttX Simulator failing on macOS? Just remove Homebrew `ar` from PATH 👍
Source: https://github.com/apache/nuttx/pull/14606#pullrequestreview-2425925903
We change #RISCV `auipc` to `li` in our bespoke #TinyEMU Emulator for #Sophgo SG2000
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#change-auipc-to-li-in-boot-code
macOS Build Farm for Apache #NuttX RTOS ... Now in Operation! 🎉
Within 2 Weeks: We squashed our #GitHubActions spending from $4,900 (weekly) down to $890 ... Here's what we fixed in the (semi-chaotic) 2 Weeks for Apache #NuttX RTOS
- Pronouns/Gender/Sexuality
- He/Him/They, Bisexual/Asexual 🇸🇬
- Date of Birth
- 1969
- Articles
- https://lupyuen.org
IoT Techie and Educator / Apache NuttX PMC
Joined Jan 2020
