Lup Yuen Lee 李立源 @lupyuen@qoto.org

Emulate Arm64 Machine Code in #RustLang with Unicorn Emulator

Source: https://github.com/lupyuen/pinephone-emulator

What's inside a USB Controller Driver for Apache #NuttX RTOS

Article: https://lupyuen.github.io/articles/usb2?10#usb-drivers-in-nuttx

Understanding #PinePhone's USB Controller ... By comparing the #FreeBSD Driver with the Mentor Graphics USB Doc

Article: https://lupyuen.github.io/articles/usb2?9#inside-the-freebsd-driver

Inside the #FreeBSD Driver for #PinePhone USB Controller

Article: https://lupyuen.github.io/articles/usb2?9#inside-the-freebsd-driver

GitHub Code Search uncovers the FreeBSD Driver for #PinePhone USB Controller

Article: https://lupyuen.github.io/articles/usb2?8#freebsd-usb-driver

Finding a Reference Driver for #PinePhone's USB Controller ... With GitHub Code Search

Article: https://lupyuen.github.io/articles/usb2?7#search-for-usb-driver

#PinePhone's USB Controller works like the Mentor Graphics USB Controller ... Except the USB Registers are scrambled (like eggs)

Article: https://lupyuen.github.io/articles/usb2?6#document-the-usb-controller

🤔 "2001: A Space Odyssey"

https://en.m.wikipedia.org/wiki/2001:_A_Space_Odyssey_(novel)

#PinePhone's Allwinner A64 USB Docs are horrigibly lacking ... Thankfully we have the USB Docs by Mentor Graphics

Article: https://lupyuen.github.io/articles/usb2?6#document-the-usb-controller

Quectel EG25-G LTE Modem connects to #PinePhone over USB ... That's why we need a PinePhone USB Driver for Apache #NuttX RTOS

Article: https://lupyuen.github.io/articles/usb2?5#lte-modem-talks-usb

#PinePhone talks to its Quectel EG25-G LTE Modem over USB

Article: https://lupyuen.github.io/articles/usb2?5#lte-modem-talks-usb

Inside #PinePhone is Quectel EG25-G LTE Modem ... For 4G Voice Calls, SMS, Mobile Data and GPS

Article: https://lupyuen.github.io/articles/usb2?4#quectel-eg25-g-lte-modem

"the killer lightweight distro to look forward to is #NuttX" (on #PinePhone) 🤩

Source: https://www.reddit.com/r/pinephone/comments/112d5tu/lightest_weight_pinephone_distro/j8jv4nu?utm_medium=android_app&utm_source=share&context=3

#PinePhone might become a #LoRa Communicator ... With the LoRa Back Cover and #Meshtastic

Article: https://lupyuen.github.io/articles/usb2?3#appendix-lora-communicator-for-pinephone-on-nuttx

Someday we might pop a #NuttX microSD into #PinePhone ... And turn it into a Feature Phone!

Article: https://lupyuen.github.io/articles/usb2?2#pinephone--nuttx--feature-phone

#PinePhone on Apache #NuttX RTOS might become a Feature Phone ... But first let's learn about its USB Controller

Article: https://lupyuen.github.io/articles/usb2?1

Sorry Elmo ... #PinePhone's USB Controller is not fully documented 😂

Source: https://github.com/lupyuen/pinephone-nuttx#usb-driver-and-lte-modem-driver-for-pinephone

Spring Cleaning (Sprung?) for Apache #NuttX RTOS on #PinePhone @PINE64

Source: https://github.com/lupyuen/pinephone-nuttx

Will #ChatGPT make Teaching obsolete? Not if we teach real things ... The creative way!

Article: https://lupyuen.github.io/articles/chatgpt?88#other-attempts

#ChatGPT will generate various answers to our question on Apache #NuttX RTOS ... And it might get stuck 🤔

Article: https://lupyuen.github.io/articles/chatgpt?7#other-attempts