Lup Yuen Lee 李立源 @lupyuen@qoto.org

@MicroPython is being ported to @ZephyrIoT... Shall I port MicroPython to @Apache_Mynewt, #NimBLE and #MCUBoot? So that MicroPython on #PineTime Smart Watch @PINE64 will support Wireless Firmware Updates the same way as FreeRTOS and Mynewt? 🤔 https://github.com/micropython/micropython/tree/master/ports/zephyr

Too bad my iPhone 6 is too old to support Exposure Notification API...

https://9to5mac.com/2020/05/20/ios-13-5-released-features-exposure/

Intro to #RISCV Assembly Code...

https://blog.stephenmarz.com/2020/05/20/assemblys-perspective/

Dual Core Arm Cortex-M33 + Cortex-M23 with WiFi 5 GHz for $ 24...
https://www.seeedstudio.com/Ameba-RTL8722DM-IoT-Development-Board-p-4582.html

Can #MicroPython run on #PineTime Smart Watch @PINE64 #nRF52... Without Nordic SoftDevice? Let's find out... https://github.com/lupyuen/wasp-os

Install Firmware and Roll Back... #FreeRTOS @JF vs @Apache_Mynewt on #PineTime Smart Watch @PINE64 ... Test Driving new Operating Systems has never been easier! https://youtu.be/0FIYZ9tlI-Q

https://www.scmp.com/economy/china-economy/article/3085230/us-semiconductor-giant-shuts-china-factory-hailed-miracle

From @Apache_Mynewt to #FreeRTOS @JF ... Switch Open Source Operating Systems wirelessly on #PineTime Smart Watch @PINE64 ! Stay tuned for more Operating Systems https://youtu.be/OeHS3SEOB88

Conflicting Vector Tables for #MCUBoot Bootloader and #FreeRTOS Firmware... Here's how we fixed it to support all operating systems on #PineTime Smart Watch @PINE64 https://lupyuen.github.io/pinetime-rust-mynewt/articles/dfutest

#FreeRTOS Firmware by @JF works great with the new #MCUBoot Bootloader on #PineTime Smart Watch @PINE64 yay! PineTime Owners can soon Download and Install any operating system wirelessly... Stay tuned! https://lupyuen.github.io/pinetime-rust-mynewt/articles/mcuboot

https://www.hackster.io/news/raspberry-pi-4-beta-firmware-brings-true-usb-boot-for-high-speed-storage-no-microsd-required-690e0ff2a079

https://interrupt.memfault.com/blog/arm-cortexm-with-llvm-clang

Here's how the #PineTime FOSS Community is using OrangePi @orangepixunlong #whatIdowithorangepi https://coffeespace.org.uk/projects/flashing-pinetime.html

Debugging #FreeRTOS + #MCUBoot Bootloader with @JF on #PineTime Smart Watch @PINE64 ... Super Educational for me because I know nothing about FreeRTOS! 😀 https://github.com/lupyuen/pinetime-rust-mynewt/releases/tag/v4.1.5

So our telcos will also find out if we get infected? Spooky...

https://www.channelnewsasia.com/news/singapore/covid-19-wrong-sms-sent-to-357-patients-it-testing-glitch-moh-12744700

https://haydenjames.io/raspberry-pi-performance-add-zram-kernel-parameters/

#Microsoft's new #RTOS... Too much "tx_" I think...

https://docs.microsoft.com/en-us/azure/rtos/threadx/chapter6

Testing @PINE64 #PineTime's new #MCUBoot Bootloader with #FreeRTOS @codingfield... And getting a cryptic message 😉 https://lupyuen.github.io/pinetime-rust-mynewt/articles/mcuboot

#Haskell on #RaspberryPi...

https://www.haskell.org/ghc/blog/20200515-ghc-on-arm.html

Happy to report that #PineTime Smart Watch @PINE64 hasn't bricked yet... While swapping 3 Wireless Firmware Updates again and again... Thanks to the open source #MCUBoot Bootloader from @Apache_Mynewt and @ZephyrIoT! https://lupyuen.github.io/pinetime-rust-mynewt/articles/dfutest