Lup Yuen Lee 李立源 @lupyuen@social.cleverlibre.org

Chasing the printf() Call Chain in Apache #NuttX RTOS

Source: https://github.com/lupyuen/pinephone-nuttx#garbled-console-output

Upgrading Chumby 8 #Linux kernel (Marvell PXA166)

https://www.downtowndougbrown.com/2022/12/upgrading-my-old-chumby-8-linux-kernel-part-1-u-boot/

Apache #NuttX Kernel now supports MIPI Display Serial Interface ... Here's how it will be called for rendering #PinePhone's LCD Display

https://lupyuen.github.io/articles/dsi3

Apache SpamAssassin 4.0 released with many improvements for fighting spam

https://www.phoronix.com/news/Apache-SpamAssassin-4.0

OpenPLC open-source Programmable Logic Controller Suite (#Arduino / #ESP32)

https://www.cnx-software.com/2022/12/18/openplc-open-source-programmable-logic-controller-suite-arduino-esp8266-esp32-raspberry-pi/

Apache #NuttX RTOS locks the Console Output Stream with a Mutex

Source: https://github.com/lupyuen/pinephone-nuttx#garbled-console-output

Now adding #PinePhone Timing Controller and Display Engine to Apache #NuttX Kernel

Article: https://lupyuen.github.io/articles/dsi3?19#whats-next

"What can you do with a Process ID?" (#Linux)

https://will-keleher.com/posts/What-can-you-do-with-a-pid.html

Software con⁣structs / lan⁣guages / APIs which are un⁣ex⁣pect⁣edly Turing-Complete

https://www.gwern.net/Turing-complete

Review: #Arduino Make Your Uno Kit

https://www.tomshardware.com/reviews/arduino-make-your-uno-kit

Linux Foundation Annual Report

https://www.linuxfoundation.org/resources/publications/linux-foundation-annual-report-2022

Creating our own Display Driver is best way to understand #PinePhone's internals

Article: https://lupyuen.github.io/articles/dsi3?18#why-zig

#Pine64 Ox64: The $8 #Linux computer

http://thelittleengineerthatcould.blogspot.com/2022/12/the-8-linux-computer.html?m=1

#PinePhone on #NuttX shows Garbled Console Output ... Here's the fix

Source: https://github.com/lupyuen/pinephone-nuttx#garbled-console-output

Open-source USB-C Industrial Camera: IMX477, MIPI CSI, Lattice FPGA

https://www.circuitvalley.com/2022/06/pensource-usb-c-industrial-camera-c-mount-fpga-imx-mipi-usb-3-crosslinknx.html

#Pine64 PineTab 2 is another try at a Linux-based tablet

https://arstechnica.com/gadgets/2022/12/pinetab-2-is-a-rockchip-based-linux-powered-repairable-tablet/

#RustLang Crash Course

https://hojaleaks.com/ultimate-rust-crash-course

Pulsar: Open source Code Editor to continue the legacy of Atom

https://news.itsfoss.com/pulsar-editor/