Lup Yuen Lee 李立源 @lupyuen@qoto.org

Here's how we connect ST7789 Display to #BL602 and #ESP32-C3

https://lupyuen.github.io/articles/st7789?2#connect-st7789-display

Source Code: https://codeberg.org/JF002/pinedio-stack-selftest

Self-Test Firmware preloaded on "chonky watch" #PineDio Stack #BL604 @PINE64 ... Awesome work by @JF ! 👏

https://youtu.be/hhaYwvDO0Oc

We also patched #ESP32-C3 #NuttX so that it works with all LCD Drivers that use Data / Command Pins 👍

https://github.com/apache/incubator-nuttx/pull/5908

Debugging #RISCV #BL702

https://simplycreate.online/bl702/2022/03/17/debug-bl702.html

Our flipping of ST7789 Data / Command Pin has been merged into #BL602 #NuttX 👍

https://github.com/apache/incubator-nuttx/pull/5898

Hackaday Challenge: "minimizing the costs around building and installing clean energy solutions"

https://prize.supplyframe.com/?mc_cid=4ce85dc2f1&mc_eid=fad9e1345f

Blockchain project Ronin hit by $615 million crypto heist

https://www.channelnewsasia.com/business/blockchain-project-ronin-hit-615-million-crypto-heist-2594381

"The weird world of non-C Operating Systems"

https://www.theregister.com/2022/03/29/non_c_operating_systems/

"GPT-3 can run code"

https://mayt.substack.com/p/gpt-3-can-run-code?s=r

Computer Science Curriculum with #RustLang

https://github.com/AbdesamedBendjeddou/Rusty-CS

Apache #NuttX RTOS renders graphics on ST7789 Display with #LVGL Library ... All shall be explained in this article

https://lupyuen.github.io/articles/st7789?1

"Exploiting Tuya IoT devices for fun and profit"

https://rb9.nl/posts/2022-03-29-light-jailbreaking-exploiting-tuya-iot-devices/

#NuttX RTOS is bundled with #LVGL 7.3.0 ... But latest version of LVGL is 8.2.0 ... And LVGL 8 is NOT backward compatible with LVGL 7 🤔

https://github.com/lupyuen/st7789-nuttx#lvgl-version

#LVGL Demo runs OK with ST7789 Display on Apache #NuttX RTOS! 🎉

https://github.com/lupyuen/st7789-nuttx#run-lvgl-demo

#NuttX's #LVGL Demo App inits the ST7789 Display, renders some widgets and handles LVGL Events

https://github.com/lupyuen/st7789-nuttx#lvgl-demo-app

Let's test the #LVGL Library and Demo App bundled with Apache #NuttX RTOS

https://github.com/lupyuen/st7789-nuttx#configure-nuttx

ST7789 Display Driver feels laggy on #BL602 #NuttX ... Hope to fix this with SPI DMA

https://github.com/lupyuen/st7789-nuttx#render-pink-screen

Apache #NuttX RTOS boots with a Pink Screen on ST7789 Display! 🎉

https://github.com/lupyuen/st7789-nuttx#render-pink-screen