#PinePhone's I2C Touch Panel ... Here's everything we know ... Let's read the Touch Panel with Apache #NuttX RTOS!
Apache #NuttX Mainline supports I2C on #PinePhone's Allwinner A64 🎉
Booting Apache #NuttX RTOS on #PinePhone ... With a microSD Card
Article: https://lupyuen.github.io/articles/what?5#boot-nuttx
Here's how we build Apache #NuttX RTOS for #PinePhone
Article: https://lupyuen.github.io/articles/what?4#build-nuttx
To run Apache #NuttX RTOS on #PinePhone we need: 1️⃣ Serial Debug Cable 2️⃣ microSD Card
Article: https://lupyuen.github.io/articles/what?4#build-nuttx
Someday students might use Apache #NuttX RTOS to experiment with #PinePhone 🤔
Article: https://lupyuen.github.io/articles/what?3#smartphone-education
Apache #NuttX RTOS for #PinePhone isn't ready as a Daily Driver ... But it might help Learners
Article: https://lupyuen.github.io/articles/what?2#smaller-and-simpler
Apache #NuttX RTOS for #PinePhone ... What is it? How will we use it? All shall be explained here
Up Next: Apache #NuttX Touch Panel Driver for #PinePhone
Article: https://lupyuen.github.io/articles/fb?15#whats-next
Temp Fix for missing #PinePhone Pixels on #NuttX: Copy the RAM Framebuffer to itself ... Perm Fix: Flush the CPU Cache
Article: https://lupyuen.github.io/articles/fb?12#fix-missing-pixels
#PinePhone Pixels mysteriously missing on #NuttX RTOS ... But we have a temp workaround
Article: https://lupyuen.github.io/articles/fb?11#mystery-of-the-missing-pixels
Our #NuttX Framebuffer for #PinePhone supports these operations
Article: https://lupyuen.github.io/articles/fb?10#framebuffer-operations
What's inside our #NuttX Framebuffer Driver for #PinePhone
Article: https://lupyuen.github.io/articles/fb?8#pinephone-framebuffer-driver
Rendering graphics with #LVGL on #PinePhone ... With Apache #NuttX RTOS
Article: https://lupyuen.github.io/articles/fb?7#lvgl-graphics-library
Hacker News solved the Mystery of the Missing #PinePhone Pixels 🤔
Let's render some Colour Blocks in our #NuttX Framebuffer for #PinePhone
Article: https://lupyuen.github.io/articles/fb?4#render-blocks
#PinePhone pixels are in 32-bit ARGB 8888 format
Article: https://lupyuen.github.io/articles/fb?3#render-grey-screen
Blasting Pixels to #PinePhone Framebuffer ... On Apache #NuttX RTOS
Article: https://lupyuen.github.io/articles/fb?3#render-grey-screen
IoT Techie and Educator / Apache NuttX PMC