Lup Yuen Lee 李立源 @lupyuen@qoto.org

How the MPU-6050 Accelerometer Driver is started ... When Apache #NuttX RTOS boots on #PinePhone

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-appendix--mpu-6050-driver-5

Booting Apache #NuttX RTOS to an LVGL Touchscreen App ... Here's how it works on #PinePhone

Source: https://forum.pine64.org/showthread.php?tid=18236&pid=117525#pid117525

Let's compile our #ZigLang #LVGL App to WebAssembly

Source: https://github.com/lupyuen/pinephone-lvgl-zig#compile-zig-lvgl-app-to-webassembly

Building Apache #NuttX RTOS on Alpine Linux

Source: https://gist.github.com/lupyuen/880caa0547378028243b8cc5cfdc50a8

#ZigLang Compiler no longer supports macOS 10 😢 ... But we can run Zig in a Linux Container with Rancher Desktop 👍

Source: https://github.com/lupyuen/pinephone-lvgl-zig#zig-with-rancher-desktop

Can we compute the Tilt Angle with #PinePhone's MPU-6050 Accelerometer? Yep, but it gets complicated...

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-further-reading-4

Importing JavaScript functions into #ZigLang for WebAssembly

Source: https://github.com/lupyuen/pinephone-lvgl-zig#import-javascript-functions-into-zig

#NuttX RTOS for #PinePhone now featured on Hackster front page! 🎉

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58

Mandelbrot Set in #ZigLang and #WebAssembly 🎉

Source: https://github.com/lupyuen/pinephone-lvgl-zig#webassembly-demo-with-zig-and-javascript

Can we simulate a #PinePhone UI ... With #ZigLang, #LVGL and WebAssembly? 🤔

Source: https://github.com/lupyuen/pinephone-nuttx#simulate-pinephone-ui-with-zig-lvgl-and-webassembly

Let's write a #NuttX App to read the data from #PinePhone's MPU-6050 Accelerometer

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-read-the-accelerometer-3

Creating a "defconfig" Build Configuration for Apache #NuttX RTOS ... Thanks to Alan C. Assis! 👍

Article: https://lupyuen.codeberg.page/articles/pr.html#notes

When we tilt #PinePhone from Portrait to Landscape ... Accelerometer X and Y values change significantly

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-decode-the-accelerometer-data-2

Building #NuttX for #PinePhone with GitHub Actions

Source: https://github.com/lupyuen2/wip-pinephone-nuttx/blob/build/.github/workflows/pinephone.yml

Decoding #PinePhone's Accelerometer Data ... Yep there's an Ambient Temperature Sensor inside the MPU-6050 Accelerometer!

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-decode-the-accelerometer-data-2

Building #NuttX for #PinePhone ... On PinePhone 🤔

Source: https://forum.pine64.org/showthread.php?tid=18236&pid=117467#pid117467

#NuttX HexDump is the quickest way to read #PinePhone's MPU-6050 Accelerometer

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-get-accelerometer-data-1

🤔 Google Bard is now available

My articles are now mirrored to #Codeberg Pages 👍

Source: https://lupyuen.codeberg.page/

#PinePhone's Accelerometer appears as /dev/imu0 on Apache #NuttX RTOS ... Let's read the InvenSense MPU-6050 Accelerometer over I2C

Article: https://www.hackster.io/lupyuen/inside-a-smartphone-accelerometer-pinephone-with-nuttx-rtos-b92b58#toc-build-and-boot-nuttx-rtos-0