Real operating systems on a tiny microcontroller.
solar-ball/ ├── firmware/ │ ├── platformio.ini PlatformIO + ESP-IDF build config │ ├── CMakeLists.txt Top-level CMake │ ├── sdkconfig.defaults Kconfig defaults (4MB flash, I2C legacy) │ └── main ...
p3a turns a $40 development board into a dedicated pixel art display. Think of it as a tiny gallery on your desk: it cycles through artworks automatically, picks up trending GIFs throughout the day, ...