Build a tiny ESP32 OLED keychain with a 1.3-inch display and custom 3D-printed enclosure. Wire the ESP32 S3 and program it ...
Slow refresh, ghosting and low-contrast — wait, are we talking about passive matrix LCDs, or e-paper displays? That might be ...
I had previously built an automatic focus-stacking rail for macros using an Arduino micro-controller. So I decided to also use an Arduino to control the movements of the panorama head. The actual pano ...
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