This DIY E-Paper Weather Tracker Runs for 1.5 Years on a Single Charge

This open-source e-paper weather tracker uses an ESP32 chip and a 1,500mAh battery, lasting roughly 1.5 years per charge.
GitHub

An open-source ESP32-C3 desktop companion robot and personal IoT avatar.

Click the image above to watch the assembly video on YouTube. Long press to open; tap to scroll, long press to enter. Double-tap at top level exits; 10 s idle auto-exits. SETTING changes apply only ...
GitHub

Tulip Creative Computer and AMYboard - portable programmable devices for music, graphics, code and writing

Welcome to the Tulip Creative Computer (Tulip CC) and AMYboard! Tulip is a low power and affordable self-contained portable computer, with a touchscreen display and sound. It's fully programmable - ...
Hackaday

Logic Analyzers: Capabilities And Limitations

Last time, we’ve used a logic analyzer to investigate the ID_SD and ID_SC pins on a Raspberry Pi, which turned out to be regular I2C, and then we hacked hotplug into the Raspberry Pi camera code with ...