esp32 & esp8266
Build a $10 ESP32-C3 Fridge Monitor That Logs Its Own Data
A $10 XIAO ESP32C3 and a DHT22 keep 30 minutes of fridge temperature history on-device, cutting network traffic by 92 percent. A tidy weekend…
diy projects
AirMeter: Stream an AN870 Multimeter’s LCD to Your Browser
A hacker tapped a cheap AN870 multimeter's LCD lines with an RP2040 and streamed live readings to any browser over 433 MHz. Here's how…
3d printing
This Giant 3D-Printed Spiral Lamp Runs WLED on an ESP32-C3
A floor-standing spiral lamp built from 3D-printed segments and addressable LEDs, driven by WLED on an ESP32-C3. Here is how it goes together.
3d printing
A Snap-Fit 3D-Printed Case for the ESP32-C3 Super Mini
A screw-free, snap-fit 3D-printed case gives the tiny ESP32-C3 Super Mini a proper home, and it's a perfect gateway into enclosure design.