The ESP32 keeps finding new jobs in my house.

I didn't expect to love it, and it has a learning curve, but the possibilities are endless.

Door sensors detect door position (i.e., open or closed) based on the precise gap between the magnet and the reed switch.

The concept of a 3D scanner can seem rather simple in theory: simply point a camera at the physical object you wish to scan in, rotate around the object to capture all angles and stitch it together ...

[Dominic Buchstaller] wanted a neat, tidy entryway keypad that actually looked good. Prime goals were something slim, wireless, and with no visible screws. Dependency on the cloud was also a no-go.

This is a breadboard friendly breakout board for the Maxim MAX30105 reflectance, particle, and pulse ox sensor. This library should work with other MAX3010x sensors including the MAX30102, MAX30101, ...

Both of these sensors use the MMC5983MA from MEMSIC - a highly sensitive triple axis magnetometer capable of sensing down to 0.4mG, enabling a heading accuracy of ±0.5°. Output rates of 1000Hz, ±8G ...