Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Pyroelectric infrared sensors (PIR) are excellent devices to detect human/animal presence with a small form factor and rugged design, for cost-effective surveillance. They are widely used to trigger ...

Monitor your property day and night with one of the best smart floodlight cameras we've tested.

The DS18B20 library supports only the DS18B20, only one sensor per pin, no parasite mode, no Fahrenheit and no alarm functions. The only feature the class supports is the asynchronous reading of the ...

If you’re shopping for a photographer, we have some ideas. These cameras and accessories were all chosen by a pro photographer, and they’re the best gifts for photographers in 2025.

This is a lightweight C library that helps to interface with ST's VL53L0X time-of-flight distance sensor. It makes it simple to configure the sensor and read range data from it via I²C.