Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

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 ...

Tracking human's location in indoor environments is very import, for it enables a wide range of applications related to robot service, appliance control and other smart home applications. This paper ...

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 ...

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.

The 100 W LED ballast gives 3 light levels, works with input voltages, uses fewer parts, and runs with a two-part design.