Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

For the infrared remote control, [Meseta] dug into Lady Ada’s IR sensor tutorial and decoded buttons 1 through 4 on a Sky TV remote. Each button from one to four corresponds to the buttons on ...

In fact, the original Nintendo Switch has an IR sensor of its own, but only on the right Joy-Con controller. However, leaks appear to suggest that this time around, each Joy-Con has a sensor of ...