If you’ve ever needed a short-range remote control for a project, [firestorm] is here to help you out. He put up a great tutorial on using an IR remote to do just about anything with everyone… ...

How to connect the TSOP4838 to an Arduino to read the transmitted codes. By using a cheap integrated IR receiver/decoder device ... shows the IR led flickering on both back- and front camera.

The sensor is intended as an alternative to pyroelectric sensors or PIR detectors in home automation, building automation, healthcare, security and industrial applications. Typically human presence ...