[Dave Jones] from EEVBlog.com takes “Arduino ... post using a commercial learning remote control unit. The fans demanded better so he delivered with this excellent tutorial capturing IR codes ...

The sensor is really just an infrared photodiode inside of a tube. The diode is connected to an analog input pin on an Arduino. The sensor can be pointed at an object, and the Arduino can sense ...

With their cheap price tags, massive I/O provisions, and low power consumption, microcontrollers like the uber-popular ...

However, the Arduino remains the recommended platform when it comes to hardware-focused projects ... as IR distance sensors, ...