The TV-B-Gone is a well known piece of kit in hacker ... by firing up the Arduino IDE and writing some new code for the device’s ATmega328P microcontroller. As with the IR-enabled ESP8266 ...

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 ...