ATmega8 microcontroller has 23 programmable input/output (I/O) pins which can be used for interfacing with external world. It is possible to configure them as input or output by setting a particular ...

The image above is a terminal board diagram. Consult with the VFD user manual to find the function of the terminal. In most cases though, VFDs are used for their variable speed control with ...

Output devices include speakers, monitors and printers. This explanation includes how input devices are converted into binary code, and how wireless devices like tablets have both inputs and outputs.