Without some good means of input and output, a computer makes a pretty good doorstop or boat anchor. Once we start plugging things into a computer, however, it can receive data and instructions, ...

A socket that connects to a serial interface (one bit following another over one line). Serial ports are widely used by sensors for data acquisition, and they were standard on early computers for ...

[Robert’s Retro] is one of those great YouTube channels that shows us the ins and outs of old and obscure computers. [Robert] likes going a step beyond the traditional teardown though, repairing and ...

With Linux and the serial port there is good news and there is bad news. The good news is that Linux has great support for serial hardware of all sorts and a host of tools for accessing the serial ...

A computer’s serial port is a convenient source of low-speed dc control signals that are easy to set from software. For example, the RTS (request-to-send) line outputs about +9 V when “on” and -9 V ...

The universal serial bus (USB) enables users to connect plug-and-play devices to a PC, but different kinds of USB exist. USB 1.0 and 1.1 are older versions of the interface that are much slower than ...