The USB port is something most of us take for granted. You plug in a phone, keyboard, or one of the many useful USB gadgets out there, and it just works. But not too long ago, this was basically ...

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, ...

The first computer my family owned was an 80286 IBM clone, and it had lots of ports, none of which looked the same. There was a big 5-pin DIN for the keyboard, a serial port, a parallel port, a game ...

Prolific PL2303 is a USB-to-Serial adapter cable that lets you connect your computer to the devices with serial ports, like a PLC (Programmable Logic Controller). When you connect a device with your ...