Many laser printers last for years, so businesses often keep older laser printers around even after upgrading other hardware. Many older laser printers use a parallel port interface rather than the ...

ANSWER: The most obvious difference is size. The parallel port on the back of your computer is a 25-pin port, while the serial port has room for nine pins. But the real difference is in the way they ...

Any peripheral component can be controlled by the 25-pin parallel port by assigning a high & low or ON & OFF state to each pin. During the design of the project, a Super Nintendo Entertainment System ...

The 24-bit I/O card project has been designed to function with parallel/printer port of an Amiga or computer using the Intel 82C55 I/O chip. The design of the device contains read & write strobe, a ...

This 66-year-old precursor to USB refuses to become obsolete ...

MY OLD FRIEND Dudley is an accomplished lawyer, gourmet cook, world traveler, raconteur and an enthusiastic, if not technically oriented computer user. He also tries to solve problems himself before ...

I have been working with computers since the late 70s, and that's not for boasting purposes, but to tell you where I come from. When I started, I was always told to NEVER plug/unplug the following ...

[Andrew] couldn’t pass up a 20ish year old parallel port based webcam he saw on the shelf at a thrift store. It’s a Connectix QuickCam and was the first webcam that did not require a separate video ...

Is this possible? I have a laser printer, but it has only has usb output to the computer. However, i have a router that has a parallel print server port on it. Is there a cable or adapter that will ...

Parallel- and serial-type telephone systems refer to the way telecommunication devices route data. This can affect the way you set up multiple equipment on a single telephone socket. It's of ...