I am working on a win98 computer with flaky usb ports but a good parallel port.It uses a usb HP deskjet. Is there an adapter to solve this problem? If I use a usb pci card she will lose her sound card ...

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 ...

(1) A hardware interface that transfers one or more bytes simultaneously. See parallel interface. (2) A socket on a computer used to connect a printer or other device via a parallel interface (eight ...

What is a serial port? Serial ports are generally built into the motherboard. This is why the connectors behind the casing that are connected to the motherboard by a wire cable can be used to connect ...

On my main computer, I'd like to have 2 printers (since I already have them) but they are both parallel and I only have 1 motherboard header for parallel. Any way to hook both these printers up at the ...

It is a great shame that back in the days when a typical home computer had easy low-level hardware access that is absent from today’s machines, the cost of taking advantage of it was so high.

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 ...

An earlier printer that used the parallel port for a cabled connection to a computer. Today, there are no parallel ports on computers or printers. Either the printer is cabled to the computer via USB ...

Remember the tangled mess of cords for your old computer? In the early 90s, connecting devices was a headache. That changed ...

You don’t need fancy ICs and DACs to build a sound card for a PC. As [serdef]’s build over on hackaday.io shows, all you really need is a bunch of resistors. [serdef] built a clone of a sound card ...