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 ...

I know someone who needs to connect a modern USB printer into a some kind of industrial machinery that uses a DB15 (15 pin, D-Sub I take it?) on the factory floor. It would be nice if I could find a ...

Some software and specialty hardware requires you to use a traditional serial port. Serial ports have been around for decades and work by transferring one bit of data at a time at a relatively slow ...