This board adds a parallel port and two serial (RS232) ports to computers with a free ISA slot. The schematics of this board is heavily inspired by the parallel port schematics found in the IBM 5150 ...

In EEG/ERP studies it is common to send triggers to mark the timestamp for significant events (e.g., the onset of a trial, presentation of a particular stimulus, etc.). Triggers are typically bytes ...

Older printers connect to computers via a parallel cable. For the past several years, the USB connection has replaced the parallel connection for the vast majority of printers. Newer computers often ...

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 ...

How do I do this? I can't seem to find a piece of hardware that will emulate a proper Parallel port over USB, they all use "USB Printing Support". But im not trying to hook up a printer. I need it for ...

I have a PC-based DSO that connects via parallel port that I'd like to get working via USB (preferable) or at least ExpressCard. I picked up a USB-parallel adapter from MicroCenter thinking it would ...

With the continuing manufacture of new computers, there is a clear and obvious trend of the parallel port becoming less and less common. For our younger readers; the parallel port is an interface ...

With the continuing manufacture of new computers, there is a clear and obvious trend of the parallel port becoming less and less common. For our younger readers; the parallel port is an interface ...

This is a hardware design for a an M.2 22x42 B-keyed LPT: parallel port based on the CH382L chip. Although USB-to-LPT printer adapters are widely available they do not provide an actual Windows LPTx: ...