For his Hackaday Prize entry, [serdef] is bringing the sound of the 80s to the parallel port with the OPL2LPT. It’s a sound card for the parallel port that isn’t just a resistor DAC like the ...

Easily Add 2 Serial Ports and 1 Parallel Port To Any Computer Add one IEEE 1284 Parallel Port on system Supports 2 x UART Serial Ports All 3 Ports Uses 1 PCI Slot ...

as the older gear requires you to either grab tables of data over an expensive GPIB interface card, or print them to paper. Then he realized, why not make a simple printer port add-on that looks ...

introduced a parallel port for printers. It was adapted for the IBM PC in 1981 and enhanced and standardized by the IEEE in 1994 (see IEEE 1284). The port first appeared on plug-in cards ...