The PCI-1625U 8-port, intelligent RS-232 universal PCI communication card is essentially a self-contained computer supporting a DSP for relieving the processing load from the host PC. The card hosts 1 ...

I know, RS-232 is not gone completely but in most things it has disappeared. Recently I bought a new laptop to use in my ham shack. I have several older accessories that use RS-232 and I had hoped to ...

[Too Many Wires] has a custom computer he’s building. He wanted a mouse, but USB is a bit of a stretch for the fledgling computer. We might have opted for PS/2, but he went for something even older: a ...