And if you were to go back a few more years into the past, you’d have found when you bought a mouse with a PS/2 connector fitted, it may well have come with an adapter for a 9-pin RS232 serial port.

You can still find them pretty easily, but sadly, most of them have lost their rad mechanical keyboard with its giant arrow keys and proprietary connector ... either a PS/2 keyboard or a USB ...

This was later updated to a DE-9 serial connector, followed by a version compatible with PS/2 ports, and finally, the USB and wireless incarnations used today. There was some overlap between the ...

Raymond Chen, a developer at Microsoft, explains how an adapter that converts a USB Type-A terminal, which was once included with some mice and keyboards, into a PS/2 connector works. A note on ...

The 5-pin DIN keyboard connector used with the first IBM PC (1981) and second-generation IBM AT (1984). It was subsequently replaced with the smaller 6-pin Mini-DIN connector on the IBM PS/2 in 1987.

The bus mouse connector looked like a PS/2 connector, but the pins were not the same. See mouse and PS/2 port. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.