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PS/2 connectors lived on motherboards for a very very long time after mice and keyboards went to USB.
by at_a_remove 3y ago
PS/2 connectors lived on motherboards for a very very long time after mice and keyboards went to USB.
- userbinator 3y agoPS/2 ports are still there on high-end and "gamer" mobos. This is also related to the fact that a lot of high-end keyboards/mouses are also PS/2. They don't cost more than USB, are simpler in many ways, and if the mobo has dedicated ports for them, I think it make sense to plug the keyboard and mouse there to free up USB ports for other peripherals that are almost exclusively USB.
- hurryer 3y agoYou can actually damage the port if you unplug a PS/2 connector while power is on. Happened to me.
- dagmx 3y agoThere’s also the matter of PS/2 interruption vs USB. I don’t believe it truly matters much anymore but there were distinct advantages of PS/2 The link below has several outlined though I can’t speak to their veracity or relevance anymore https://superuser.com/questions/341215/is-there-a-distinct-advantage-that-a-ps2-port-has-over-a-serial-usb-port https://superuser.com/questions/341215/is-there-a-distinct-a...
- iopq 3y agoThe initial roll out of USB mice was on 125Hz polling interval. The PS/2 mice were faster at first because they sent the signal immediately with no delay. You can easily see the difference - with 125Hz it's impossible to draw a good circle with a mouse since it will always draw short straight lines