weird@sub.wetshaving.social to linuxmemes@lemmy.world · 14 hours agoThe good old dayssub.wetshaving.socialimagemessage-square44fedilinkarrow-up1509arrow-down110
arrow-up1499arrow-down1imageThe good old dayssub.wetshaving.socialweird@sub.wetshaving.social to linuxmemes@lemmy.world · 14 hours agomessage-square44fedilink
minus-squaregrue@lemmy.worldlinkfedilinkarrow-up6arrow-down1·10 hours agoI would expect that any motherboard that went to the trouble of including a PS/2 port would handle it with a real hardware interrupt, because the whole point of still having those things is to avoid the latency overhead of USB.
minus-squarekopasz7@sh.itjust.workslinkfedilinkEnglisharrow-up8·8 hours agoLargely an urban legend. The internal electronics of the keyboard/mouse matter more than the protocol for end to end latency. There are USB keyboards that beat a PS/2 one, at just 125 Hz polling. 1000 Hz polling pulls ahead even more. https://www.youtube.com/watch?v=eEswl6kZq5k&t=650
I would expect that any motherboard that went to the trouble of including a PS/2 port would handle it with a real hardware interrupt, because the whole point of still having those things is to avoid the latency overhead of USB.
Largely an urban legend. The internal electronics of the keyboard/mouse matter more than the protocol for end to end latency.
There are USB keyboards that beat a PS/2 one, at just 125 Hz polling. 1000 Hz polling pulls ahead even more.
https://www.youtube.com/watch?v=eEswl6kZq5k&t=650