ekZepp@lemmy.world to Programmer Humor@programming.devEnglish · 1 年前Vintagelemmy.worldimagemessage-square320linkfedilinkarrow-up11.36Karrow-down119
arrow-up11.34Karrow-down1imageVintagelemmy.worldekZepp@lemmy.world to Programmer Humor@programming.devEnglish · 1 年前message-square320linkfedilink
minus-squarecheet@infosec.publinkfedilinkarrow-up49·1 年前PS2 keyboards use interrupts rather than polling in USB, meaning every time a key is pressed the CPU stops what its doing to process it.
minus-squaremfed1122@discuss.tchncs.delinkfedilinkEnglisharrow-up8·1 年前Cool! I had no idea it was deeper than just a physical interface change.
minus-squareDrewfro66@lemmygrad.mllinkfedilinkEnglisharrow-up6·1 年前I didn’t know the PS2 had a keyboard
minus-squareSparroHawc@lemmy.ziplinkfedilinkarrow-up8·1 年前I know you’re probably being facetious… but the PS/2 port is what’s shown in the OP image. that said the Playstation 2 had USB ports, you could just plug a regular keyboard into it
minus-squaredrath@lemmy.worldlinkfedilinkarrow-up5·1 年前I’m wondering, is it still the case for mobos with Super IO?
minus-squaredan@upvote.aulinkfedilinkarrow-up4·1 年前Super IO does still use interrupts as far as I know. The PS/2 protocol is interrupt-driven, so it’s not possible to use a PS/2 keyboard or mouse without interrupts.
minus-squareDeebster@infosec.publinkfedilinkarrow-up1·1 年前And having to pick your IRQ when installing anything into your machine, and the weird bugs that could happen if you mucked it up.
minus-squareTaleya@aussie.zonelinkfedilinkEnglisharrow-up5·1 年前I remember manually programming the cylinders and heads on a hdd into the bios. Kids these days got it easy
minus-squareobrien_must_suffer@lemmy.worlddeleted by creatorlinkfedilinkarrow-up2·edit-21 年前deleted by creator
minus-squareDeebster@infosec.publinkfedilinkarrow-up1·1 年前And when the bits feel off the end and you had to wind them back on with a pencil.
PS2 keyboards use interrupts rather than polling in USB, meaning every time a key is pressed the CPU stops what its doing to process it.
Cool! I had no idea it was deeper than just a physical interface change.
I didn’t know the PS2 had a keyboard
I know you’re probably being facetious… but the PS/2 port is what’s shown in the OP image.
that said the Playstation 2 had USB ports, you could just plug a regular keyboard into it
I’m wondering, is it still the case for mobos with Super IO?
Super IO does still use interrupts as far as I know. The PS/2 protocol is interrupt-driven, so it’s not possible to use a PS/2 keyboard or mouse without interrupts.
And having to pick your IRQ when installing anything into your machine, and the weird bugs that could happen if you mucked it up.
I remember manually programming the cylinders and heads on a hdd into the bios. Kids these days got it easy
deleted by creator
And when the bits feel off the end and you had to wind them back on with a pencil.