GemAlarm@lemmy.world to Programmer Humor@programming.dev · 19 hours agoImportant Messagelemmy.worldimagemessage-square61linkfedilinkarrow-up10
arrow-up10imageImportant Messagelemmy.worldGemAlarm@lemmy.world to Programmer Humor@programming.dev · 19 hours agomessage-square61linkfedilink
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up0·19 hours agoUSB keyboards yelling into the void in the background hoping to be noticed.
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up0·19 hours agoThey ain’t even, the host actually polls “interrupt” endpoints
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up0·19 hours agoCouldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up0·18 hours agoIf you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs
minus-squaremarcos@lemmy.worldlinkfedilinkarrow-up0·18 hours agoModern CPUs can manage what interrupts them. Almost nothing actually does. Computers have a CPU just to get in the way of things interrupting the main CPU.
minus-squareMonkderVierte@lemmy.ziplinkfedilinkarrow-up0·7 hours agoYou have a CPU? Well, i have a CPU in a CPU!
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up0·15 hours agoI’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
minus-squareInternetCitizen2@lemmy.worldlinkfedilinkarrow-up0·18 hours ago Modern CPUs can manage what interrupts them. Almost nothing actually does. Based
USB keyboards yelling into the void in the background hoping to be noticed.
They ain’t even, the host actually polls “interrupt” endpoints
Couldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
If you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs
Modern CPUs can manage what interrupts them. Almost nothing actually does.
Computers have a CPU just to get in the way of things interrupting the main CPU.
You have a CPU? Well, i have a CPU in a CPU!
Yo dawg
I’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
Based