In todays edition of "stuff that I found in my storage" a PS/2 meme
Image transcription:
mov rax, rbx add rax, rcx HELLO IT'S THE KEYBOARD I HAVE AN IMPORTANT MESSAGE E
this post was submitted on 05 Oct 2024
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PS/2 keyboards and mice send an interrupt to the CPU and the CPU stops whatever it’s doing, handles the mouse or keyboard input, then goes back to what it was doing.
This is not true of USB devices.