irq

irq — abbreviation

1. a signal that computer hardware or software sends to the processor to ask for im

1.縮寫C1
釋義

a signal that computer hardware or software sends to the processor to ask for immediate attention, so the processor pauses what it is doing and deals with an event such as a key press, a timer update, or incoming data from a device.

例句

Minh traced the printer fault to an IRQ conflict on the office PC.

collocation: IRQ conflict

When Talia pressed Enter, the keyboard sent an IRQ to the processor.

pattern: send an IRQ to the processor

同義詞
  • interrupt

    broader term for the event that stops the processor; IRQ often names the request that triggers it

  • hardware interrupt

    more specific term for an interrupt caused by a device, often through an IRQ line

文法句型

send an IRQ

raise an IRQ

IRQ + noun

用法筆記

Usually used in technical writing about operating systems and hardware. It often appears in phrases such as send an IRQ, raise an IRQ, IRQ line, and IRQ conflict; writers may spell out interrupt request before using the abbreviation.

常見錯誤

❌The mouse did an IRQ when I clicked.
✅The mouse sent an IRQ when I clicked.
💡An IRQ is a signal, so devices send or raise it rather than do it.
❌The processor sent an IRQ to the keyboard.
✅The keyboard sent an IRQ to the processor.
💡An IRQ normally comes from hardware or software that needs the processor's attention.