Updated: 04/26/2017 by Computer Hope

intrAlternatively referred to as a maskable interrupt or trap, an interrupt is sometimes abbreviated as INTR and is a command or request. It tells the processor to stop what it's doing and wait for further instructions.

Hardware interrupts or maskable interrupts are interrupts that can be masked or turned off for a short time while the CPU is used for other critical operations.

APIC, INTA, Internal interrupt, Interrupt handler, IRQ, NMI, PCI IRQ Steering, SMI