interrupt vector


Also found in: Wikipedia.

interrupt vector

[′int·ə‚rəpt ‚vek·tər]
(computer science)
A list comprising the locations of various interrupt handlers.

interrupt vector

In the PC, one of 256 pointers that reside in the first 1KB of memory. Each vector points to a routine in the BIOS or elsewhere in memory, which handles the interrupt.
Mentioned in ?
References in periodicals archive ?
The Interrupt vector table addressed from 1000 H is realized as 256 bytes reserved for each Interrupt Service Routine (ISR) in contrast to only 8 bytes per interrupt vector address in the original 8051.
The 603 provides a separate interrupt and interrupt vector for power management: the System Management Interrupt (SMI).
6 interrupt vectors with 23 interrupt sources -- Flexible STOP mode recovery from 14 sources