What is a non-maskable interrupt?
What is a non-maskable interrupt (NMI) and what is its role?
SearchUnifiedCommunications.com members gain immediate and unlimited access breaking industry news, expert advice on UC, technical guides, and more -- all at no cost. Join me on SearchUnifiedCommunications.com today!
Kate Gerwig, Editorial Director
The basic idea is that a processor can mask or block interrupt requests to have the processor perform a task. A processor will typically not do this unless it gets really bogged down or busy. A non-maskable interrupt is used for very high priority tasks that you don't want the processor to be able to mask when it gets bogged down.
Dig Deeper
-
People who read this also read...
-
This was first published in March 2006