Define interrupt service routine.
Understand the Problem
The question is asking for a definition of an interrupt service routine (ISR), which is a specific routine in computer programming that is triggered by the occurrence of an interrupt. This involves explaining its function in an operating system or embedded systems context.
Answer
ISR is a software routine executed in response to an interrupt signal from hardware.
An interrupt service routine (ISR) is a software routine that is executed in response to an interrupt signal from hardware.
Answer for screen readers
An interrupt service routine (ISR) is a software routine that is executed in response to an interrupt signal from hardware.
More Information
ISRs are crucial in real-time computing for handling events that require immediate attention, ensuring the system responds quickly to hardware signals.
Sources
- ISR (Interrupt Service Routine) Definition - TechTerms.com - techterms.com
- Interrupt handler - Wikipedia - en.wikipedia.org
- Interrupt Service Routine - an overview | ScienceDirect Topics - sciencedirect.com
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