An Interrupt Service Routine (ISR) is a subroutine that handles external or

What is an interrupt service routine in microcontroller?

Question Posted / Vabhav Chandra Gaur

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Answer Posted / Vabhav Chandra Gaur

An Interrupt Service Routine (ISR) is a subroutine that handles external or internal events in a microcontroller. It allows the microcontroller to respond to asynchronous events and continue processing other tasks without waiting for the event to complete.

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