Situation: You want to include a timer interrupt service routine in an assembly language program for an AVR-based Arduino. The program will be written, assembled and uploaded using the Arduino IDE.

Add a description, image, and links to the arduino-interrupt topic page so that developers can more easily learn about it.

The projects aims to setup a hardware timer that will generate an interrupt as a background function to run at regular intervals when working on microcontroller projects. Interrupts are signal that ...

but instead I found such an thorough and well thought-through answer on StackExchange that I thought I had to point it out. So, t0 the question: What is AVR Arduino interrupt latency? And how can it ...