I'm working on a DMX project using an Arduino UNO R4 WiFi. I've configured the GPT0 timer to generate the DMX break and MAB, but I'm having trouble setting up an interrupt to start the data transfer.

Learn the basics of embedded systems hacking with Arduino, Raspberry Pi & RTOS. Discover GPIO, interrupts, hands-on projects ...

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 ...

The symbol NOT_AN_INTERRUPT is not defined in Arduino.h #496 New issue Open obdevel ...