This is an Arduino library that enables you attach an interrupt to any pin of Arduino Uno, Nano, Mini and other 328-based boards. The Arduino attachInterrupt() function only allows pines 2 & ~3.

I'm using PICO2W in IDE arduino with release 5.3.0 I found a strange behaviour with the "attachInterrupt()" function when running on 2 cores programs for pico2. Every thing runs OK when running one 1 ...