When using the attachInterrupt() function set Pullups/Pulldowns are reset, the Pin is left floating. When setting the pinMode after attaching the interrupt, it does work fine. However this is ...

One of the most commonly asked Arduino-related questions is how to write one’s programs in such a way that they can accommodate an overflow/wraparound condition in the millis() function. One of the ...

It’s possible to write one’s programs in such a way that they can accommodate an overflow/wraparound condition in the millis() function, but how does this actually work? It’s possible to write one’s ...