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Timers are the hardware in the processor used to count and time events. Use this tag for questions about the hardware timers.

0 votes

How do I use interrupt service routines inside libraries and classes?

You may add handler (AKA hook) functions using function pointer to the Timer0 ISR inside the core wiring.c source file shipped with Arduino core, and assign latter (attache) this function pointer to a …
Yahya Tawil's user avatar
2 votes

Use timer0 without affecting millis() and micros()

I think the first solution suggested by dannyf's answer is wrong as ISR in AVR GCC can't be defined as weak function (why). I think the best solution is to add handler (AKA hook) functions using func …
Yahya Tawil's user avatar