Looking for a timer interrupt library that can change intervals - Programming Questions - Arduino Forum
Arduino register control, timers and interruptions
Arduino Timer Interrupt Examples | ee-diary
How to Use Interrupts on the Arduino - Circuit Basics
GitHub - khoih-prog/TimerInterrupt_Generic: This library enables you to use Interrupt from Hardware Timers on supported Arduino boards such as AVR, ESP8266, ESP32, SAMD, SAM DUE, nRF52, Teensy, etc. These Hardware Timers, using