The excellent author(s) over at EngBlaze have a great series of AVR / Arduino Tutorials running, with their latest article on the topic of using Timer Interrupts with the Arduino. As usual, the article does a great job of describing basic concepts and how to apply them. Be sure to check out their other tutorials, such as Interrupts and Low-Power Sleep Mode.The excellent author(s) over at EngBlaze have a great series of AVR / Arduino Tutorials running, with their latest article on the topic of using Timer Interrupts with the Arduino. As usual, the article does a great job of describing basic concepts and how to apply them. Be sure to check out their other tutorials, such as Interrupts and Low-Power Sleep Mode.