//A rising pulse from encodenren activated ai0(). AttachInterrupt 0 is DigitalPin nr 2 on moust Arduino. attachInterrupt(0, ai0, RISING); //B rising pulse from encodenren activated ai1().

This is a simple tutorial project. It describes how to use interrupt in Arduino Uno. The interrupt is a mechanism in which we can achieve a little multitasking and automation of microcontroller ...