An interrupt is a signal that causes the microcontroller to stop its current execution and jump to a predefined function called an interrupt service routine (ISR).

This project implements an alphanumeric keypad, similar to the ones found in mobile phones, using an 8051 microcontroller. The system allows users to input alphanumeric characters and provides a ...

You can see amodel for the interrupt subroutine here. The codesets the microcontroller’s stack, register,ADC, Timer 2, and interrupt functions.To save image data, you must set the T bit in SREG to 1 ...