5 Questions
What is an interrupt in a processor?
An input from an external device or peripheral to inform the processor that it is ready for communication
What happens when peripheral devices activate an interrupt signal?
The processor branches to a program called interrupt service routine
What does the processor do before branching to the interrupt service routine?
Completes the execution of the current instruction
What is the purpose of the interrupt service routine?
To perform tasks requested by the interrupting device
What action does the processor take after executing the interrupt service routine?
Returns to the main program
Test your knowledge of 8051 interrupts and timers/counters with this quiz. Challenge yourself with questions on interrupt signals, interrupt service routines, and processor communication.
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