Valeo interview question
What happens when an interrupt occurs?
Interview Answer
Anonymous
24 Aug 2015
1. The instruction that is being performed is completed. 2. PC, Status Register, and Linker Register are PUSHED into the STACK. 3. The ISR is executed. 4. To terminate the ISR, a RETI is executed in which all the values that have been pushed into the stack are POPED back.
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