Why RETI instruction is used after an ISR? Select one: O a. because it returns to the main program after clearing the roll over flag of the interrupt so that the interrupt can be caused again: O b. because it returns with carry O c. because it returns to the main program with all the flags of the SREG raised O d. none of the mentioned

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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Why RETI instruction is used after an ISR?
Select one:
O a. because it returns to the main program after clearing the roll over flag of the interrupt so that the interrupt
can be caused again i
O b.
because it returns with carry
Oc. because it returns to the main program with all the flags of the SREG raised
O d. none of the mentioned
Transcribed Image Text:Why RETI instruction is used after an ISR? Select one: O a. because it returns to the main program after clearing the roll over flag of the interrupt so that the interrupt can be caused again i O b. because it returns with carry Oc. because it returns to the main program with all the flags of the SREG raised O d. none of the mentioned
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