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Computer and Сomputer System Architecture (UWE – E.Merchan)
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After executing the following instructions:
MOV A, #0F0H MOV R3, #0FFH XRL A, R3 XRL A, #55H
What is the value in the accumulator?
Write your answer in XXH format.
After executing the following instructions:
MOV R0, #11001100B MOV A, R0 RL A RLC A RL A RLC A
What is the value in the accumulator?
Write your answer in XXH format (example: 5AH).
After executing the following instructions:
MOV A, #11110000B RRC A RRC A RRC A RRC A
What is the value in the accumulator?
Write your answer in XXH format.
After executing the following instructions:
MOV A, #2FH MOV B, #03H MUL AB MOV A, B
What is the value in the accumulator?
Write your answer in XXH format.
After executing the following instructions:
MOV A, #50H SUBB A, #15H MOV R2, A MOV A, #20H SUBB A, #30H
What is the value in the accumulator?
Write your answer in XXH format.