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Discussion :: Microprocessors

  1. Let the initial contents of ACC and CY in 8085 be

    1. CY = 1
    2. ACC = 10000001
    After the instruction RAL is executed twice the contents of CY and ACC respectively will be

    2. A.
    1 and 00000011
    B.
    0 and 00000111
    C.
    1 and 00000111
    D.
    0 and 00000011

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    Answer : Option B

    Explanation :

    RAL means 'rotate left through carry'.

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