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Discuss the various addressing modes of 8086. What are displacement, base and index? What is an effective address or offset?
written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k modified 3.1 years ago by gravatar for sagarkolekar sagarkolekar ★ 11k
microprocessors and microcontrollers
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written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k

Addressing modes refer to the different methods of addressing the operands. Addressing modes of 8086 are as follows:

  1. Immediate addressing mode-

    In this mode, the operand is specified in the instruction itself. Instructions are longer but the operands are easily identified.

    Example:

    MOV CL, 12H

    This instruction moves 12 immediately …

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