Calculate the memory address

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Reference no: EM133248626

1. Calculate the memory address the following instructions will access. Also explain the addressing modes that are used by each instruction.

a. MOV CX, [1234H]

b. MOV AX, [2222H]

c. MOV DX, [BP]

d. MOV DX, [BP+DI]

e. MOV DX, [BP + SI + 200H]

f. MOV DX, [BP + DI + 01H]

2. What is wrong with a

1. MOV [BX], [DI] instruction

2. MOV AX, DL instruction?

3. The 2's complement signed data contents of AL equal -1 and the contents of CL are-2. What result is produced in AX by executing the following instructions:

1. MUL CL

2. IMUL CL

4. Consider the execution of the instruction MOV CH, [BX-100H], find the effective address if

DS=3000 H, BX=2000 H.

Reference no: EM133248626

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