Instruction formats of 8086                                                                                                                       Print this page
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d) Register to/from Memory with Displacement : This type of instruction format contains one or two additional bytes for displacement along with 2-byte the format of the register to/from memory without displacement.

Here MOD fields indicates the size of displacement.

MOD = 0 1 indicates displacement of 8 bytes (instruction is of size 3 bytes)

MOD = 1 0 indicates displacement of 16 bytes. (instruction is of size 4 bytes)

Already we have seen the other two options of MOD

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