Computer Science Fundamentals System Design Objective
Feb 08, 2013

The ESC instruction of 8086 may have two formats. In one of the formats, no memory operand is used. Under this format, the number of external op-codes (for the co-processor) which can be specified is?

Choose the correct answer:
A) 1024
B) 512
C) 128
D) 64
Detailed Explanation

c is the right answer.

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