THE
80286
INSTRUCTION SET
NOP-No
OPERATION
Opcode Instruction Clocks
Description
90
NOP
3
No
OPERATION
FLAGS MODIFIED
None
FLAGS UNDEFINED
None
OPERATION
Performs
no
operation.
NOP
is
a one-byte filler instruction that takes up space but affects none of the
machine context except IP.
PROTECTED MODE EXCEPTIONS
None
REAL ADDRESS MODE EXCEPTIONS
None
8-78