80C286_08 Datasheet, PDF (55/60 Pages) Intersil Corporation – High Performance Microprocessor with Memory Management and Protection

80C286
80C286 Instruction Set Summary (Continued)
FUNCTION
FORMAT
Immediate from Regis- 100000sw mod 101 data
ter/Memory
r/m
data if
sw = 01
Immediate from Accumula- 0010110w data
tor
data if w =
1
SBB = Subtract with Borrow
Reg/Memory and Register 000110dw mod reg
to
r/m
Either
Immediate from Regis- 100000sw mod 011 data
ter/Memory
r/m
data if
sw = 01
Immediate from Accumula- 0001110w data
tor
data if w =
1
DEC = Decrement
Register/Memory
1111111w mod 001
r/m
Register
01001 reg
CMP = Compare
Register/Memory with Reg- 0011101w mod reg
ister
r/m
Register with Regis- 0011100w mod reg
ter/Memory
r/m
Immediate with Regis- 100000sw mod 111 data
ter/Memory
r/m
data if
sw = 01
Immediate with Accumula- 0011110w data
tor
data if w =
1
NEG = Change Sign
1111011w mod 011
r/m
AAA = ASCII Adjust for Add 00110111
DAA = Decimal Adjust for 00100111
Add
AAS = ASCII Adjust for 00111111
Subtract
DAS = Decimal Adlust for 00101111
Subtract
MUL = Multiply (Unsigned) 1111011w mod 100
r/m
CLOCK COUNT
COMMENTS
REAL PRO-
ADDRES TECTED
S
VIRTUAL
MODE ADDRESS
MODE
REAL PRO-
ADDRES TECTED
S
VIRTUAL
MODE ADDRESS
MODE
3, 7
3, 7
2
9
(Note 59) (Note 59)
3
3
2, 7
2, 7
2
9
(Note 59) (Note 59)
3, 7
3, 7
2
9
(Note 59) (Note 59)
3
3
2, 7
2, 7
2
9
(Note 59) (Note 59)
2
2
2, 6
2, 6
2
9
(Note 59) (Note 59)
2, 7
2, 7
2
9
(Note 59) (Note 59)
3, 6
3, 6
2
9
(Note 59) (Note 59)
3
3
2
7
2
7
(Note 59)
3
3
3
3
3
3
3
3
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