M80C286 datasheet(53/60 Pages) INTEL

53 / 60 page

M80C286

M80C286 INSTRUCTION SET SUMMARY

(Continued)

CLOCK COUNT

COMMENTS

Real

Protected

Real

Protected

FUNCTION

FORMAT

Address

Virtual

Address

Virtual

Mode

Address

Mode

Address

Mode

DATA TRANSFER

(Continued)

LAHF

Load AH with flags

10011111

SAHFe

Store AH into flags

10011110

PUSHFe

Push flags

10011100

3329

POPFe

Pop flags

10011101

2 4

915

ARITHMETIC

ADDeAdd

Regmemory with register to either

000000dw

mod reg

r m

2 7

Immediate to registermemory

100000sw

mod000 r m

data

data if s w e 01

Immediate to accumulator

0000010w

data

data if we13

ADCeAdd with carry

Regmemory with register to either

000100dw

mod reg

r m

2 7

Immediate to registermemory

100000sw

mod010 r m

data

data if s w e 01

Immediate to accumulator

0001010w

data

data if we13

INCeIncrement

Registermemory

1111111w

mod000 r m

2 7

01000reg

SUBeSubtract

Regmemory and register to either

001010dw

mod reg

r m

2 7

Immediate from registermemory

100000sw

mod101 r m

data

data if s w e 01

Immediate from accumulator

0010110w

data

data if we13

SBBeSubtract with borrow

Regmemory and register to either

000110dw

mod reg

r m

2 7

Immediate from registermemory

100000sw

mod011 r m

data

data if s we01

Immediate from accumulator

0001110w

data

data if we13

DECeDecrement

Registermemory

1111111w

mod001

r m

2 7

01001

reg

CMPeCompare

Registermemory with register

0011101w

mod reg

r m

2 6

0011100w

mod reg

r m

2 7

Immediate with registermemory

100000sw

mod111

r m

data

data if s we01

Immediate with accumulator

0011110w

data

data if we13

NEGe

Change sign

1111011w

mod011

r m

AAAe

ASCII adjust for add

00110111

DAAe

Decimal adjust for add

00100111

M80C286 Datasheet(PDF) 53 Page - Intel Corporation

M80C286 Datasheet(HTML) 53 Page - Intel Corporation

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