M80C286 Ver la hoja de datos (PDF) - Intel

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M80C286

HIGH PERFORMANCE CHMOS MICROPROCESSOR WITH MEMORY MANAGEMENT AND PROTECTION

Intel 

M80C286

M80C286 INSTRUCTION SET SUMMARY (Continued)

FUNCTION

FORMAT

ARITHMETIC (Continued)

ANDeAnd

Reg memory and register to either

0 0 1 0 0 0 d w mod reg r m

Immediate to register memory

1 0 0 0 0 0 0 w mod 1 0 0 r m

data

data if we1

Immediate to accumulator

0010010w

data

data if we1

TESTeAnd function to flags no result

Register memory and register

1 0 0 0 0 1 0 w mod reg r m

Immediate data and register memory

1 1 1 1 0 1 1 w mod 0 0 0 r m

data

data if we1

Immediate data and accumulator

1010100w

data

data if we1

OReOr

Reg memory and register to either

0 0 0 0 1 0 d w mod reg r m

Immediate to register memory

1 0 0 0 0 0 0 w mod 0 0 1 r m

data

data if we1

Immediate to accumulator

0000110w

data

data if we1

XOReExclusive or

Reg memory and register to either

0 0 1 1 0 0 d w mod reg r m

Immediate to register memory

1 0 0 0 0 0 0 w mod 1 1 0 r m

data

data if w e 1

Immediate to accumulator

0011010w

data

data if w e 1

NOTeInvert register memory

1 1 1 1 0 1 1 w mod 0 1 0 r m

STRING MANIPULATION

MOVSeMove byte word

1010010w

CMPSeCompare byte word

1010011w

SCASeScan byte word

1010111w

LODSeLoad byte wd to AL AX

1010110w

STOSeStor byte wd from AL A

1010101w

INSeInput byte wd from DX port

0110110w

OUTSeOutput byte wd to DX port

0110111w

Repeated by count in CX

MOV5eMove string

CMPSeCompare string

11110011 1010010w

1111001z 1010011w

SCASeScan string

1111001z 1010111w

LODSeLoad string

11110011 1010110w

STOSeStore string

11110011 1010101w

INSeInput string

11110011 0110110w

OUTSeOutput string

11110011 0110111w

Shaded areas indicate instructions not available in M8086 88 microsystems

CLOCK COUNT

COMMENTS

Real

Address

Mode

Protected

Virtual

Address

Mode

Real

Address

Mode

Protected

Virtual

Address

Mode

27

27

2

9

37

37

2

9

3

3

26

26

2

9

36

36

2

9

3

3

27

27

2

9

37

37

2

9

3

3

27

27

2

9

37

37

2

9

3

3

27

27

2

9

5

5

2

9

8

8

2

9

7

7

2

9

5

5

2

9

3

3

2

9

5

5

2

9 14

5

5

2

9 14

5a4n

5a4n

2

9

5a9n

5a9n

28

89

5a8n

5a8n

28

89

5a4n

5a4n

28

89

4a3n

4a3n

28

89

5a4n

5a4n

2

9 14

5a4n

5a4n

2

9 14

55

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