M68HC11L1VFS View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

M68HC11L1VFS

ROM-based high-performance microcontrollers

Freescale Semiconductor 

Freescale Semiconductor, Inc.

Table 3-2 Instruction Set (Sheet 5 of 7)

Mnemonic Operation

Description

Addressing

Instruction

Condition Codes

Mode

Opcode Operand Cycles S X H I N Z V C

LSRB

Logical Shift

B

INH

Right B

0

b7

b0 C

LSRD

Logical Shift

INH

Right Double 0

b7 A b0 b7 B b0 C

MUL

Multiply 8 by 8

A∗B⇒D

INH

54

—

04

—

3D

—

2

———— 0 ∆ ∆ ∆

3

———— 0 ∆ ∆ ∆

10 — — — — — — — ∆

NEG (opr)

Two’s

Complement

Memory Byte

0–M⇒M

EXT

IND,X

IND,Y 18

70 hh ll

60 ff

60 ff

6

———— ∆ ∆ ∆ ∆

6

7

NEGA

Two’s

Complement

A

0–A⇒A

A

INH

40

—

2

———— ∆ ∆ ∆ ∆

NEGB

Two’s

Complement

B

0–B⇒B

B

INH

50

—

2

———— ∆ ∆ ∆ ∆

NOP

No operation

No Operation

INH

01

—

2

————————

ORAA (opr)

OR

Accumulator

A (Inclusive)

A+M⇒A

A

A

A

A

A

IMM

DIR

EXT

IND,X

IND,Y 18

8A ii

9A dd

BA hh ll

AA ff

AA ff

2

———— ∆ ∆ 0 —

3

4

4

5

ORAB (opr)

OR

Accumulator

B (Inclusive)

B+M⇒B

B

B

B

B

B

IMM

DIR

EXT

IND,X

IND,Y 18

CA ii

DA dd

FA hh ll

EA ff

EA ff

2

———— ∆ ∆ 0 —

3

4

4

5

PSHA

Push A onto A ⇒ Stk,SP = SP – 1 A

INH

Stack

36

—

3

————————

PSHB

Push B onto B ⇒ Stk,SP = SP – 1 B

INH

Stack

37

—

3

————————

PSHX

Push X onto IX ⇒ Stk,SP = SP – 2

INH

Stack (Lo

First)

3C

—

4

————————

PSHY

Push Y onto IY ⇒ Stk,SP = SP – 2

Stack (Lo

First)

INH

18

3C

—

5

————————

PULA

Pull A from SP = SP + 1, A ⇐ Stk A

INH

Stack

32

—

4

————————

PULB

Pull B from SP = SP + 1, B ⇐ Stk B

INH

Stack

33

—

4

————————

PULX

Pull X From SP = SP + 2, IX ⇐

INH

Stack (Hi

Stk

First)

38

—

5

————————

PULY

Pull Y from

Stack (Hi

First)

SP = SP + 2, IY ⇐

Stk

INH

18

38

—

6

————————

ROL (opr) Rotate Left

C b7

b0

EXT

IND,X

IND,Y 18

79 hh ll

69 ff

69 ff

6

———— ∆ ∆ ∆ ∆

6

7

ROLA

Rotate Left A

A

INH

49

—

2

———— ∆ ∆ ∆ ∆

C b7

b0

ROLB

Rotate Left B

B

INH

59

—

2

———— ∆ ∆ ∆ ∆

ROR (opr) Rotate Right

RORA Rotate Right A

C b7

b0

b7

b0 C

A

EXT

IND,X

IND,Y 18

INH

76 hh ll

66 ff

66 ff

46

—

6

———— ∆ ∆ ∆ ∆

6

7

2

———— ∆ ∆ ∆ ∆

b7

b0 C

RORB Rotate Right B

B

INH

56

—

2

———— ∆ ∆ ∆ ∆

b7

b0 C

RTI

Return from See Figure 3–2

INH

Interrupt

RTS

Return from See Figure 3–2

INH

Subroutine

SBA

Subtract B

A–B⇒A

INH

from A

3B

—

39

—

10

—

12

∆↓∆∆∆∆∆∆

5

————————

2

———— ∆ ∆ ∆ ∆

3-12

CENTRAL PROCESSING UNIT

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