HD404374FT datasheet(131/161 Pages) RENESAS

131 / 161 page

HD404374/HD404384/HD404389/HD404082/HD404084 Series

Rev.5.00, Sep.11.2003, page 131 of 161

Table 34

Arithmetic Instructions

Operation

Mnemonic

Operation Code

Function

Status

Words/

Cycles

Add immediate to A

AI i

1 0

0 0 i

A + i

→ A

OVF

1/1

Increment B

0 0

0 1

0 0 1

1 0 0

B + 1

→ B

1/1

Decrement B

0 0

1 1

0 0 1

1 1 1

B – 1

→ B

1/1

Decimal adjust for

addition

DAA

0 0

1 0

1 0 0

1 1 0

1/1

Decimal adjust for

subtraction

DAS

0 0

1 0

1 0 1

0 1 0

1/1

Negate A

NEGA

0 0

0 1

1 0 0

0 0 0

A + 1 → A

1/1

Complement B

COMB

0 1

0 0 0

B → B

1/1

Rotate right A with carry

ROTR

0 0

1 0

1 0 0

0 0 0

1/1

Rotate left A with carry

ROTL

0 0

1 0

1 0 0

0 0 1

1/1

Set carry

SEC

0 0

1 1

1 0 1

1 1 1

→ CA

1/1

Reset carry

REC

0 0

1 1

1 0 1

1 0 0

→ CA

1/1

Test carry

0 0

0 1

1 0 1

1 1 1

1/1

Add A to memory

0 0

0 0 1

0 0 0

M + A

→ A

OVF

1/1

Add A to memory

AMD d

0 1

0 0

0 0 1

0 0 0

M + A

→ A

OVF

2/2

Add A to memory with

carry

AMC

0 0

0 1 1

0 0 0

M + A + CA

→ A

OVF

→ CA

OVF

1/1

Add A to memory with

carry

AMCD d

0 1

0 0

0 1 1

0 0 0

M + A + CA

→ A

OVF

→ CA

OVF

2/2

Subtract A from memory

with carry

SMC

0 0

1 0

0 1 1

0 0 0

M – A –

CA → A

→ CA

1/1

Subtract A from memory

with carry

SMCD d

0 1

1 0

0 1 1

0 0 0

M – A –

CA → A

→ CA

2/2

OR A and B

0 1

0 0 0

1 0 0

∪ B → A

1/1

AND memory with A

ANM

0 0

1 0

0 1 1

1 0 0

∩ M → A

1/1

AND memory with A

ANMD d

0 1

1 0

0 1 1

1 0 0

∩ M → A

2/2

OR memory with A

ORM

0 0

0 0 1

1 0 0

∪ M → A

1/1

OR memory with A

ORMD d

0 1

0 0

0 0 1

1 0 0

∪ M → A

2/2

EOR memory with A

EORM

0 0

0 1 1

1 0 0

⊕ M → A

1/1

EOR memory with A

EORMD d

0 1

0 0

0 1 1

1 0 0

⊕ M → A

2/2

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