Fujitsu F2MC-8FX manual Table B-1 Bus Operation List 5/11

Models: F2MC-8FX

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APPENDIX

 

 

 

 

 

 

 

 

Table B-1

Bus Operation List (5/11)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CODE

MNEMONIC

~

 

Cycle

Address bus

Data bus

RD

WR

RMW

 

 

 

 

 

 

 

 

 

 

C4

MOVW A, ext

5

 

1

N +2

ext (L byte)

1

0

0

 

 

 

 

2

N +3

The following

1

0

0

 

 

 

 

 

 

instruction

 

 

 

 

 

 

 

3

ext address

Data (H byte)

1

0

0

 

 

 

 

4

ext+1 address

Data (L byte)

1

0

0

 

 

 

 

5

N +4

The following

1

0

0

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

 

 

 

 

 

 

D4

MOVW ext, A

5

 

1

N +2

ext (L byte)

1

0

0

 

 

 

 

2

N +3

The following

1

0

0

 

 

 

 

 

 

instruction

 

 

 

 

 

 

 

3

ext address

Data (H byte)

0

1

0

 

 

 

 

4

ext+1 address

Data (L byte)

0

1

0

 

 

 

 

5

N +4

The following

1

0

0

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

 

 

 

 

 

 

C5

MOVW A, dir

4

 

1

N +2

The following

1

0

0

 

 

 

 

 

 

instruction

 

 

 

 

 

 

 

2

dir address

Data (H byte)

1

0

0

 

 

 

 

3

dir+1 address

Data (L byte)

1

0

0

 

 

 

 

4

N +3

The following

1

0

0

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

 

 

 

 

 

 

D5

MOVW dir, A

4

 

1

N +2

The following

1

0

0

 

 

 

 

 

 

instruction

 

 

 

 

 

 

 

2

dir address

Data (H byte)

0

1

0

 

 

 

 

3

dir+1 address

Data (L byte)

0

1

0

 

 

 

 

4

N +3

The following

1

0

0

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

 

 

 

 

 

 

C6

MOVW A,

4

 

1

N +2

The following

1

0

0

 

@IX+off

 

 

 

 

instruction

 

 

 

 

 

 

 

2

N +3

The following

1

0

0

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

3

(IX)+off address

Data (H byte)

1

0

0

 

 

 

 

4

(IX)+off+1 address

Data (L byte)

1

0

0

 

 

 

 

 

 

 

 

 

 

D6

MOVW @IX+off,

4

 

1

N +2

The following

1

0

0

 

A

 

 

 

 

instruction

 

 

 

 

 

 

 

2

N +3

The following

1

0

0

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

3

(IX)+off address

Data (H byte)

0

1

0

 

 

 

 

4

(IX)+off+1 address

Data (L byte)

0

1

0

 

 

 

 

 

 

 

 

 

 

244

Page 256
Image 256
Fujitsu F2MC-8FX manual Table B-1 Bus Operation List 5/11