Fujitsu F2MC-8FX manual Table B-1 Bus Operation List 8/11, DAS Rolc a Rorc a Movw A, PS Movw PS, a

Models: F2MC-8FX

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APPENDIX B Bus Operation List

Table B-1

Bus Operation List (8/11)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CODE

MNEMONIC

~

 

Cycle

Address bus

Data bus

RD

WR

RMW

 

 

 

 

 

 

 

 

 

 

 

 

93

MOVW A, @A

3

 

1

N +2

The following

1

0

0

 

 

 

 

 

 

 

following instruction

 

 

 

 

 

 

 

 

2

(A) address

Data (H byte)

1

0

0

 

 

 

 

 

3

(A) +1 address

Data (L byte)

1

0

0

 

 

 

 

 

 

 

 

 

 

 

 

E4

MOVW A, #d16

3

 

1

N +2

Data (L byte)

1

0

0

 

E5

MOVW SP, #d16

 

 

2

N +3

The following

1

0

0

 

 

 

 

 

 

 

instruction

 

 

 

 

E6

MOVW IX, #d16

 

 

3

N +4

The following

1

0

0

 

 

 

 

 

 

 

following instruction

 

 

 

 

E7

MOVW EP, #d16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

84

DAA

1

 

1

N +2

The following

1

0

0

 

 

 

 

 

 

 

following instruction

 

 

 

 

94

DAS

 

 

 

 

 

 

 

 

 

02

ROLC A

 

 

 

 

 

 

 

 

 

03

RORC A

 

 

 

 

 

 

 

 

 

70

MOVW A, PS

 

 

 

 

 

 

 

 

 

71

MOVW PS, A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C8 - CF

INC Ri

3

 

1

N +2

The following

1

0

1

 

 

 

 

 

 

 

following instruction

 

 

 

 

D8 - DF

DEC Ri

 

 

2

Rn address

Data

1

0

1

 

 

 

 

 

3

Rn address

Data

0

1

0

 

 

 

 

 

 

 

 

 

 

 

 

E8 - EF

CALLV #n

7

 

1

N +2

Data of N +2

1

0

0

 

 

 

 

 

2

Vector address

Vector (H)

1

0

0

 

 

 

 

 

3

Vector address +1

Vector (L)

1

0

0

 

 

 

 

 

4

SP -1

Return address (L)

0

1

0

 

 

 

 

 

5

SP -2

Return address (H)

0

1

0

 

 

 

 

 

6

Address divergence

The following

1

0

0

 

 

 

 

 

 

ahead

instruction

 

 

 

 

 

 

 

 

7

Address divergence

The following

1

0

0

 

 

 

 

 

 

ahead +1

following instruction

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

247

Page 259
Image 259
Fujitsu F2MC-8FX manual Table B-1 Bus Operation List 8/11, DAS Rolc a Rorc a Movw A, PS Movw PS, a