12 mode select (6), Mode select (6) – FUJITSU M3097G User Manual

Page 104

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4.4.12 MODE SELECT (6)

The normal sequence related to MODE SELECTE (6) of this scanner is listed
below:

Proce>

dure

Bus phase

Initiatorπs operation

¨ Æ

Targetπs operation

1

2

3

4

5

6

7

8

9

Bus Free

Arbitration

Selection

Message Out

Command

Data In

Status

Message In

Bus Free

Checks Bus Free

Acquires right to use the bus

Selects the target

Selects the logical device

Specifies MODE SELECT (6)
(CDB)

Specifies MODE SELECT
parameter data

Ж

Ж

Ж

Ж

¨

¨

Outputs the BSY
signal

Sets up mode data

Reports the GOOD
status

Reports Command
Complete

Releases the BSY
signal

(1)

MODE SELECT (6) command: Command phase (Initiator to Target)

This command is used to set up miscellaneous parameters in peripheral devices.

CDB of this command is shown below:

Byte 0

1

2

3

4

5

Operation code X©15π

Logical unit number

(Reserved)

7

6

5

4

3

2

1

0

PF

(Reserved)

SP

Parameter list length

Control byte

4 $ 79

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