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4 commands – FUJITSU SCANPARTNER 600C User Manual

Page 46

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4-18

4.4 Commands

Commands are directions issued from an initiator to a target. This image scanner supports the following
range of the commands specified by the SCSI standard.

(a) The identification number of logical unit (LUN: logical unit number) is B'000.’

If this scanner receives a value other than 000, it returns an error as follows:

Status key: B'0000l’(CHECK CONDITION)

Sense key: X'5’(ILLEGAL REQUEST)

(b) Relative addressing is not supported.

If this scanner receives a relative address (RelAdr) =1, it returns an error as follows:

Status key: B'OOOOl’(CHECK CONDITION)

Sense key: X'5’(WLEGAL REQUEST)

(c) A control byte is not supported.

If this scanner receives a control byte

X'00’, it returns an error as follows:

••

Status key: B'0000l ’(CHECK CONDITION)

Sense key: X'5’(ILLEGAL REQUEST)

Bus settle
delay

deskew delay +
cable skew delay

deskew delay +
cable skew delay

BSY

SEL

I/O

REQ

ACK

DB

C/D,MSG