bus settle delay

deskew delay +

deskew delay

cable skew delay

+ cable skew delay

 

 

 

 

 

BSY

SEL

C/D, MSG

I/O

REQ

ACK

DB

4.4Commands

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 error information as follows:

f Status key: B©00001￿ (CHECK CONDITION)

f Sense key: X©5￿ (ILLEGAL REQUEST)

(b)Relative addressing is not supported.

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

f Status key: B©00001￿ (CHECK CONDITION)

f Sense key: X©5￿ (ILLEGAL REQUEST)

(c)A control byte is not supported.

If this scanner receives a control byte b X©00￿ , it returns error information as follows:

f Status key: B©00001￿ (CHECK CONDITION)

f Sense key: X©5￿ (ILLEGAL REQUEST)

4 $ 20