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Scanner Interface
Appendix A-2
(4) Statuses
The following statuses are supported by this scanner:
• BUSY
• CHECK CONDITION
• GOOD
• RESERVATION CONFLICT
(5) Messages
The following messages are supported by this scanner:
• ABORT
• BUS DEVICE RESET
• COMMAND COMPLETE
• DISCONNECT
• IDENTIFY
• INITIATOR DETECTED ERROR
• MESSAGE PARITY ERROR
• MESSAGE REJECT
• NO OPERATION
• RESTORE POINTERS
• SAVE DATA POINTER
• SYNCHRONOUS DATA TRANSFER REQUEST
(6) Others
The bits and fields for which the word “Reserved” is described are checked. For a non-zero, an error is
returned.
A.1 Physical Specifications
The devices linked to this interface are daisy-chained with each other. A terminator is attached to the
ends of the interface. Interface specifications are shown below.
(1) Connection
Terminator
SCSI device
SCSI device
SCSI device
Terminator