Fujitsu MAW3073 SERIES Specifications page 135

Scsi physical interface 3-1/2" intelligent disk drives
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Codes
Type
01h
Last
Command
02h
Multiple
Command
04h
Data
05h
Data
Stream
08h
Status
F0h - FFh
All others
The TAG field is a 16-bit integer assigned by the application client and sent to the INIT in the send
SCSI command request.
C141-C011
Table 1.26
Description
Sent by a SCSI initiator device to indicate a SPI command information unit
shall follow this SPI L_Q information unit. Indicates the SCSI initiator device
shall not send any more SPI command information units during the current
connection. The value of the DATA LENGTH field shall be greater than or
equal to 14h and less than or equal to 90h. The IUCRC INTERVAL field
shall be set to zero and ignored by the SCSI target device. The BIDI
DIRECTION field shall be set to zero and ignored by the receiving SCSI
target device.
Sent by a SCSI initiator device to indicate a SPI command information unit
shall follow this SPI L_Q information unit. Indicates the SCSI initiator device
has another SPI L_Q information unit and SPI command information unit
during the current connection. The value of the DATA LENGTH field shall
be greater than or equal to 14h and less than or equal to 90h. The IUCRC
INTERVAL field shall be set to zero and ignored by the SCSI target device.
The IUCRC INTERVAL field shall be set to zero and ignored by the SCSI
target device. The BIDI DIRECTION field shall be set to zero and ignored by
the receiving SCSI target device.
Sent by a SCSI target device to indicate a SPI data information unit shall
follow this SPI L_Q information unit. The DATA LENGTH field shall not be
set to zero. For a bidirectional command, the direction of the SPI data infor-
mation unit shall be indicated in the BIDI DIRECTION field of the SPI L_Q
in-formation unit as defined in table 1.27.
Sent by a SCSI target device to indicate an unspecified number of SPI data
stream information unit shall follow this SPI L_Q information unit. The
DATA LENGTH field shall not be set to zero. For a bidirectional command,
the direction of the SPI data stream information units shall be indicated in the
BIDI DIRECTION field of the SPI L_Q information unit as defined in table
1.27.
Sent by a SCSI target device to indicate a SPI status information unit may
follow this SPI L_Q information unit. A length of zero in the DATA
LENGTH field shall indicate no SPI status information unit shall follow the
SPI L_Q information unit (see 1.9.3.5). The IUCRC INTERVAL field shall
be set to zero and ignored by the SCSI initiator device. The IUCRC
INTERVAL field shall be set to zero and ignored by the SCSI target device.
The BIDI DIRECTION field shall be set to zero and ignored by the receiving
SCSI initiator device.
Vendor specific
Reserved
TYPE
1-117

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