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DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem -93
.4 13 READ BLOCK LIMITS (05h)
Bit
6
5
3
2
0
0
Operation Code (05h)
1
Logical Unit Number
Reserved
2
Reserved
Byte
3
Reserved
4
Reserved
5
Unused
Reserved
Flag
Link
Figure 8-58
READ BLOCK LIMITS CDB
READ BLOCK LIMITS tells the drive to return its limits for block length. The READ
BLOCK LIMITS data shown below is sent during the DATA IN phase of the
command. The command does not reflect the currently selected block size, only the
available limits. MODE SENSE returns the current block size.
Bit
7
6
5
4
3
2
1
0
0
Reserved
1
(MSB)
2
Maximum Block Length
Byte
3
(LSB)
4
(MSB)
5
Minimum Block Length (0001h)
(LSB)
Figure 8-59
READ BLOCK LIMITS Data
Maximum Block Length
This field indicates the maximum block size. The device supports a maximum block
length of 16,777,215 bytes (16 MB-1) for the 10 GB or 20 GB format. A maximum
block length of 256 K bytes is supported for 2.6 GB or 6.0 GB formats.
Minimum Block Size
This field indicates the minimum block size. The device supports a minimum block
length of 1 byte.
Summary of Contents for DLT 4700
Page 1: ...DLTTM 4000 DLTTM 4500 DLTTM 4700 Cartridge Tape Subsystem Product Manual...
Page 2: ......
Page 160: ...Firmware Update From Tape 7 18 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...
Page 215: ...DLT4000 SCSI Interface DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem 8 55...
Page 304: ...DLT4000 SCSI Interface 8 144 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...
Page 342: ...Sense Key Information C 6 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...
Page 359: ...Index DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem 7...
Page 360: ...Index 8 DLT4000 DLT4500 DLT4700 Cartridge Tape Subsystem...