Quantum Instruments DLT 7000 - Manual (Page 143)

SCSI Commands
Quantum DLT 7000 Tape System 5-39
5.8 LOG SENSE COMMAND (4Dh)
The LOG SENSE command allows the host to retrieve statistical information
maintained by the tape drive about its own hardware parameters or about the
installed tape medium. It is a complementary command to LOG SELECT.
Bit
Byte
7 6 5 4 3 2 1 0
0 Operation Code (4Dh)
1 Logical Unit Number (0) Reserved PPC SP(0)
2 PC Page Code
3 - 4 Reserved
5 - 6
(MSB)
Parameter Pointer
(LSB)
7 - 8
(MSB)
Allocation Length
(LSB)
9 Unused Reserved Flag Link
Figure 5–16 LOG SENSE Command Descriptor Block - Data Format