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Chapter 4 SCSI Commands
TEST UNIT READY Command (00h)
DLT-S4 Interface Reference Guide
333
TEST UNIT READY Command (00h)
4
The
TEST UNIT READY
command checks the DLT-S4 tape drive to ensure
that it is ready for commands involving tape movement.
Figure 168
TEST UNIT
READY
Command Descriptor
Block
—
Data Format
Bit
7
6
5
4
3
2
1
0
Byte
0
Operation Code (00h)
1
Reserved
2 — 4
Reserved
5
Control