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Host Interface
4-46 C156-E227-01EN
When the IMMED (Immediate) bit is 1, the ODD responds with immediate end
after the command is received and before formatting is completed. At this time,
during formatting, the Ready bit of the Status register is set to 0, and then set to1
after formatting is completed.
Defect List Length must be 8. If any other value is set, the command responds
with Check Condition.
Table 4.42 Format Descriptor
Bit
Byte
76543210
0-3 Number of Blocks
4Reserbed
5-7 Block Length
The Format Descriptor value must be exactly the same as the Formattable
Descriptor value reported to the host by the READ FORMAT CAPACITIES
command. If a different value is specified, the command responds with Check
Condition.
4.6.4 INQUIRY command
Table 4.43 INQUIRY command
Bit
Byte
76543210
0 Operation Code (12h)
1 Logical Unit Number Reserved
2Reserved
3Reserved
4 Allocation Length
5-11 Reserved
The INQUIRY command transfers device information to the host.
If the INQUIRY command is issued while the ODD contains the Unit Attention
condition, the ODD responds normally, but does not clear the Unit Attention
condition.