User Manual

SCSI Commands Reference Manual, Rev. J 481
www.seagate.com Parameters for direct access devices
5.4.7 Date Code page (C1h)
PERIPHERAL QUALIFIER field and PERIPHERAL DEVICE TYPE field
The PERIPHERAL QUALIFIER field and the PERIPHERAL DEVICE TYPE field are defined in standard INQUIRY data (see 3.6.2).
PAGE CODE field
The PAGE CODE field shall be set to the value defined in table 453.
PAGE LENGTH field
The PAGE LENGTH field specifies the length of the following VPD page data. The relationship between the PAGE LENGTH field and the CDB
ALLOCATION LENGTH field is defined in
2.2.6.
ETF Log field
The ETF Log date code field contains ASCII data. The data is stored in the format MMDDYYYY. Leading ASCII zero characters are added to sin-
gle-digit months or days.
COMPILE DATE CODE field
The COMPILE DATE CODE field contains 8 ASCII bytes of data for a date of the form MMDDYYYY.
LAST SPINDOWN POWER CYCLE COUNT field
The LAST SPINDOWN POWER CYCLE COUNT field contains the power cycle count saved at the last spin down.
LAST SPINDOWN TIMESTAMP field
The LAST SPINDOWN TIMESTAMP field contains the timestamp saved at the last spin down.
Table 453 ETF Log Date Code page (C1h)
Bit
Byte
7 6 5 4 3 2 1 0
0
PERIPHERAL
QUALIFIER
PERIPHERAL DEVICE TYPE
1 PAGE CODE (C1h)
2 00h
3 PAGE LENGTH (10h)
4 (MSB)
ETF LOG DATE IN ASCII. . .
11 (LSB)
12 (MSB)
COMPILE DATE CODE. . .
19 (LSB)
20
LAST SPINDOWN POWER CYCLE COUNT
21
22 (MSB)
LAST SPINDOWN TIMESTAMP. . .
27 (LSB)