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Toshiba Corporation Digital Media Network Company
Page 66 of 153
© 2003, Copyright TOSHIBA Corporation All Rights Reserved
Sector interleave is always set to one regardless of sector sequence in the format table. Data subsequent
to format table are handled as “Don't care”.
FORMAT TABLE ( FIRST 86 BYTES )
(Ex. 43 logical sector mode)
0001, 0002, 0003, 0004, 0005, 0006, 0007, 0008, 0009, 0013, 0015, 0016, 0017, 0018,.0019,
001A,.......0029, 002A, 002B
DON’T CARE ( 426 BYTES ATTACHED )
0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, ........... 0000, 0000, 0000.
11.8.13 Seek (7xh)
COMMAND CODE
0 1 1 1 X X X X
REGISTER
REGISTER SETTING NORMAL COMPLETION
DR drive no. no change
CY cylinder to seek no change
HD head to seek no change
SN no change
SC no change
FT no change
LBA address to seek no change
This command moves the R/W heads to the cylinder specified in the task files. The drive sets BSY and
starts seek operation. After the completion of a seek operation, the drive asserts DSC
8
, negates BSY ,
and return the interrupt.
If CY, HD and SN registers show invalid address, “ID Not Found” error is reported and no seek operation
shall be executed. All commands related to data access possess Implied Seek function and don't need this
command.
11.8.14 Toshiba Specific
COMMAND CODE
1 0 0 0 X X X X
1 0 0 1 1 0 1 0
1 1 1 1 0 0 0 0
1 1 1 1 0 1 1 1
1 1 1 1 1 0 1 X
1 1 1 1 1 1 X X
These commands are only for factory use. Host must not issue them.
8
ATA-2 Notes: Prior to ATA-2 standard, this bit indicated that the device was on track. This bit may be used for other purposes in
future standards. For compatibility the drive supports this bit as ATA-1 specifies. User is recommended not to use this bit.