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5-40 C141-E262
(6) SEEK (X '70' to X '7F')
This command performs a seek operation to the track and selects the head
specified in the command block registers. After completing the seek operation,
the device reports the status to the host system.
In the LBA mode, this command performs the seek operation to the cylinder and
head position in which the sector is specified.
• Error reporting conditions
(1) A specified address exceeds the range where the head can be positioned
(ST = 51h, ER = 10h).
(2) Head positioning is not possible because an error occurred
(ST = 51h, ER = 10h).
(3) A SATA communication error occurred (ST = 51h, ER = 14h).
At command issuance (Shadow Block Registers setting contents)
CM 0 1 1 1 x x x x
DH x L x x HD No. / LBA
CH
CL
SN
SC
FR
Start cylinder No. [MSB] / LBA
Start cylinder No. [LSB] / LBA
Start sector No. / LBA [LSB]
xx
xx
At command completion (Shadow Block Registers contents to be read)
ST Status information
DH x L x x HD No. / LBA
CH
CL
SN
SC
ER
Start cylinder No. [MSB] / LBA
Start cylinder No. [LSB] / LBA
Start sector No. / LBA [LSB]
xx
Error information