Seek (X'70' To X'7F') - Fujitsu MHW2040AC Product Manual

(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 clears the BSY bit in the Status register and generates an interrupt.
In the LBA mode, this command performs the seek operation to the cylinder and
head position in which the sector is specified with the logical block address.
At command issuance (I/O registers setting contents)
1F7 (CM)
H
1F6 (DH)
H
1F5 (CH)
H
1F4 (CL)
H
1F3 (SN)
H
1F2 (SC)
H
1F1 (FR)
H
At command completion (I/O registers contents to be read)
1F7 (ST)
H
1F6 (DH)
H
1F5 (CH)
H
1F4 (CL)
H
1F3 (SN)
H
1F2 (SC)
H
1F1 (ER)
H
C141-E258
0 1 1 1
x L x DV
Cylinder No. [MSB] / LBA
Cylinder No. [LSB] / LBA
Sector No. / LBA [LSB]
xx
xx
Status information
x L x DV
Cylinder No. [MSB] / LBA
Cylinder No. [LSB] / LBA
Sector No. / LBA [LSB]
xx
Error information
5.3 Host Commands
x x x x
Head No. / LBA [MSB]
Head No. / LBA [MSB]
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