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C141-E090-01EN5 - 26
At command completion (I/O registers contents to be read)
1F7
H
(ST) Status information
1F6
H
(DH)
×
L
×
DV End head No. /LBA [MSB]
1F5
H
(CH)
1F4
H
(CL)
1F3
H
(SN)
1F2
H
(SC)
1F1
H
(ER)
End cylinder No. [MSB] / LBA
End cylinder No. [LSB] / LBA
End sector No. / LBA [LSB]
00 (*1)
Error information
*1 If the command is terminated due to an error, the remaining number of
sectors of which data was not transferred is set in this register.
(9) RECALIBRATE (X'1x', x: X'0' to X'F')
This command performs the calibration. Upon receipt of this command, the device sets BSY
bit of the Status register and performs a calibration. When the device completes the
calibration, the device updates the Status register, clears the BSY bit, and generates an
interrupt.
This command can be issued in the LBA mode.
At command issuance (I/O registers setting contents)
1F7
H
(CM) 0 0 0 1 x x x x
1F6
H
(DH)
× × ×
DV xx
1F5
H
(CH)
1F4
H
(CL)
1F3
H
(SN)
1F2
H
(SC)
1F1
H
(FR)
xx
xx
xx
xx
xx
At command completion (I/O registers contents to be read)
1F7
H
(ST) Status information
1F6
H
(DH)
× × ×
DV xx
1F5
H
(CH)
1F4
H
(CL)
1F3
H
(SN)
1F2
H
(SC)
1F1
H
(ER)
xx
xx
xx
xx
Error information