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5.3 Host Commands
C141-E120-02EN 5-53
Table 5.6 Diagnostic code
Code Result of diagnostic
X’01’
X’03’
X’05’
X’8x’
No error detected.
Data buffer compare error
ROM sum check error
Failure of device 1
attention: The device responds to this command with the result of power-on
diagnostic test.
At command issuance (I/O registers setting contents)
1F7
H
(CM)10010000
1F6
H
(DH) x x x DV
Head No. /LBA [MSB]
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) x x x DV
Head No. /LBA [MSB]
1F5
H
(CH)
1F4
H
(CL)
1F3
H
(SN)
1F2
H
(SC)
1F1
H
(ER)
xx
xx
01
H
(*1)
01
H
Diagnostic code
*1 This register indicates X’00’ in the LBA mode.