5.3 Host Commands
Table 5.6 Diagnostic code
Code | Result of diagnostic |
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X’01’ | No error detected. |
X’03’ | Data buffer compare error |
X’05’ | ROM sum check error |
X’8x’ | Failure of device 1 |
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attention: The device responds normally to this command without excuting internal diagnostic test.
At command issuance (I/O registers setting contents)
1F7H(CM) | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
1F6H(DH) | × | × | × | DV | Head No. /LBA [MSB] | |||
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1F5H(CH) | xx |
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1F4H(CL) | xx |
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1F3H(SN) | xx |
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1F2H(SC) | xx |
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1F1H(FR) | xx |
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At command completion (I/O registers contents to be read) |
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1F7H(ST) | Status information |
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1F6H(DH) | × | × | × | DV | Head No. /LBA [MSB] | |||
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1F5H(CH) | xx |
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1F4H(CL) | xx |
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1F3H(SN) | 01H (*1) |
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1F2H(SC) | 01H |
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1F1H(ER) | Diagnostic code |
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*1 This register indicates X’00’ in the LBA mode.
