Interface
At command issuance (Shadow Block Registers setting contents)
CM | 1 | 1 | 0 | 0 | 1 | 0 | 1 | R |
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DH | x | L | x | x |
| HD No. / LBA |
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CH |
| Start cylinder No. [MSB] / LBA |
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CL |
| Start cylinder No. [LSB] | / LBA |
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SN |
| Start sector No. |
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SC |
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| Transfer sector count |
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FR |
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| xx |
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At command completion (Shadow Block Registers contents to be read)
ST |
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| Status information | |||
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DH | x | L | x |
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| HD No. / LBA |
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CH |
| Start cylinder No. [MSB] / LBA | |||||
CL |
| Start cylinder No. [LSB] | / LBA | ||||
SN |
| Start sector No. | / LBA [LSB] | ||||
SC |
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| 00 (*1) |
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ER |
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| Error information | |||
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*1 If the command was terminated because of an error, the number of sectors for which data has not been written is set in this field.
