Interface
Figure 5.2 Execution example of READ MULTIPLE command
At command issuance (I/O registers setting contents)
1F7H(CM) | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | ||
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1F6H(DH) | × | L | × | DV | Start head No. /LBA [MSB] | |||||
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1F5H(CH) | Start cylinder No. [MSB] / LBA |
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1F4H(CL) | Start cylinder No. [LSB] / LBA |
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1F3H(SN) | Start sector No. / LBA [LSB] |
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1F2H(SC) | Transfer sector count |
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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) | × | L | × | DV | End head No. /LBA [MSB] | |||||
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1F5H(CH) | End cylinder No. [MSB] / LBA |
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1F4H(CL) | End cylinder No. [LSB] / LBA |
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1F3H(SN) | End sector No. / LBA [LSB] |
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1F2 | H | (SC) | 00(*1) |
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1F1H(ER) | Error information |
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*1 If the command is terminated due to an error, the remaining number of sectors for which data was not transferred is set in this register.
