Fujitsu MPD3173AT Product Manual - Page 92
Fujitsu MPD3173AT - Desktop 17.3 GB Hard Drive Manual
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1) Multiword DMA transfer mode 2: Sets the FR register = X'03' and SC register = X'22' by the SET FEATURES command 2) Ultra DMA transfer mode 2: Sets the FR register = X'03' and SC register = X'42' by the SET FEATURES command At command issuance (I/O registers setting contents) 1F7H(CM) 1 1 0 0 1 0 1R 1F6H(DH) × L × DV Start head No. /LBA [MSB] 1F5H(CH) 1F4H(CL) 1F3H(SN) 1F2H(SC) 1F1H(FR) R = 0 or 1 Start cylinder No. [MSB]/ LBA Start cylinder No. [LSB] / LBA Start sector No. / LBA [LSB] Transfer sector count xx At command completion (I/O registers contents to be read) 1F7H(ST) Status information 1F6H(DH) × L × DV End head No. /LBA [MSB] 1F5H(CH) 1F4H(CL) 1F3H(SN) 1F2H(SC) 1F1H(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. (8) WRITE VERIFY (X'3C') This command operates similarly to the WRITE SECTOR(S) command except that the device verifies each sector immediately after being written. The verify operation is a read and check for data errors without data transfer. Any error that is detected during the verify operation is posted. At command issuance (I/O registers setting contents) 1F7H(CM) 0 0 1 1 1 1 0 0 1F6H(DH) × L × DV Start head No. /LBA [MSB] 1F5H(CH) 1F4H(CL) 1F3H(SN) 1F2H(SC) 1F1H(FR) Start cylinder No. [MSB]/ LBA Start cylinder No. [LSB] / LBA Start sector No. / LBA [LSB] Transfer sector count xx C141-E069-02EN 5 - 25
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