Seagate ST9250827AS Momentus 5400.4 SATA Product Manual - Page 36
Description if bit is set to 1, Word 63, Word 88, Word 93, Description, Value
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Word 95-99 100- 103 104- 127 128 129- 159 160- 254 255 Description ATA-reserved Total number of user-addressable LBA sectors available (see Section 2.2 for related information) These words are required for drives that support the 48-bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh. ATA-reserved Security status Seagate-reserved ATA-reserved Integrity word Value 0000H ST9250827AS = 488,397,168 ST9200827AS = 390,721,968 ST9160827AS = 312,581,808 ST9120817AS = 234,441,648 0000H 0001H xxxxH 0000H xxA5H Note. See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data: Description (if bit is set to 1) Bit Word 63 0 Multiword DMA mode 0 is supported. 1 Multiword DMA mode 1 is supported. 2 Multiword DMA mode 2 is supported. 8 Multiword DMA mode 0 is currently active. 9 Multiword DMA mode 1 is currently active. 10 Multiword DMA mode 2 is currently active. Bit Word 88 0 Ultra DMA mode 0 is supported. 1 Ultra DMA mode 1 is supported. 2 Ultra DMA mode 2 is supported. 3 Ultra DMA mode 3 is supported. 4 Ultra DMA mode 4 is supported. 8 Ultra DMA mode 0 is currently active. 9 Ultra DMA mode 1 is currently active. 10 Ultra DMA mode 2 is currently active. 11 Ultra DMA mode 3 is currently active. 12 Ultra DMA mode 4 is currently active. 13 Ultra DMA mode 5 is currently active. Bit Word 93 13 1 = 80-conductor cable detected, CBLID above VIH 0 = 40-conductor cable detected, CBLID below VIL 28 Momentus 5400.4 SATA Product Manual, Rev. A
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