Seagate ST9100823A, ST9308110A, ST9408114A, ST960822A, ST9808211A 25, Note. See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data.

Momentus 5400.2 Product Manual, Rev. D

160–254 ATA-reserved 0000H

255 Integrity word 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

0Multiword DMA mode 0 is supported.

1Multiword DMA mode 1 is supported.

2Multiword DMA mode 2 is supported.

8Multiword DMA mode 0 is currently active.

9Multiword DMA mode 1 is currently active.

10 Multiword DMA mode 2 is currently active.

Bit Word 88

0Ultra DMA mode 0 is supported.

1Ultra DMA mode 1 is supported.

2Ultra DMA mode 2 is supported.

3Ultra DMA mode 3 is supported.

4Ultra DMA mode 4 is supported.

8Ultra DMA mode 0 is currently active.

9Ultra 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

Word Description Value

Seagate 25, Note. See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data.