Seagate 31, Note. See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data.

Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
31
129–159 Seagate-reserved xxxxH
160–254 ATA-reserved 0000H
255 Integrity word xxA5 H
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