Seagate ST34321A Product Manual page 36

28 Medalist 8641, 6531, 4321, 3221 and 2110, Rev. B
Word
84 Command sets support extension
85 Command sets enabled
86 Command sets enabled
87 Command sets enable extension
88 Ultra DMA support and current mode
89 Security erase time
90 Enhanced security erase time
91–127 ATA-reserved
128 Security status
129–159 Seagate-reserved
160–255 ATA-reserved
Note. The following Multiword DMA and Ultra DMA mode settings are
used in words 63 and 88, respectively, 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.
8 Ultra DMA mode 0 is currently active.
9 Ultra DMA mode 1 is currently active.
10 Ultra DMA mode 2 is currently active.
Description Contents
4000
H
30 xx
H
0001
H
4000
H
0 x 07
H
0000
H
0000
H
0000
H
0000
H
xxxx
H
0000
H