28 Barracuda 7200.7 Product Manual, Rev. E
56 Number of current logical sectors per logical track xxxxH
57–58 Current capacity in sectors xxxxH
59 Number of sectors transferred during a Read Multiple or Write Multiple
command xxxxH
60–61 Total number of user-addressable LBA sectors available
(see Section 2.2 for related information)
*Note: The maximum value allowed in this field is: 0FFFFFFFh
(268,435,455 sectors, 137 Gbytes). Drives with capacities over 137
Gbytes will have 0FFFFFFFh in this field and the actual number of user-
addressable LBAs specified in words 100-103. This is required for
drives that support the 48-bit addressing feature.
ST3160021A =0FFFFFFFh*
ST3160023A =0FFFFFFFh*
ST3120022A = 234,441,648
ST3120026A = 234,441,648
ST380011A = 156,301,488
ST380013A = 156,301,488
ST360014A = 117,231,408
ST340014A = 78,165,360
62 Retired 0000H
63 Multiword DMA active and modes supported
(see note following this table) xx07H
64 Advanced PIO modes supported (modes 3 and 4 supported) 0003H
65 Minimum multiword DMA transfer cycle time per word (120 nsec) 0078H
66 Recommended multiword DMA transfer cycle time per word (120 nsec) 0078H
67 Minimum PIO cycle time without IORDY flow control (240 nsec) 00F0H
68 Minimum PIO cycle time with IORDY flow control (120 nsec) 0078H
69–74 ATA-reserved 0000H
75 Queue depth 0000H
76–79 ATA-reserved 0000H
80 Major version number 007EH
81 Minor version number 0000H
82 Command sets supported 346BH
83 Command sets supported 7D01H
84 Command sets support extension 4003H
85 Command sets enabled 34xxH
86 Command sets enabled 3xxxH
87 Command sets enable extension 4003H
88 Ultra DMA support and current mode
(see note following this table) xx3FH
89 Security erase time 0000H
90 Enhanced security erase time 0000H
92 Master password revision code FFFEH
93 Hardware reset value (see description following this table) xx xxH
95–99 ATA-reserved 0000H
Word Description Value