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28 Momentus 7200.3 SATA Product Manual, Rev. C
27–46 Drive model number: (40 ASCII characters, padded with
blanks to end of string)
ST9320421AS
ST9320421ASG
ST9250421AS
ST9250421ASG
ST9200421AS
ST9200423ASG
ST9160411AS
ST9160411ASG
ST9120411AS
ST9120411ASG
ST980411AS
ST980411ASG
47 (Bits 7–0) Maximum sectors per interrupt on Read multiple
and Write multiple (16)
8010
H
48 Reserved 0000
H
49 Standard Standby timer, IORDY supported and may be dis-
abled
2F00
H
50 ATA-reserved 0000
H
51 PIO data-transfer cycle timing mode 0200
H
52 Retired 0200
H
53 Words 54–58, 64–70 and 88 are valid 0007
H
54 Number of current logical cylinders xxxx
H
55 Number of current logical heads xxxx
H
56 Number of current logical sectors per logical track xxxx
H
57–58 Current capacity in sectors xxxx
H
59 Number of sectors transferred during a Read Multiple or
Write Multiple command
xxxx
H
60–61 Total number of user-addressable sectors
This field contains a value that is one greater than the total
number of user-addressable sectors. The maximum value
that shall be placed in this field is 0FFFFFFFh. The
0FFFFFFFh value applies to all capacities over 137Gbytes
(see Section 2.2 and 2.3 for related information).
ST9320421AS = 0FFFFFFFh
ST9320421ASG = 0FFFFFFFh
ST9250421AS = 0FFFFFFFh
ST9250421ASG = 0FFFFFFFh
ST9200421AS = 0FFFFFFFh
ST9200423ASG = 0FFFFFFFh
ST9160411AS = 0FFFFFFFh
ST9160411ASG = 0FFFFFFFh
ST9120411AS = 234,441,648
ST9120411ASG = 234,441,648
ST980411AS = 156,301,488
ST980411ASG = 156,301,488
62 Retired 0000
H
63 Multiword DMA active and modes supported
(see note following this table)
xx07
H
64 Advanced PIO modes supported (modes 3 and 4 supported) 0003
H
65 Minimum multiword DMA transfer cycle time per word
(120 nsec)
0078
H
66 Recommended multiword DMA transfer cycle time per word
(120 nsec)
0078
H
67 Minimum PIO cycle time without IORDY flow control
(240 nsec)
00F0
H
68 Minimum PIO cycle time with IORDY flow control (120 nsec) 0078
H
Word Description Value