Table 73.Identify Device Information (Part 2 Of 7) - Hitachi T7K250 - Deskstar - Hard Drive Specifications

Table 74: Identify device information (Part 2 of 7)
An asterisk (*) in next to the Content field indicates the use of those parameters that are vendor specific
Word Content
48 0000H
49 XF00H
50 4000H
51 0200H
52 0200H
53 0007H
54 XXXXH
55 XXXXH
56 XXXXH
57-58 XXXXH
59 0XXXH
60-61 XXXXH
62 0000H
63 XX07H
Reserved
Capabilities, bit assignments:
15-14(=0) Reserved
13 Standby timer
(=1) Values as specified in ATA standard are supported
(=0) Values are vendor specific
12(=0) Reserved
11(=1) IORDY Supported
10(=1) IORDY can be disabled
9(=1) Reserved
8(=0) Reserved
* 7-0(=0) Reserved
Capabilities. bit assignments
15-14(=01) Word 50 is valid
13- 1(=0) Reserved
0 Minimum value of Standby timer
(=0) less than 5 minutes
(=1) equal to or greater than 5 minutes
PIO data transfer cycle timing mode
* DMA data transfer cycle timing mode. Refer to Word 62 and 63
Validity flag of the word
15- 3(=0) Reserved
2(=1) 1 Word 88 is Valid
1(=1) 1=Word 64-70 are Valid
0(=1) 1=Word 54-58 are Valid
Number of current cylinders
Number of current heads
Number of current sectors per track
Current capacity in sectors
Word 57 specifies the low word of the capacity
Current Multiple setting. Bit assignments:
15- 9(=0) Reserved
8 1= Multiple Sector Setting is Valid
7- 0 xxh = Current setting for number of sectors
Total Number of User Addressable Sectors
Word 60 specifies the low word of the number
FFFFFFFh=The 48-bit native max address is greater than
268,435,455
Multiword DMA Transfer Capability
15- 8 Multiword DMA transfer mode active
7- 0(=7) Multiword DMA transfer modes supported
(support mode 0,1,and 2
Deskstar T7K250 Hard Disk Drive Specification
Description
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