Hitachi HDS728080PLAT20 Specifications - Page 141

Table 87: Identify device information, Part 2 of 7

Page 141 highlights

Table 87: Identify device information (Part 2 of 7) Word 49 50 51 52 53 54 55 56 57-58 59 60-61 62 63 64 65 Content xF00H * 4000H 0200H 0200H * 0007H xxxxH xxxxH xxxxH xxxxH 0xxxH xxxxH Description 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) 8 (=1) 7- 0 (=0) LBA supported DMA supported 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 PIO data transfer cycle timing mode DMA data transfer cycle timing mode Refer 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 0000H xx07H 0003H 0078H Multiword DMA Transfer Capability 15- 8 Multi word DMA transfer mode active 7- 0 (=7) Multi word DMA transfer modes supported (support mode 0,1 and 2) Flow Control PIO Transfer Modes Supported 15-8(=0) Reserved 7-0 (=3) Advanced PIO Transfer Modes Supported '11' = PIO Mode 3 and 4 Supported Minimum Multiword DMA Transfer Cycle Time Per Word 15-0(=78) Cycle time in nanoseconds (120ns, 16.6MB/s) Deskstar 7K80 Hard Disk Drive Specification 137

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Deskstar 7K80 Hard Disk Drive Specification
137
Table 87: Identify device information
(Part 2 of 7)
Word
Content
Description
49
xF00H
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)
LBA supported
8 (=1)
DMA supported
*
7- 0 (=0)
Reserved
50
4000H
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
51
0200H
PIO data transfer cycle timing mode
52
0200H
*
DMA data transfer cycle timing mode
Refer Word 62 and 63
53
0007H
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
54
xxxxH
Number of current cylinders
55
xxxxH
Number of current heads
56
xxxxH
Number of current sectors per track
57-58
xxxxH
Current capacity in sectors
Word 57 specifies the low word of the capacity
59
0xxxH
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
60-61
xxxxH
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
62
0000H
63
xx07H
Multiword DMA Transfer Capability
15- 8
Multi word DMA transfer mode active
7- 0 (=7)
Multi word DMA transfer modes supported
(support mode 0,1 and 2)
64
0003H
Flow Control PIO Transfer Modes Supported
15-8(=0)
Reserved
7-0 (=3)
Advanced PIO Transfer Modes Supported
'11' = PIO Mode 3 and 4 Supported
65
0078H
Minimum Multiword DMA Transfer Cycle Time Per Word
15-0(=78)
Cycle time in nanoseconds (120ns, 16.6MB/s)