Hitachi HTS542525K9SA00 Specifications page 169

Description
Word Content
Capabilities, bit assignments:
50 4000H
PIO data transfer cycle timing mode
51 0200H
DMA data transfer cycle timing mode
52 0200H *
Refer Word 62 and 63
Validity flag of the word
53 0007H
Number of current cylinders
54 xxxxH
55 xxxxH Number of current heads
Number of current sectors per track
56 xxxxH
Current capacity in sectors
57-58 xxxxH
Word 57 specifies the low word of the capacity
Current Multiple setting. bit assignments
59 0xxxH
Total Number of User Addressable Sectors
Word 60 specifies the low word of the number
60-61 xxxxH
FFFFFFFh=The 48-bit native max address is greater than 268,435,455
62 0000H
Multiword DMA Transfer Capability
63 xx07H
64 0003H Flow Control PIO Transfer Modes Supported
Minimum Multiword DMA Transfer Cycle Time Per Word
65 0078H
66 0078H Manufacturer's Recommended Multiword DMA Transfer Cycle Time
67 00F0H Minimum PIO Transfer Cycle Time Without Flow Control
68 0078H Minimum PIO Transfer Cycle Time With IORDY Flow Control
69-74 0000H Reserved
75 001FH Queue depth
15-14(=01) word 50 is valid
13- 1 (=0) Reserved
0 Minimum value of Standby timer
(=0) less than 5 minutes
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
15- 9 (=0) Reserved
8 1= Multiple Sector Setting is Valid
7- 0 xxh = Current setting for number of sectors
15- 8 Multi word DMA transfer mode active
7- 0 (=7) Multi word DMA transfer modes supported
(support mode 0,1 and 2)
15-8(=0) Reserved
7-0 (=3) Advanced PIO Transfer Modes Supported
'11' = PIO Mode 3 and 4 Supported
15-0(=78) Cycle time in nanoseconds (120ns, 16.6MB/s)
15-0(=78) Cycle time in nanoseconds (120ns, 16.6MB/s)
15-0(=F0) Cycle time in nanoseconds (240ns, 8.3MB/s)
15- 0(=78) Cycle time in nanoseconds (120ns, 16.6MB/s)
15-5(=0) Reserved
4-0(=1F) Maximum queued depth - 1
Deskstar 7K160 Hard Disk Drive Specification
155