Figure 101. Identify Device Information (Part 2 Of 6) - IBM IC35L040AVVN07-0 - 40GB IDE Deskstar 120GXP 7200RPM UATA-100 07N9682 Specifications

Word Content
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
64 0003H
65 0078H
66 0078H
67 00F0H
68 0078H
69-74 0000H

Figure 101. Identify Device Information (part 2 of 6)

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.
62 and 63
Validity flag of the word
15–3(=0) Reserved
2(=1) 1=Word 88 are 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.
low word of the capacity
Current Multiple setting.
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.
specifies the low word of the number
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)
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)
Manufacturer's Recommended Multiword DMA Transfer
Cycle Time
15-0 (=78) Cycle time in nanoseconds (120ns, 16.6MB/s)
Minimum PIO Transfer Cycle Time Without Flow Control
15–0 (=F0) Cycle time in nanoseconds (240ns, 8.3MB/s)
Minimum PIO Transfer Cycle Time With IORDY Flow
Control
15–0 (=78) Cycle time in nanoseconds (120ns, 16.6MB/s)
Reserved
Deskstar 120GXP hard disk drive specifications
Description
Word 57 specifies the
Bit assignments:
118
Refer to Word
Word 60