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5.3 Host Commands
C141-E145-02EN 5-35
Table 5.4 Information to be read by IDENTIFY DEVICE command (2 of 3)
Word Value Description
27-46 Set by a device Model name (ASCII code, 40 characters, left)
47 X’8010’ Maximum number of sectors per interrupt on READ/WRITE
MULTIPLE command
48 X’0000’ Reserved
49 X’0B00’ Capabilities *3
50 X’400x’ Capabilities *20
51 X’0200’ PIO data transfer mode *4
52 X’0200’ Reserved
53 X’0007’ Enable/disable setting of words 54-58 and 64-70, 88 *5
54 (Variable) Number of current Cylinders
55 (Variable) Number of current Head
56 (Variable) Number of current sectors per track
57-58 (Variable) Total number of current sectors
59 *6 Transfer sector count currently set by READ/WRITE
MULTIPLE command *6
60-61 *2 Total number of user addressable sectors (LBA mode only) *2
62 X’0000’ Reserved
63 X’xx07’ Multiword DMA transfer mode *7
64 X’0003’ Advance PIO transfer mode support status *8
65 X’0078’ Minimum multiword DMA transfer cycle time per word :
120 [ns]
66 X’0078’ Manufacturer’s recommended DMA transfer cycle time : 120
[ns]
67 X’00F0’ Minimum PIO transfer cycle time without IORDY flow control
: 240 [ns]
68 X’0078’ Minimum PIO transfer cycle time with IORDY flow control :
120 [ns]
69-79 X’0000’ Reserved
80 X’003C’ Major version number *9
81 X’0000’ Minor version number (not reported)
82 X’346B’ Support of command sets *10
83 X’7x28’ Support of command sets *11
84 X’40xx’ Support of command sets/function *12
85 *13 Valid of command sets/function *13