5.3 Host Commands
Table 5.22 Information to be read by IDENTIFY DEVICE command (2 of 2)
Word Value
Description
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’00FC’
Major version number *11
81
X’0021’
Minor version number
82
X’346B’
Support of command sets *12
83
X’5B29’
Support of command sets *13
84
X’40xx’
Support of command sets/function *14
85
*15
Valid of command sets/function *15
86
*16
Valid of command sets/function *16
87
*17
Default of command sets/function *17
88
X’xx3F’
Ultra DMA transfer mode *18
89
Set by a device
Security Erase Unit execution time (1 LSB: 2 min.) *19
90
X’0000’
Enhanced Security Erase Unit execution time
(1 LSB: 2 min.)
91
(Variable)
Advance power management level
92
(Variable)
Master password revision
93
*20
Hardware configuration *20
94 (Variable)
Acoustic
Management level *21
95-99 X’0000’
Reserved
100-103
X’xx’
Total number of sectors accessible by users in the 48-bit LBA mode
*22
104-127 X’00’ Reserved
128
X’0xxx’
Security status *23
129-159 X’xxxx’ Undefined
160-254 X’0000’ Reserved
255
X’xxA5’
Check sum (The 2 complement of the lower order byte resulting from
summing bits 7 to 0 of word 0 to 254 and word 255, in byte units.)
*1 Word 0: General configuration
Bit 15:
ATA device = 0, ATAPI device = 1
C141-E250
5-79
Содержание MHW2040AT - Mobile 40 GB Hard Drive
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