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5-92 C141-E224
Table 5.25 Information to be read by IDENTIFY DEVICE command (3/3)
Word Value Description
117-118 X ' 0100 ' Number of words for logical sectors
119-127 X ' 0000 ' 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
Bits 14-8: Undefined
Bit 7: Removable disk drive = 1
Bit 6: Fixed drive = 1
Bits 5-3: Undefined
Bit 2: IDENTIFY DEVICE Valid = 0
Bits 1-0: Reserved
*2 Word 1, 3, 6, 60-61
Word MHV2100BH MHV2080BH MHV2060BH MHV2040BH
1 X ' 3FFF ' X ' 3FFF ' X ' 3FFF ' X ' 3FFF '
3 X' 10 ' X ' 10 ' X ' 10 ' X ' 10 '
6 X ' 3F ' X ' 3F ' X ' 3F ' X ' 3F '
60-61 X ' BA52230 X ' 950F8B0 ' X ' 6FC7C80 ' X '4A85300 '
*3 Status of the Word 2 Identify information is shown as follows:
37C8h The device requires the SET FEATURES sub-command after the
power-on sequence in order to spin-up. The Identify information
is incomplete.
738Ch The device requires the SET FEATURES sub-command after the
power-on sequence in order to spin-up. The Identify information
is incomplete.