Fujitsu MHD2021AT, MHC2032AT, MHC2040AT manual Information to be read by Identify Device command 2

Interface

Word	Value	Description
69-79	X’00’	Reserved
80	X’000E’	Major version number *11
81	X’0000’	Minor version number (not reported)
82	X’000B’	Support of command sets *12
83	X’4000’	Support of command sets (fixed)
84-87	X’00’	Reserved
88	X’xx07’	Ultra DMA transfer mode
89-127	X’00’	Reserved
128	(Variable)	Security status *13
129-159	X’00’	Undefined
160-255	X’00’	Reserved

Table 5.4 Information to be read by IDENTIFY DEVICE command (2 of 3)
*1 Word 0: General configuration
Bit 15:	ATA device = 0, ATAPI device = 1	0
Bit 14-12:	Undefined	0
Bit 11:	Rotational speed tolerance is more than 0.5 %.	1
Bit 10:	Disk-data transfer rate 10 Mbps.	1
Bit 9:	Disk-data transfer rate is faster than 5 Mbps
	but 10 Mbps or slower	0
Bit 8:	Disk-data transfer rate is 5 Mbps or slower.	0
Bit 7:	Removable disk drive	0
Bit 6:	Fixed drive.	1
Bit 5:	Spindle motor control option implemented.	0
Bit 4:	Head switching time is more than 15 microseconds.	1
Bit 3:	Not MFM encoded.	1
Bit 2:	Soft sectored.	0
Bit 1:	Hard sectored.	1
Bit 0:	Reserved	0

*2 Word 10-19: Serial number; ASCII code (20 characters, right-justified)

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