Fujitsu MHN2150AT, MHN2100AT, MHN2300AT manual Information to be read by Identify Device command 1

Interface

		At command issuance (I/O registers setting contents)
		1F7H(CM)	1		1	1	0	1	1	0	0
		1F6H(DH)		x	x	x	DV	xx
		1F5H(CH)		xx
		1F4H(CL)		xx
		1F3H(SN)		xx
		1F2H(SC)		xx
		1F1H(FR)		xx
		At command completion (I/O registers contents to be read)
		1F7H(ST)		Status information
		1F6H(DH)		x	x	x	DV	xx
		1F5H(CH)		xx
		1F4H(CL)		xx
		1F3H(SN)		xx
		1F2H(SC)		xx
		1F1H(ER)		Error information
Table 5.4 Information to be read by IDENTIFY DEVICE command (1 of 3)
Word		Value						Description
0		X’045A’		General Configuration *1
1	*2			Number of Logical cylinders *2
2		X’C837’		Detailed Configuration
3	*2			Number of Logical Heads *2
4-5		X’0000’		Undefined
6	*2			Number of Logical sectors per Logical track							*2
7-9		X’0000’		Undefined
10-19	Set by a device			Serial number (ASCII code, 20 characters, right)
20		X’0003’		Undefined
21		X’1000’		Buffer Size (1 LSB: 512 Byte)
22		X’0004’		Number of ECC bytes transferred at READ LONG or
				WRITE LONG command

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