Seagate ST38421A, ST32112A, ST36421A, ST34311A manual Word Description

U4 Family Product Manual, Rev. D		25
Word	Description	Value
	Configuration information:
	• Bit 15: 0 = ATA; 1 = ATAPI	0C5AH
0	• Bit 7: removable media
	• Bit 6: removable controller
	• Bit 0: reserved
		1060H
1	Number of logical cylinders:	(ST32112A)
	ST32112A = 4,192	22F0H
		(ST34311A)
	ST34311A = 8,944	3412H
	ST36421A = 13,330	(ST36421A)
	ST38421A = 16,368	3FF0H
		(ST38421A)
2	ATA-reserved	0000H
3	Number of logical heads:	10H
	ST32112A = 16	(ST32112A)
		(ST38421A)
	ST34311A = 15
		0FH
	ST36421A = 15	(ST34311A)
	ST38421A = 16	(ST36421A)
4	Retired	0000H
5	Retired	0000H
6	Number of logical sectors per logical	003FH
	track: 63
7–9	Retired	0000H
10–19	Serial number: (20 ASCII characters,	ASCII
	0000H = none)
20	Retired	0000H
21	Retired	0200H
22	Obsolete	0004H
23–26	Firmware revision (8 ASCII character	x.xx
	string, padded with blanks to end of
	string)