Seagate ST120HM001, ST120HM000, ST240HM001, ST240HM000, ST480HM000, ST480HM001 manual Bit Word

WORD	DESCRIPTION	VALUE
127	Obsolete	0000H
128	Security status	0001H
129–159	Vendor specific	xxxxH
160–167	Reserved for the CompactFlash Association	0000H
168	Device Nominal Form Factor	0003H
169	DATA SET MANAGEMENT features supported	0001H
170–173	Additional Product Identifier (ATA String)	0000H
174–175	Reserved	0000H
176–197	Reserved	0000H
198–199	Reserved	8000H
200–205	Reserved	0000H
206	SCT Command Transport	0000H
207–208	Reserved for CE-ATA	0000H
209	Alignment of logical blocks within a physical block	4000H
210–211	Write-Read-Verify Sector Count Mode 3	0000H
212–213	Write-Read-Verify Sector Count Mode 2 (DWord)	0000H
214	NV Cache Capability	0000H
215-216	NV Cache Size in Logical Blocks (DWord)	0000H
217	Nominal media rotation rate	0001H
218	Reserved	0000H
219	NV Cache Options	0000H
220	Write-Read-Verify feature set	0000H
221	Reserved	0000H
222	Transport major version number	1020H
223	Transport minor version number	0000H
224-233	Reserved	0000H
234	Minimum number of 512-byte data blocks per	0001H
	DOWNLOAD MICROCODE command for mode 03h
235	Maximum number of 512-byte data blocks per	02A0H
	DOWNLOAD MICROCODE command for mode 03h
236-254	Reserved	0000H
255	Integrity word (XXA5H)	xxA5H

Note. See the bit descriptions below for words 49, 69, 76, 78, 82-87 and 119-120 of the Identify Drive data.

Description (if bit is set to 1)

Bit Word 49

8DMA Supported

9Shall be set to 1

10IORDY May be disabled

11IORDY supported

13	Standby Timer Values supported
Bit	Word 50
14	Shall be set to 1
SEAGATE 600 SSD PRODUCT MANUAL, REV. A		26