Hitachi HTS725050A9A364 Datasheet download pdf (Page 98)

7K500 OEM Specification

Page 98 of 176

Word Content Description

128 0xxxH

Security status. Bit assignments

15-9 (=0)

Reserved

8 (=x)

Security Level 1= Maximum, 0= High

7-6 (=0)

Reserved

5 (=1)

1=Enhanced security erase supported

4 (=x)

1=Security count expired

3 (=x)

1=Security Frozen

2 (=x)

1=Security locked

1 (=x)

1=Security enabled

**0 (=1)

1=Security supported

129 000xH *

Current Set Feature Option. Bit assignments

15-4(=0)

Reserved

3(=x)

1=Auto reassign enabled

2(=x)

1=Reverting enabled

1(=x)

1=Read Look-ahead enabled

0(=x)

1=Write Cache enabled

130 xxxxH *

Reserved

131 000xH *

Initial Power Mode Selection. Bit assignments

15-1(=0)

Reserved

0(=x)

Initial Power Mode 1= Standby, 0= Idle

132-205 xxxxH *

Reserved

206 003DH

SCT Command Transport

15- 6(=0)

Reserved

5(=1)

1=SCT Data Tables supported

4(=1)

1=SCT Features Control supported

3(=1)

1=SCT Error Recovery Control supported

2(=1)

1=SCT Write Same supported

1(=0)

1=SCT Long Sector Access supported

0(=1)

1=SCT Command Transport supported

207 – 216 xxxxH *

Reserved

217 1518H

Media Rotation Rate

218 - 221 xxxxH *

Reserved

222 101FH

Transport Major Revision Number

15- 12

Transport Type 0=Parallel, 1=Serial, 2-15=Reserved

11- 5(=0)

Reserved

4(=1)

1=SATA 2.6

3(=1)

1=SATA 2.5

2(=1)

1=SATA II: Extensions

1(=1)

1=SATA 1.0a

0(=1)

1=ATA8-AST

223 0021H

Transport Minor Revision Number – ATA8-AST Revision 0b

224 – 233 xxxxH *

Reserved

234 0001H

Minimum number of data blocks per Download Microcode for mode 3

235 0080H

Maximum number of data blocks per Download Microcode for mode 3

236 - 254 xxxxH *

Reserved

255 xxA5H Integrity word

15-8 (=xxh)

Checksum

7-0 (=A5h)

Signature

Note.1 The ‘*’ mark in ‘Content’ field indicates the use of those parameters that are vendor specific.

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Hitachi HTS725050A9A364 Datasheet Page 98

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