Function Set (B0H); Figure 140. S.m.a.r.t. Function Set Command (B0H) - IBM IC35L040AVVN07-0 - 40GB IDE Deskstar 120GXP 7200RPM UATA-100 07N9682 Specifications

11.33 S.M.A.R.T. Function Set (B0h)
Command Block Output
Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
Error Register
7 6 5
CRC UNC 0
0 V 0

Figure 140. S.M.A.R.T. Function Set Command (B0h)

The S.M.A.R.T. Function Set command provides access to Attribute Values, Attribute Thresholds, and
other low level subcommands that can be used for logging and reporting purposes and to accommodate
special user needs. The S.M.A.R.T. Function Set command has several separate subcommands which
are selectable via the Features Register of the device when the S.M.A.R.T. Function Set command is
issued by the host.
7 6 5 4 3 2 1 0
- - - - - - - -
V V V V V V V V
V V V V V V V V
- - - - - - - -
0 1 0 0 1 1 1 1
1 1 0 0 0 0 1 0
1 - 1 D - - - -
1 0 1 1 0 0 0 0
4 3 2 1 0
IDN 0 ABT T0N AMN
V 0 V 0 V
Deskstar 120GXP hard disk drive specifications
Command Block Input
Registers
Register
Data
Error
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Status
Status Register
7 6 5 4
BSY RDY DF DSC
0 V 0 V
164
7 6 5 4 3 2 1 0
- - - - - - - -
see below
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
see below
3 2 1 0
DRQ COR IDX ERR
– 0 – V