IBM IC25N040ATCS04 - Travelstar 40 GB Hard Drive - 13.32 S.M.A.R.T. Function Set (B0 h); 13.32.1 S.M.A.R.T. Function Subcommands

13.32 S.M.A.R.T. Function Set (B0h)
see belowStatus1 0 1 1 0 0 0 0Command
- - - - - - - -Device/Head1 - 1 D - - - -Device/Head
- - - - - - - -Cylinder High1 1 0 0 0 0 1 0Cylinder High
- - - - - - - -Cylinder Low0 1 0 0 1 1 1 1Cylinder Low
- - - - - - - -Sector Number- - - - - - - -Sector Number
- - - - - - - -Sector CountV V V V V V V VSector Count
see belowErrorV V V V V V V VFeature
- - - - - - - -Data- - - - - - - -Data
7 6 5 4 3 2 1 0Register7 6 5 4 3 2 1 0Register
Command Block Input RegistersCommand Block Output Registers
V-0-V0V000V00000
ERRIDXCORDRQDSCDFRDYBSYAMNT0NABT0IDN0UNCCRC
0123456701234567
Status RegisterError Register
Figure 121. S.M.A.R.T. Function Set command (B0h)
The
S.M.A.R.T.
Function Set command provides access to the Attribute Values, the Attribute Thresholds,
and other low level subcommands that can be used for logging and reporting purposes and to accommo-
date special user needs. The
S.M.A.R.T.
Function Set command has several separate subcommands
which are selectable via the device's Features Register when the
S.M.A.R.T.
Function Set command is
issued by the host.
In order to select a subcommand the host must write the subcommand code to the device's Features
Register before issuing the
S.M.A.R.T.
Function Set command. The subcommands and their respective
codes are listed below.
Code Subcommand
S.M.A.R.T. Enable/Disable Automatic Off-lineDBh
S.M.A.R.T. Return StatusDAh
S.M.A.R.T. Disable OperationsD9h
S.M.A.R.T. Enable OperationsD8h
S.M.A.R.T. Write Log SectorD6h
S.M.A.R.T. Read Log SectorD5h
S.M.A.R.T. Execute Off-line ImmediateD4h
S.M.A.R.T. Save Attribute ValuesD3h
S.M.A.R.T. Enable/disable Attribute AutosaveD2h
S.M.A.R.T. Read Attribute ThresholdsD1h
S.M.A.R.T. Read Attribute ValuesD0h
Travelstar 60GH & 40GN hard disk drive specifications
165