IBM IC25N040ATCS04 - Travelstar 40 GB Hard Drive, Specifications

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13.1 Check Power Mode (E5h/98h)
see below Status 1 1 1 0 0 1 0 1 Command
- - - - - - - - Device/Head 1 - 1 D - - - - Device/Head
- - - - - - - - Cylinder High - - - - - - - - Cylinder High
- - - - - - - - Cylinder Low - - - - - - - - Cylinder Low
- - - - - - - - Sector Number - - - - - - - - Sector Number
V V V V V V V V Sector Count - - - - - - - - Sector Count
see below Error - - - - - - - - Feature
- - - - - - - - Data - - - - - - - - Data
7 6 5 4 3 2 1 0 Register 7 6 5 4 3 2 1 0 Register
Command Block Input Registers Command Block Output Registers
V - 0 - - 0 V 0 0 0 V 0 0 0 0 0
ERR IDX COR DRQ DSC DF RDY BSY AMN T0N ABT 0 IDN 0 UNC CRC
0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7
Status Register Error Register
Figure 75. Check Power Mode command (E5h/98h)
The Check Power Mode command will report whether the device is spun up and the media is available for
immediate access.
Input parameters from the device
Sector Count This indicates the power mode code. The command returns FFh in the Sector
Count Register if the spindle motor is at speed and the device is not in Standby or
Sleep mode. Otherwise, the Sector Count Register is set to 0.
Travelstar 60GH & 40GN hard disk drive specifications
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