Service Interrupt - Hitachi T7K250 - Deskstar - Hard Drive Specifications

12.38 Service (A2h)
Table 116: Service command (A2h)
The Service command is used to provide data transfer or status or both of a command that was previously bus
released.
Output parameters to the device
D
Input parameters from the device
Command Block Output Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
Selected device
Input from the device as a result of a Service command are described in the command
description for the command for which Service is being requested.
Deskstar T7K250 Hard Disk Drive Specification
7 6 5 4 3 2 1 0
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
1 - 1 D - - - -
1 1 1 1 0 0 0 0
187