Datasheet

Travelstar 80GN Hard Disk Drive Specification

11.2 Register initialization

After a power on, a hard reset, or a software reset, the register values are initialized as shown in the table below.

If an Execute Device Diagnostic command is carried out, if the system is powered on, or if a hard reset occurs, the

system generates an Error Register diagnostic code. See the table below for a description of the codes.

Table 45: Default Register Values

Error Diagnostic Code

Sector Count 01h

LBA Low 01h

LBA Mid 00h

LBA High 00h

Device A0h

Status 50h

Alternate Status 50h

Table 46: Diagnostic codes

Code Description

01h No error detected

02h Formatter device error

03h Sector buffer error

04h ECC circuitry error

05h Controller microprocessor error

8xh Device 1 failed