Hitachi HTS421210H9AT00, Specifications

Page: 124 / 239

Travelstar 4K120 Hard Disk Drive Specification
110
13.6 Format Track (50h: vendor specific)
Table 71: Format Track command (50h)
The Format Track command formats a single logical track on the device. Each good sector of data on the track will
be initialized to zero with the write operation. At this time, the read operation does not verify the correct initializa-
tion of the data sector. Any data previously stored on the track will be lost.
Output parameters to the device
LBA Low In LBA mode this register specifies that LBA address bits 0–7 are to be formatted. (L=1).
LBA High/Mid This indicates the cylinder number of the track to be formatted. (L = 0)
In LBA mode this register specifies that LBA address bits 8–15 (Mid) and bits 16–23
(High) are to be formatted. (L = 1)
H This indicates the head number of the track to be formatted (L = 0). In LBA mode this reg-
ister specifies that LBA address bits 24–27 are to be formatted. (L= 1)
Input parameters from the device
LBA Low In LBA mode this register specifies the current LBA address bits as 0–7 (L = 1).
LBA High/Mid In LBA mode this register specifies the current LBA address bits as 8–15 (Mid) and bits
16–23 (High).
H In LBA mode this register specifies the current LBA address bits as 24–27 (L=1).
In LBA mode this command formats a single logical track including the specified LBA.
Command Block Output Registers Command Block Input Registers
Register 7 6 5 4 3 2 1 0 Register 7 6 5 4 3 2 1 0
Data - - - - - - - - Data - - - - - - - -
Feature - - - - - - - Error see below
Sector Count - - - - - - - - Sector Count - - - - - - - -
LBA Low V V V V V V V V LBA Low V V V V V V V V
LBA Mid V V V V V V V V LBA Mid V V V V V V V V
LBA High V V V V V V V V LBA High V V V V V V V V
Device - L - D H H H H Device - - - - H H H H
Command 0 1 0 1 0 0 0 0 Status see below
Error Register Status Register
7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
CRC UNC 0 IDN 0 ABT T0N AMN BSY RDY DF DSC DRQ COR IDX ERR
0 0 0 V 0 V 0 0 0 V 0 V - 0 - V