Flush Cache (E7H); Figure 47 Flush Cache Command (E7H) - Hitachi HTS541616J9AT00 - Travelstar 160 GB Hard Drive Specifications

14.4

Flush Cache (E7h)

Command Block Output Registers
Register
Data
Feature
Sector Count
LBA Low
LBA Mid
LBA High
Device
Command
Error Register
7 6 5 4
CRC UNC 0 IDN
0 0 0 0

Figure 47 Flush Cache Command (E7h)

This command causes the device to complete writing data from its cache.
The device returns a status, RDY=1 and DSC=1 (50h), after following sequence.
•
Data in the write cache buffer is written to disk media.
•
Return a successfully completion.
Travelstar 5K160 (PATA) Hard Disk Drive Specification
7 6 5 4 3 2 1 0
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - D - - - -
1 1 1 0 0 1 1 1
3 2 1 0
0 ABT T0N AM
N
0 V 0 0
Command Block Input Registers
Register
Data
Error
Sector Count
LBA Low
LBA Mid
LBA High
Device
Status
Status Register
7 6 5
BSY RDY DF
0 V 0
99 / 188
7 6 5 4 3 2 1 0
- - - - - - - -
...See Below...
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
...See Below...
4 3 2 1
DSC DRQ COR IDX ERR
V - 0 -
0
V