Flush Cache (E7H); Table 50 Flush Cache Command (E7H) - Hitachi 7K320 - Travelstar Mobile Hard Drive Specifications

14.5 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

Table 50 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.
7 6 5 4 3 2 1 0
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
1 1 1 0 0 1 1 1
3 2 1 0
0 ABT T0N AM
N
0 V 0 0
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7K320 (SATA) OEM Specification
Command Block Input Registers
Register
Data
Error
Sector Count
LBA Low
LBA Mid
LBA High
Device
Status
Status Register
7 6 5 4
BSY RDY DF DSC DRQ COR IDX ERR
0 V 0 V
7 6 5 4 3 2 1 0
- - - - - - - -
...See Below...
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
...See Below...
3 2 1 0
- 0 0 V