Hitachi HTS543212L9SA00 Manual Do Utilizador
5K320 SATA OEM Specification
162
14.43 Write Buffer (E8h)
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
-
- - - -
- - - LBA Low
-
- - - - - - -
LBA Mid
-
- - - -
- - - LBA Mid
-
- - - - - - -
LBA High
-
- - - -
- - - LBA High
-
- - - - - - -
Device
-
- - - -
- - - Device
-
- - - - - - -
Command
1 1 1 0 1 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
AM
N
BSY RDY
DF
DSC DRQ COR IDX ERR
0
0
0
0
0
V
0
0
0
V
0
-
-
0
0
V
Table 127 Write Buffer Command (E8h)
The Write Buffer command transfers a sector of data from the host to the sector buffer of the
device. The sectors of data are transferred through the Data Register 16 bits at a time.
The Read Buffer and Write Buffer commands are synchronized such that sequential Write Buffer
and Read Buffer commands access the same 512 byte within the buffer.
device. The sectors of data are transferred through the Data Register 16 bits at a time.
The Read Buffer and Write Buffer commands are synchronized such that sequential Write Buffer
and Read Buffer commands access the same 512 byte within the buffer.