SanDisk SSD P4 User Manual Page 25

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SSD SATA 5000 2.5" Datasheet
Preliminary, Rev 0.2
© 2007 SanDisk® Corporation 25 May 2007, Document No. 80-11-01431
Write Multiple
Register
7
6
5
4
3
2
1
0
Features
N/A
Sector Count
Sector Count
Sector Number
Sector Number or LBA (7:0)
Cylinder Low
Cylinder Low or LBA (15:8)
Cylinder High
Cylinder High or LBA (23:16)
Device/Head
obs
LBA
obs
DEV
Head number or LBA (27:24)
Command
C5h
Similar to WRITE SECTORS except the basic transfer (after which device
sets BSY and host should wait for interrupt) is not 1 sector, but is
configurable by SET MULTIPLE command.
Write Multiple Ext
Register
7
6
5
4
3
2
1
0
Features
Current
Previous
Reserved
Reserved
Sector Count
Current
Previous
Sector Count (7:0)
Sector Count (15:8)
Sector Number
Current
Previous
Sector Number or LBA (7:0)
Sector Number or LBA (31:24)
Cylinder Low
Current
Previous
Cylinder Low or LBA (15:8)
Cylinder Low or LBA (39:32)
Cylinder High
Current
Previous
Cylinder High or LBA (23:16)
Cylinder High or LBA (47:40)
Device/Head
Obs
LBA
obs
DEV
Reserved
Command
39h
NOTE: Current is the value most recently written to the register. Previous is the value that was
in the register before the most recent write to the register.
Write Sectors
Register
7
6
5
4
3
2
1
0
Features
N/A
Sector Count
Sector Count
Sector Number
Sector Number or LBA (7:0)
Cylinder Low
Cylinder Low or LBA (15:8)
Cylinder High
Cylinder High or LBA (23:16)
Device/Head
obs
LBA
obs
DEV
Head number or LBA (27:24)
Command
30h or 31h
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