Wear Level - F5H; Write Buffer - E8H - SanDisk CompactFlash Product Manual

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6.1.23

Wear Level - F5H

Bit ->
7
Command (7)
C/D/H (6)
X
Cyl High (5)
Cyl Low (4)
Sec Num (3)
Sec Cnt (2)
Feature (1)
This command is effectively a NOP command and
only implemented for backward compatability
with earlier SanDisk SDP series products. The
6.1.24

Write Buffer - E8H

Bit ->
7
Command (7)
C/D/H (6)
Cyl High (5)
Cyl Low (4)
Sec Num (3)
Sec Cnt (2)
Feature (1)
The Write Buffer command enables the host to
overwrite contents of the CompactFlash Memory
Card's sector buffer with any data pattern
SanDisk CompactFlash Memory Card Product Manual © 1998 SANDISK CORPORATION
CompactFlash Memory Card Product Manual
6
5
4
F5H
X
X
Drive
Completion Status
Sector Count Register will always be returned
with an 00H indicating Wear Level is not needed.
6
5
4
E8H
X
Drive
desired. This command has the same protocol as
the Write Sector(s) command and transfers 512
bytes.
3
2
Flag
X
X
X
X
3
2
X
X
X
X
X
X
1
0
1
0
75

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