Seek - 7Xh; Set Features - Efh - SanDisk CompactFlash Product Manual

CompactFlash Memory Card Product Manual
6.1.16

Seek - 7XH

Bit -> 7
Command (7)
C/D/H (6) 1
Cyl High (5)
Cyl Low (4)
Sec Num (3)
Sec Cnt (2)
Feature (1)
This command is effectively a NOP command to
the CompactFlash Memory Card although it does
perform a range check of cylinder and head or
6.1.17

Set Features - EFH

Bit -> 7
Command (7)
C/D/H (6)
Cyl High (5)
Cyl Low (4)
Sec Num (3)
Sec Cnt (2)
Feature (1)
This command is used by the host to establish or
select certain features. Table 6-5 defines a l l
features that are supported. Please note that the
70
6 5 4
LBA 1 Drive
Cylinder High (LBA 23-16)
Cylinder Low (LBA 15-8)
X (LBA 7-0)
6 5 4
X Drive
Feature
SanDisk CompactFlash Memory Card Product Manual © 1998 SANDISK CORPORATION
3 2
7XH
Head (LBA 27-24)
X
X
LBA address and returns an error if the address is
out of range.
3 2
EFH
X
X
X
X
Config
9AH feature is unique to the CompactFlash
Memory Card and are not part of the ATA
Specification.
1 0
1 0