User's Manual

T
T
T
S
S
S
1
1
1
G
G
G
~
~
~
3
3
3
2
2
2
G
G
G
C
C
C
F
F
F
1
1
1
3
3
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3
133X CompactFlash Card
Transcend Information Inc.
73
implement write cache. When the subcommand disable write cache is issued, the CompactFlash Storage
Card shall initiate the sequence to flush cache to non-volatile memory before command completion.
Feature 03h allows the host to select the PIO or Multiword DMA transfer mode by specifying a value in the
Sector Count register. The upper 5 bits define the type of transfer and the low order 3 bits encode the mode
value. One PIO mode shall be selected at all times. For Cards which support DMA, one Multiword DMA mode
shall be selected at all times. The host may change the selected modes by the Set Features command.
Set Multiple Mode - C6h
Set Sleep Mode- 99h or E6h
Standby - 96h or E2h