SDP3B FlashDisk Product Manual
SanDisk SDP3B FlashDisk Product Manual © 1998 SANDISK CORPORATION 27
Table 4-2 Signal Description (continued)
Signal Name Dir. Pin Description
WP
(PC Card Memory Mode)
Write Protect
O 33 Memory Mode - The SDP3B FlashDisk does not have a write
protect switch. This signal is held low after the completion of the
reset initialization sequence.
-IOIS16
( PC Card I/O Mode)
I/O Operation - When the SDP3B FlashDisk is configured for I/O
Operation, Pin 24 is used for the -I/O Selected is 16 Bit Port
(-IOIS16) function. A Low signal indicates that a 16 bit or odd
byte only operation can be performed at the addressed port.
-IOCS16
(True IDE Mode)
In True IDE Mode this output signal is asserted low when this
device is expecting a word data transfer cycle.
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