HB288256C5 Datasheet, PDF (9/67 Pages) Hitachi Semiconductor – CompactFlash™

Signal name
Direction Pin No.
WP
O
24
(PC Card Memory mode)
Write Protect
-IOIS16
(PC Card I/O mode)
-IOIS16
(True IDE mode)
HB288256/192/160/128/096/064/032C5
Description
WP is held low because this card does not have write
protect switch.
-IOIS16 is asserted when task file registers are
accessed in 16-bit mode.
This output signal is asserted low when this device is
expecting a word data transfer cycle. Initial mode is
16-bit. If the user issues a Set Feature Command to
put the device in Byte access mode, the card permits
8-bit accesses.
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