smc128cf Numonyx, smc128cf Datasheet - Page 16

• Manufacturer Part Number: smc128cf
• Description: 128-mbyte, 1-gbyte, 8-gbyte, 3.3/5 V Supply, Compactflash? Card
• Manufacturer: Numonyx

Electrical interface
Table 8.
16/29
–WE
(PC card memory mode)
–WE
–WE
WP
(PC card memory mode)
–IOIS16
(PC card I/O mode)
–IOCS16
(True IDE mode)
(PC card I/O mode)
(True IDE mode)
Signal name
Signals description (continued)
Dir.
O
I
Pin
36
24
Driven by the host to strobe memory write data to the
registers.
Used for writing to the configuration registers.
Not used, should be connected to V
No write protect switch available. It is held Low after the
completion of the reset initialization sequence.
Used for the 16-bit port (–IOIS16) function. Low indicates
that a 16-bit or odd byte only operation can be performed at
the addressed port.
Asserted Low when the card is expecting a word data
transfer cycle.
SMC128CF, SMC01GCF, SMC08GCF
Description
CC
by the host.