SDCFIR-001G-388 SanDisk, SDCFIR-001G-388 Datasheet - Page 41

• Manufacturer Part Number: SDCFIR-001G-388
• Description: COMPACT FLASH IND 1GB
• Manufacturer: SanDisk

Specifications of SDCFIR-001G-388

• Memory Size: 1GB
• Memory Type: CompactFLASH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 585-1234; SDCFIR-001G-388

SanDisk Industrial Grade CompactFlash 5000
3.5
The following sections provide valuable information for the I/O Transfer
function.
3.5.1
The Common Memory transfer to or from SanDisk CompactFlash memory
cards can be either 8 or 16 bits. The card permits both 8- and 16-bit access to
all its Common Memory addresses.
3.6
This section contains valuable information on the True IDE Mode I/O Transfer
function.
3.6.1
SanDisk CompactFlash Memory cards can be configured in a True IDE Mode of
operation. Cards are configured in this mode only when the -OE input signal is
grounded by the host when power is applied to the cards. In this True IDE
Mode, the PCMCIA protocol and configuration are disabled and only I/O
operations to the Task File and Data Register are allowed. In this mode, no
Memory or Attribute registers are accessible to the host. CompactFlash cards
© 2007 SanDisk® Corporation
Standby
Byte Read
Access
(8 bits)
Byte Write
Access
(8 bits)
Word Read
Access (16 bits)
Word Write
Access (16 bits)
Odd Byte Read
Only (8 bits)
Odd Byte Write
Only (8 bits)
Function Code
I/O Transfer Function
True IDE Mode I/O Transfer Function
Common Memory Function
True IDE Mode I/O Function
X
H
H
H
H
H
H
H
H
-REG
Table 28: Common Memory Function
H
H
H
H
H
L
L
L
L
-CE2
H
L
L
L
L
L
L
H
H
-CE1
34
X
L
H
L
H
X
X
X
X
A0
X
L
L
H
H
L
H
L
H
-OE
X
H
H
L
L
H
L
H
L
-WE
High Z
High Z
High Z
Irrelevant
Irrelevant
Odd Byte
Odd Byte
Odd Byte
Odd Byte
D15-D8
High Z
Even Byte
Odd Byte
Even Byte
Odd Byte
Even Byte
Even Byte
High Z
Irrelevant
D7-D0
Product Manual
July 2007