SDCFH-1024-388 SanDisk, SDCFH-1024-388 Datasheet - Page 43

• Manufacturer Part Number: SDCFH-1024-388
• Description: COMPACT FLASH 1GB ULTRA II
• Manufacturer: SanDisk

Specifications of SDCFH-1024-388

• Memory Size: 1GB
• Memory Type: CompactFLASH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2007 SanDisk Corporation
SanDisk CompactFlash Card OEM Product Manual
3.4.5
3.5.1
3.5
Pin replacement changed bit/mask values are contained in Table 3-21.
Table 3-21
Socket and Copy Register (Address 206h in Attribute Memory)
This register contains additional configuration information. This register is always written by
the system before writing the card's Configuration Index Register.
I/O Transfer Function
The following sections provide valuable information for the I/O Transfer function.
Common Memory Function
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 accesses to all of its Common Memory
addresses.
Table 3-22
Standby
Byte Read Access
(8 bits)
Byte Write Access
(8 bits)
Operation
D3-D0
(write)
Initial Value of
Bit
D7
D4
Read
Write
Function Code
(C) Status
X
X
0
1
Reserved
Drive#
Name
Pin Replacement Changed Bit/Mask Bit Values
Common Memory Function
Reserved
X
D7
0
-REG
X
H
H
H
H
“C” Bit
This bit is reserved for future standardization. This bit must be set to "0" by
the software when the register is written.
This bit indicates the drive number of the card if twin card configuration is
supported.
The socket number is ignored by the card.
X
X
0
1
D6
-CE2
0
0
Written by Host
H
H
H
H
H
-CE1
H
L
L
L
L
D5
0
0
3-25
“M” Bit
A0
X
H
H
L
L
0
0
1
1
-OE
Drive# (0)
H
H
X
L
L
Drive#
D4
Description
-WE
X
H
H
L
L
Final “C” Bit
0
1
0
1
High Z
High Z
High Z
Don’t Care
Don’t Care
D3
X
0
D15-D8
Interface Description
D2
X
0
Unchanged
Unchanged
Cleared by host
Set by host
Comments
Rev. 12.0, 02/07
High Z
Even Byte
Odd Byte
Even Byte
Odd Byte
D1
X
0
D7-D0
D0
0
X