W7CF128M1XA-H20PC-001.01 Wintec Industries, W7CF128M1XA-H20PC-001.01 Datasheet - Page 17

IC MEMORY

W7CF128M1XA-H20PC-001.01

Manufacturer Part Number
W7CF128M1XA-H20PC-001.01
Description
IC MEMORY
Manufacturer
Wintec Industries

Specifications of W7CF128M1XA-H20PC-001.01

Memory Size
128M bytes
Memory Type
CompactFLASH
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
385-1037
WintecCF-W7CF-H_v2.2 ROHS
June 2006  Wintec Industries, Inc.
INDUSTRIAL GRADE CompactFlash
W7CFxxxA-H Series ROHS 6/6 Compliant
32MB – 8-GB
2.2.3 True IDE Mode
The card can be configured in a True IDE Mode of operation. This card is configured in this mode only when the –OE input
signal is asserted GND by the host. In this True IDE Mode Attribute Registers are not accessible from the host. Only I/O
operation to the task files and data registers are allowed. If this card is configured during power on sequence, data registers are
accessed in word (16-bit). The card permits 8-bit accesses if the user issues a Set Feature Command to put the device in 8-bit
mode.
Table 14: True IDE Mode Read I/O Function
Table 15: True IDE Mode Write I/O Function
Invalid mode
Standby mode
Data register access
Alternate status access
Other task file access
Invalid mode
Standby mode
Data register access
Alternate status access
Other task file access
Mode
Mode
Figure 5: True IDE Mode I/O Access Timing Example
-CE2
-CE2
H
H
H
H
H
L
H
L
L
L
-CE1
-CE1
H
H
H
H
L
L
L
L
L
L
TM
Disk
A0 -A2
A0 -A2
1-7H
1-7H
6H
6H
0
0
-IORD
-IORD
L
L
L
L
L
L
-IOWR
-IOWR
H
H
H
H
H
H
Don’t care
Don’t care
Don’t care
Don’t care
Odd byte
Odd byte
D8 -D15
D8 -D15
High-Z
High-Z
High-Z
High-Z
Don’t care
Don’t care
Control in
Even byte
Status out
Even byte
D0 -D7
D0 -D7
High-Z
High-Z
Data
Data
15

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