x9400wv24iz-2.7t2 Intersil Corporation, x9400wv24iz-2.7t2 Datasheet - Page 10

• Manufacturer Part Number: x9400wv24iz-2.7t2
• Description: Quad Digitally Controlled Potentiometers Xdcp?
• Manufacturer: Intersil Corporation

Increment/Decrement Wiper Counter Register (WCR)
Global Transfer Data Register (DR) to Wiper Counter Register (WCR)
Global Transfer Wiper Counter Register (WCR) to Data Register (DR)
Read Status
Falling
Falling
Falling
Falling
Edge
Edge
Edge
Edge
CS
CS
CS
CS
device type
0 1 0 1 0 0
0 1 0 1 0 0
0 1 0 1 0 0
device type
0 1 0 1 0 0
device type
device type
identifier
identifier
identifier
identifier
addresses
addresses
addresses
addresses
device
device
device
device
10
A
1
A
1
A
1
A
1
A
0
A
0
A
0
A
0
1 0 0 0
instruction
0 1 0 1 0 0 0 1 0 0 0 0 0 0 0
instruction
0 0 1 0 X X
0 0 0 1
opcode
instruction
instruction
opcode
opcode
opcode
R
1
addresses
addresses
R
1
addresses
addresses
R
0
DR
wiper
WCR
R
0
DR
0 0
X9400
P
1
0 0
P
0
Rising
Edge
CS
(sent by X9400 on SO)
D
I/
Rising
(sent by master on SDA)
Edge
CS
increment/decrement
D
I/
Data Byte
HIGH-VOLTAGE
.
WRITE CYCLE
.
.
.
D
I/
W
P
I
D
I/
Rising
Edge
CS
Rising
Edge
CS
July 28, 2006
FN8189.3