cat5401 Catalyst Semiconductor, cat5401 Datasheet - Page 11

• Manufacturer Part Number: cat5401
• Description: Quad Digitally Programmable Potentiometers Dpp? With 64 Taps And Spi Interface
• Manufacturer: Catalyst Semiconductor

INSTRUCTION FORMAT
Global Transfer Data Register (DR) to Wiper Control Register (WCR)
Global Transfer Wiper Control Register (WCR) to Data Register (DR)
Transfer Wiper Control Register (WCR) to Data Register (DR)
Transfer Data Register (DR) to Wiper Control Register (WCR)
Increment (I)/Decrement (D) Wiper Control Register (WCR)
Note:
(1) Any write or transfer to the Non-volatile Data Registers is followed by a high voltage cycle after CS
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
¯¯¯
¯¯¯
¯¯¯
¯¯¯
¯¯¯
CS
CS
CS
CS
CS
0
0
0
0
0
1
1
1
1
1
DEVICE ADDRESSES
DEVICE ADDRESSES
DEVICE ADDRESSES
DEVICE ADDRESSES
DEVICE ADDRESSES
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
A1
A1
A1
A1
A1
(continued)
A0
A0
A0
A0
A0
0
1
1
1
0
0
0
1
1
0
0
0
1
0
1
INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTION
1
0
0
1
0
R1
R1
R1
R1
0
11
R0
R0
R0
R0
0
P1
P1
P1
0
0
P0
P0
P0
0
0
I/D
¯¯¯
¯¯¯
¯¯¯
¯¯¯
CS
CS
CS
CS
I/D
Voltage
Voltage
Cycle
Cycle
Write
Write
High
High
¯¯¯ goes high.
DATA
. . .
I/D
Doc. No. MD-2012 Rev. G
I/D
CAT5401
¯¯¯
CS