cat5411 Catalyst Semiconductor, cat5411 Datasheet - Page 11

• Manufacturer Part Number: cat5411
• Description: Dual Digitally Programmable Potentiometers Dpp? With 64 Taps And Spi Interface
• Manufacturer: Catalyst Semiconductor

Figure 7. Increment/Decrement
INSTRUCTION FORMAT
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
Read Wiper Control Register (WCR)
Write Wiper Control Register (WCR)
Read Data Register (DR)
Write Data Register (DR)
Read Status (WIP)
¯¯¯
¯¯¯
¯¯¯
¯¯¯
¯¯¯
CS
CS
CS
CS
CS
Command
INC/DEC
0 1 0 1 0 0 A1
0 1 0 1 0 0 A1
0 1 0 1 0 0 A1
0 1 0 1 0 0 A1
0 1 0 1 0 0 A1
Issued
SCK
R
DEVICE ADDRESS
DEVICE ADDRESS
DEVICE ADDRESS
DEVICE ADDRESS
DEVICE ADDRESS
SI
W
A0 1 0 0 1
A0 1 0 1 0
A0 1 0 1 1 R1
A0 1 1 0 0 R1
A0 0 1 0 1
Timing
Limits
INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTION
Voltage Out
0
0
0
R0 0 P0 7 6 5 4 3 2 1 0
R0 0 P0 7 6 5 4 3 2 1 0
0
0
0
11
0 P0 7 6 5 4 3 2 1 0
0 P0 7 6 5 4 3 2 1 0
0
1
0 0
0 0
7 6 5 4 3 2 1 W
0 0
DATA
DATA
DATA
DATA
DATA
t
WRL
P
I
¯¯¯
¯¯¯
¯¯¯
¯¯¯
¯¯¯
CS
CS
CS
CS
CS
High Voltage
Write Cycle
Doc. No. MD-2114 Rev. I
CAT5411