CAT5409WI-25 Datasheet, PDF (11/16 Pages) ON Semiconductor – Quad Digitally Programmable Potentiometers with 64 Taps and I²C Interface

Figure 10. Increment/Decrement Timing Limits
INC/DEC
Command
Issued
SCL
SDA
Voltage Out
R_W
t_WRID
CAT5409
INSTRUCTION FORMAT
Read Wiper Control Register (WCR)
S
DEVICE ADDRESSES
A
INSTRUCTION
A
DATA
AS
T _{0 1 0 1 A3 A2 A1 A0} C _{1 0 0 1 0}
A
K
R
0 P1 P0 ^C 7 6 5 4 3 2 1 0 ^{C T}
K00
KO
P
T
Write Wiper Control Register (WCR)
S
DEVICE ADDRESSES
A
INSTRUCTION
A
DATA
AS
T _{0 1 0 1 A3 A2 A1 A0} C _{1 0 1 0 0}
A
K
R
0 P1 P0 ^C 7 6 5 4 3 2 1 0 ^{C T}
K00
KO
P
T
Read Data Register (DR)
S
DEVICE ADDRESSES
A
INSTRUCTION
A
DATA
AS
T _{0 1 0 1 A3 A2 A1 A0} C _{1 0 1 1 R1 R0 P1 P0} C _{7 6 5 4 3 2 1 0} C T
A
K
K00
KO
R
P
T
Write Data Register (DR)
S
DEVICE ADDRESSES
A
INSTRUCTION
A
DATA
AS
T _{0 1 0 1 A3 A2 A1 A0} C _{1 1 0 0 R1 R0 P1 P0} C _{7 6 5 4 3 2 1 0} C T
A
K
K00
KO
R
P
T
© 2008 SCILLC. All rights reserved.
11
Characteristics subject to change without notice
Doc. No. MD-2010 Rev. L