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CAT5259_08 Datasheet, PDF (11/16 Pages) Catalyst Semiconductor – Quad Digitally Programmable Potentiometers (DPP™) with 256 Taps and I²C Interface
Figure 10. Increment/Decrement Timing Limits
INC/DEC
Command
Issued
SCL
tWRL
SDA
RW
Voltage Out
INSTRUCTION FORMAT
Read Wiper Control Register (WCR)
S DEVICE ADDRESSES A INSTRUCTION A
DATA
AS
T0101 AAAAC1 0 0 1 0 0 PPC7 6 5 4 3 2 1 0 C T
A
3210K
R
10K
KO
P
T
Write Wiper Control Register (WCR)
S DEVICE ADDRESSES A INSTRUCTION A
DATA
AS
T0101 AAAAC1 0 1 0 0 0 PPC7 6 5 4 3 2 1 0 C T
A
3210K
10K
KO
R
P
T
Read Data Register (DR)
S DEVICE ADDRESSES A INSTRUCTION A
DATA
AS
T0101 AAAAC1 0 1 1RRPPC7 6 5 4 3 2 1 0 C T
A
3210K
R
1010K
KO
P
T
Write Data Register (DR)
S DEVICE ADDRESSES A INSTRUCTION A
DATA
AS
T0101 AAAAC1 1 0 0RRPPC7 6 5 4 3 2 1 0 C T
A
3210K
R
1010K
KO
P
T
CAT5259
© Catalyst Semiconductor, Inc.
11
Characteristics subject to change without notice
Doc. No. MD-2000 Rev. H