X9118_14 Datasheet, PDF (9/17 Pages) Intersil Corporation – Single Digitally-Controlled Potentiometer

X9118
Write Data Register (DR)
DEVICE TYPE
S IDENTIFIER
T
A
R _{0 10 1}
T
DEVICE
ADDRESSES
0 A1 A0
INSTRUCTION REGISTER
WIPER POSITION OR DATA
WIPER POSITION OR DATA
S ^OPCODE
ADDRESSES _S (SENT BY MASTER ON SDA) _S (SENT BY MASTER ON SDA) _{S S}
A
A
WW ^A WWWWWWWWA ^T
C
K ^{1 10}
0
RB
RA
0
0
C
KX
X
X
X
X
X
C
R
C
R
C
K
C
R
C
R
C
R
C
R
C
R
C
R
C
R
C
R
C
K
O
P
98
76543210
Transfer Wiper Counter Register (WCR) to Data Register (DR)
S ^{DEVICE TYPE}
T ^IDENTIFIER
DEVICE
ADDRESSES
A
R _{0 1 0 1 0 A1 A0}
T
INSTRUCTION
S
OPCODE
A
REGISTER
ADDRESSES
SS
AT
C
CO
K ^{1 1 1 0 RB RA 0 0} K P
HIGH-VOLTAGE
WRITE CYCLE
Transfer Data Register (DR) to Wiper Counter Register (WCR)
S ^{DEVICE TYPE}
T ^IDENTIFIER
DEVICE
ADDRESSES
A
R _{0 1 0 1 0 A1 A0}
T
INSTRUCTION REGISTER
S OPCODE
ADDRESSES S S
A
AT
C
CO
K ^{1 1 0 0 RB RA 0 0} K P
NOTES:
1. “A1 ~ A0”: stands for the device addresses sent by the master.
2. WCRx refers to wiper position data in the Wiper Counter Register.
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9
FN8161.5
April 9, 2014