X9119_08 Datasheet, PDF (9/17 Pages) Intersil Corporation – Single Digitally-Controlled (XDCP™) Potentiometer

X9119
WRITE DATA REGISTER (DR)
DEVICE
TYPE
DEVICE
S ^{IDENTIFIER ADDRESSES}
T
A 0 1 0 1 A2 A1 A0
R
T
INSTRUCTION REGISTER
OPCODE ADDRESSES
S
A 1 1 0 0 RB RA 0 0
C
K
WIPER POSITION OR
DATA
(SENT BY MASTER ON
SDA)
WIPER POSITION OR
DATA
(SENT BY MASTER ON
SDA)
S
WW S WWWWWWWW S S
AXXXXXXC C A C C C C C C C C A T
C
RRCRRRRRRRRCO
K
9 8K7 6 5 4 3 2 1 0KP
TRANSFER WIPER COUNTER REGISTER (WCR) TO DATA REGISTER (DR)
DEVICE TYPE
S _IDENTIFIER
T
DEVICE
ADDRESSES
A
R ^{0 1 0 1 A2 1 A0}
T
INSTRUCTION REGISTER
OPCODE
S
ADDRESSES
S S _HIGH-VOLTAGE
A
AT
C ^{1 1 1 0 RB RA 0 0} C O
WRITE CYCLE
K
KP
TRANSFER DATA REGISTER (DR) TO WIPER COUNTER REGISTER (WCR)
DEVICE
TYPE
DEVICE
INSTRUCTION
S _{IDENTIFIER ADDRESSES}
OPCODE
T
S
REGISTER
ADDRESSES
SS
A
R ^{0 1 0 1 A2 A1 A0}
A
AT
C ^{1 1 0 0 RB RA 0 0} C O
T
K
KP
NOTES:
1. A2 ~ A0”: stand for the device addresses sent by the master.
2. WCRx refers to wiper position data in the Wiper Counter Register
9
FN8162.4
July 9, 2008