X9448 Datasheet, PDF (7/19 Pages) Xicor Inc. – Mixed Signal with 2-Wire Interface

X9448
Write Data Register (DR)
Write new value to the Register pointed to by P₁ - P₀ and R₁ - R₀.
S device type
T identifier
device
addresses
S
A
instruction
opcode
A
R
T
0
1
0
1
A
3
A
2
A
1
A
0
C
K
1
1
0
0
WCR/ACR/DR
addresses
S
A
register data
(sent by master on SDA)
S
A
S
T
R
1
R
0
P
1
P
0
C
K
0
0
DDDDDDCO
5 4 3 2 1 0KP
HIGH-VOLTAGE
WRITE CYCLE
Transfer Data Register to Wiper Counter Register or Analog Control Register
Transfer the contents of the Register pointed to by R₁ - R₀ to the WCR or ACR pointed to by P₁ - P₀.
S device type
T identifier
device
addresses
S
instruction
opcode
WCR/ACR/DR
addresses
S
S
A
R
T
0
1
0
1
A
3
A
2
A
1
A
0
A
C
K
1
1
0
1
R
1
R
0
P
1
AT
P ^CO
0 KP
Transfer Wiper Counter or Analog Control Register to Data Register
Transfer the contents of the WCR or ACR pointed to by P₁ - P₀ to the Register pointed to by R₁ - R₀.
S device type
T identifier
A
R0 _{1 0 1}
T
device
instruction WCR/ACR/DR
addresses
S
A
opcode
addresses
SS
AT
A
3
A
2
A
1
A
0
C
K
1
1
1
0
R
1
R
0
P
1
P
0
CO
KP
HIGH-VOLTAGE
WRITE CYCLE
Global Transfer Data Register to Wiper Counter or Analog Control Register
Transfer the contents of all four Data Registers pointed to by R₁ - R₀ to their respective WCR or ACR.
S device type
T identifier
A
device
addresses
S
A
instruction
opcode
DR
addresses
SS
AT
R
T
0
1
0
1
A
3
A
2
A
1
A
0
C
K
0
0
0
1
R
1
R
0
0
0
CO
KP
Global Transfer Wiper Counter or Analog Control Register to Data Register
Transfer the contents of all WCRs and ACRs to their respective data Registers pointed to by R₁ - R₀.
S
T
device type
identifier
device
addresses
S
A
instruction
opcode
DR
addresses
SS
AT
A
R
T
0
1
0
1
A
3
A
2
A
1
A
0
C
K
1
0
0
0
R
1
R
0
0
0
C
K
O
P
HIGH-VOLTAGE
WRITE CYCLE
Increment/Decrement Wiper Counter Register
Enable Increment/decrement of the WCR pointed to by P₁ - P₀.
S
T
A
R
T
device type
identifier
0101
device
addresses
AAAA
3210
S
A
C
K
instruction
opcode
0010
WCR
addresses
0
0
P
1
P
0
S
A
C
K
increment/decrement
(sent by master on SDA)
I/
D
I/
D
.
.
.
.
I/ I/
DD
S
T
O
P
P1 P0: 00 or 01 only.
7
FN8201.0
April 18, 2005