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6
FN8199.0
March 11, 2005
Figure 6. Instruction Set
Read Wiper Counter Register (WCR)
Read the contents of the Wiper Counter Register P0.
P0: 0 - WCR0, 1 - WCR1
Write Wiper Counter Register (WCR)
Write new value to the Wiper Counter Register P0.
P0: 0 - WCR0, 1 - WCR1
Read Data Register (DR)
Read the contents of the Register pointed to by P0 and R1 - R0.
R1 R0:
00 - R0,
10 - R1
01 - R2,
11 - R3
Write Data Register (DR)
Write new value to the Register pointed to by P0 and R1 - R0.
Definitions:
SACK - Slave acknowledge, MACK - Master acknowledge, I/D - Increment/Decrement (1/0), R - Register,
P - Potentiometer
S
T
A
R
T
device type
identifier
device
addresses
S
A
C
K
instruction
opcode
WCR
addresses
S
A
C
K
register data
(sent by slave on SDA)
M
A
C
K
S
T
O
P
0101
A
3
A
2
A
1
A
0
10010 00
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
S
T
A
R
T
device type
identifier
device
addresses
S
A
C
K
instruction
opcode
WCR
addresses
S
A
C
K
register data
(sent by master on SDA)
S
A
C
K
S
T
O
P
0101
A
3
A
2
A
1
A
0
10100 00
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
S
T
A
R
T
device type
identifier
device
addresses
S
A
C
K
instruction
opcode
WCR/DR
addresses
S
A
C
K
register data
(sent by master on SDA)
M
A
C
K
S
T
O
P
0101
A
3
A
2
A
1
A
0
1 011
R
1
R
0
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
S
T
A
R
T
device type
identifier
device
addresses
S
A
C
K
instruction
opcode
WCR/DR
addresses
S
A
C
K
register data
(sent by master on SDA)
S
A
C
K
S
T
O
P
HIGH-VOLTAGE
WRITE CYCLE
010 1
A
3
A
2
A
1
A
0
1100
R
1
R
0
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
X9438