參數(shù)資料
型號(hào): X9269
元件分類: 數(shù)字電位計(jì)
英文描述: Dual Digitally-Controlled Potentiometers
中文描述: 雙數(shù)字控制電位器
文件頁(yè)數(shù): 11/25頁(yè)
文件大小: 422K
代理商: X9269
X9269
REV 1.1.11 2/17/03
Characteristics subject to change without notice.
11 of 25
www.xicor.com
Figure 3. Two-Byte Instruction Sequence
Figure 4. Three-Byte Instruction Sequence
Figure 5. Increment/Decrement Instruction Sequence
Figure 6. Increment/Decrement Timing Limits
S
T
A
R
T
0
1
0
1
A2
A0
A
C
K
I2
I1
I0
RB RA 0
A
C
K
SCL
SDA
S
T
O
P
ID3 ID2 ID1 ID0
P0
Device ID
External
Address
Instruction
Opcode
Register
Address
Pot/WCR
Address
A1
A3
I3
I3
I2
I1
I0
RB RA
ID3 ID2
ID1
ID0
Device ID
External
Address
Instruction
Opcode
Register
Address
Pot/WCR
Address
WCR[7:0]
or
Data Register D[7:0]
S
T
A
R
T
0
1
0
1
A2
A1
A0
A
C
K
0
P0
A
C
K
SCL
SDA
S
T
O
P
A
C
K
D7
D6 D5 D4 D3 D2
D1 D0
A3
0
I3
I2
I1
I0
ID3 ID2 ID1ID0
Device ID
External
Address
Instruction
Opcode
Register
Address
Pot/WCR
Address
S
T
A
R
T
0
1
0
1
A2
A1
A0
A
C
K
RA 0
P0
A
C
K
SCL
SDA
S
T
O
P
I
N
C
1
I
N
C
2
I
N
C
n
D
E
C
1
D
E
C
n
RB
A3
0
SCL
SDA
R
W
INC/DEC
CMD
Issued
Voltage Out
t
WRID
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