參數(shù)資料
型號(hào): X9271TXXXI
元件分類: 數(shù)字電位計(jì)
英文描述: DIGITAL POTENTIOMETER|CMOS|BGA|PLASTIC
中文描述: 數(shù)字電位器|的CMOS | BGA封裝|塑料
文件頁數(shù): 9/23頁
文件大?。?/td> 403K
代理商: X9271TXXXI
X9271
Characteristics subject to change without notice.
9 of 23
REV 1.1.7 2/6/03
www.xicor.com
Figure 2. Two-Byte Instruction Sequence
Figure 3. Three-Byte Instruction Sequence (Write)
Figure 4. Three-Byte Instruction Sequence (Read)
ID3 ID2 ID1 ID0
0
A1
A0
I3
I2
I1
RB RA
P0
SCK
SI
CS
0
1
0
1
Device ID
Internal
Address
Instruction
Opcode
Register
Address
0
I0
0
P1
Pot/Bank
Address
0
0
These commands only valid when P1=P0=0
0
0
1
0
1
A1 A0
I3
I2
I1
I0
RB RA
P0
SCL
SI
D7 D6 D5 D4 D3 D2
D1 D0
CS
0
0
ID3 ID2 ID1 ID0
Device ID
Internal
Address
Instruction
Opcode
Register
Address
Pot/Bank
Address
0
0
P1
WCR[7:0] valid only when P1=P0=0;
or
Data Register Bit [7:0] for all values of P1 and P0
0
1
0
1
A1 A0
I3
I2
I1 I0
RB RA
P0
SCL
SI
D7 D6 D5 D4 D3 D2
D1 D0
CS
0
0
ID3 ID2 ID1 ID0
Device ID
Internal
Address
Instruction
Opcode
Register
Address
Pot/Bank
Address
0
0
P1
WCR[7:0] valid only when P1=P0=0;
or
Data Register Bit [7:0] for all values of P1 and P0
S0
X
X
X
X
X
X
X
X
Don’t Care
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