參數(shù)資料
型號(hào): X9271TV-2.7
廠商: INTERSIL CORP
元件分類: 數(shù)字電位計(jì)
英文描述: Single Supply/Low Power/256-Tap/SPI Bus
中文描述: 100K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO14
封裝: PLASTIC, TSSOP-14
文件頁(yè)數(shù): 11/23頁(yè)
文件大小: 403K
代理商: X9271TV-2.7
X9271
Characteristics subject to change without notice.
11 of 23
REV 1.1.7 2/6/03
www.xicor.com
INSTRUCTION FORMAT
Read Wiper Counter Register (WCR)
Write Wiper Counter Register (WCR)
Read Data Register (DR)
Write Data Register (DR)
Transfer Wiper Counter Register (WCR) to Data Register (DR)
CS
Falling
Edge
Device Type
Identifier
Device
Addresses
Instruction
Opcode
DR/Bank
Addresses
Wiper Position
(Sent by X9271 on SO)
W
C
R
6
5
4
CS
Rising
Edge
0
1
0
1
0
0 A1 A0 1
0
0
1
0
0
0
0
W
C
R
7
W
C
R
W
C
R
W
C
R
3
W
C
R
2
W
C
R
1
W
C
R
0
CS
Falling
Edge
Device Type
Identifier
Device
Addresses
Instruction
Opcode
DR/Bank
Addresses
Data Byte
(Sent by Host on SI)
W
C
R
6
5
4
CS
Rising
Edge
0
1
0
1
0
0 A1 A0 1
0
1
0
0
0
0
0
W
C
R
7
W
C
R
W
C
R
W
C
R
3
W
C
R
2
W
C
R
1
W
C
R
0
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0
0 A1 A0 1
Instruction
Opcode
0
DR/Bank
Addresses
Data Byte
(Sent by X9271 on SO)
CS
Rising
Edge
0
1
1
1 RB RA P1 P0 D7 D 6 D5 D4 D3 D2 D1 D0
CS
Falling
Edge
Device Type
Identifier
Device
Addresses
Instruction
Opcode
DR/Bank
Addresses
Data Byte
(Sent by Host on SI)
CS
Rising
Edge
H
W
0
1
0
1
0
0 A1 A0 1
1
0
0 RB RA P1 P0 D7 D 6 D5 D4 D3 D2 D1 D0
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0
A1
Instruction
Opcode
1
1
DR/Bank
Addresses
RB
RA
CS
Rising
Edge
HIGH-VOLTAGE
WRITE CYCLE
0
1
0
A0
1
0
0
0
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