參數(shù)資料
型號(hào): X9111TV14IZ
廠商: INTERSIL CORP
元件分類(lèi): 數(shù)字電位計(jì)
英文描述: Single Digitally-Controlled (XDCP⑩) Potentiometer
中文描述: 100K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 1024 POSITIONS, PDSO14
封裝: 4.40 MM, ROHS COMPLIANT, PLASTIC, TSSOP-14
文件頁(yè)數(shù): 7/17頁(yè)
文件大?。?/td> 323K
代理商: X9111TV14IZ
7
FN8159.4
September 15, 2006
Instruction Format
Read Wiper Counter Register (WCR)
TABLE 5. INSTRUCTION SET
INSTRUCTION
INSTRUCTION SET
OPERATION
R/W
I
3
I
2
I
1
0
RB
RA
0
0
Read Wiper Counter
Register
1
1
0
0
0
0
0
0
0
Read the contents of the Wiper Counter
Register
Write Wiper Counter
Register
0
1
0
1
0
0
0
0
0
Write new value to the Wiper Counter
Register
Read Data Register
1
1
0
1
0
1/0
1/0
0
0
Read the contents of the Data Register
pointed to RB-RA
Write Data Register
0
1
1
0
0
1/0
1/0
0
0
Write new value to the Data Register
pointed to RB-RA
XFR Data Register to
Wiper Counter Register
1
1
1
0
0
1/0
1/0
0
0
Transfer the contents of the Data Register
pointed to by RB-RA to the Wiper Counter
Register
XFR Wiper Counter
Register to Data Register
0
1
1
1
0
1/0
1/0
0
0
Transfer the contents of the Wiper Counter
Register to the Data Register pointed to by
RB-RA
Read Status (WIP bit)
1
0
1
0
0
0
0
0
1
Read the status of the internal write cycle,
by checking the WIP bit (read status
register).
NOTE: 1/0 = data is one or zero
ID3 ID2ID1ID0 0
A0R/W I2
0
0
SCK
SI
1
0
X
X
0
0
X
X X
WIP
CS
I1
I0
0 RB RA
0
1
0
1
0
X
X
X
Device ID
Internal
Address
Instruction
Opcode
Register
Address
Status
Bit
X X
0
0
0
0
0
0 0
A1
FIGURE 4. FOUR-BYTE INSTRUCTION SEQUENCE (READ STATUS REGISTERS)
CS
Falling
Edge
Device Type
Identifier
Device
Addresses
Instruction
Opcode
Register
Addresses
Wiper Position
(Sent by X9111 on SO)
Wiper Position
(sent by X9111 on SO)
CS
Rising
Edge
0
1
0
1
0
A1 A0
R
1
0
0
0
0
0
0
0
X
X
X
X
X
X
W
C
R
9
W
C
R
8
W
C
R
7
W
C
R
6
W
C
R
5
W
C
R
4
W
C
R
3
W
C
R
2
W
C
R
1
W
C
R
0
Write Wiper Counter Register (WCR)
CS
Falling
Edge
Device Type
Identifier
Device
Addresses
Instruction
Opcode
Register
Addresses
Wiper Position
(Sent by Master on SI)
Wiper Position
(Sent by Master on SI)
CS
Rising
Edge
0
1
0
1
0
A1 A0
R
1
0
1
0
0
0
0
0
X
X
X
X
X
X
W
C
R
9
W
C
R
8
W
C
R
7
W
C
R
6
W
C
R
5
W
C
R
4
W
C
R
3
W
C
R
2
W
C
R
1
W
C
R
0
X9111
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X9116 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Digitally Controlled Potentiometer