參數(shù)資料
型號(hào)： X9420WP16Z
廠商： Intersil
文件頁(yè)數(shù)： 19/19頁(yè)
文件大?。?/td> 0K
描述： IC DGTL POT 1CH 16PDIP
標(biāo)準(zhǔn)包裝： 30
系列： XDCP™
接片： 64
電阻（歐姆）： 10k
電路數(shù)： 1
溫度系數(shù)： 標(biāo)準(zhǔn)值 ±300 ppm/°C
存儲(chǔ)器類(lèi)型： 非易失
接口： 5 線 SPI（芯片選擇，設(shè)備位址）
電源電壓： 4.5 V ~ 5.5 V
工作溫度： 0°C ~ 70°C
安裝類(lèi)型： 通孔
封裝/外殼： 16-DIP（0.300"，7.62mm）
供應(yīng)商設(shè)備封裝： 16-DIP
包裝： 管件
9
FN8195.1
April 26, 2006
Instruction Format
Notes: (1) “A1 ~ A0”: stands for the device addresses sent by the master.
(2) WPx refers to wiper position data in the Wiper Counter Register
“I”: stands for the increment operation, SI held HIGH during active SCK phase (high).
(3) “D”: stands for the decrement operation, SI held LOW during active SCK phase (high).
Read Wiper Counter Register (WCR)
Write Wiper Counter Register (WCR)
Read Data Register (DR)
Read the contents of the Register pointed to by R1 - R0.
Write Data Register (DR)
Write a new value to the Register pointed to by R1 - R0.
Transfer Data Register (DR) to Wiper Counter Register (WCR)
Transfer the contents of the Register pointed to by R1 - R0 to the WCR.
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
wiper position
(sent by X9420 on SO)
CS
Rising
Edge
010 111 0 A
0 1 0010 000 00
W
P
5
W
P
4
W
P
3
W
P
2
W
P
1
W
P
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
Data Byte
(sent by Host on SI)
CS
Rising
Edge
010 111 0 A
0 1 0100 000 00
W
P
5
W
P
4
W
P
3
W
P
2
W
P
1
W
P
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
register
addresses
Data Byte
(sent by X9420 on SO)
CS
Rising
Edge
01011 10 A
0 1011
R
1
R
0 0000
W
P
5
W
P
4
W
P
3
W
P
2
W
P
1
W
P
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
register
addresses
Data Byte
(sent by host on SI)
CS
Rising
Edge
HIGH-VOLTAGE
WRITE CYCLE
01011 10 A
0 110 0
R
1
R
0 00 00
W
P
5
W
P
4
W
P
3
W
P
2
W
P
1
W
P
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
register
addresses
CS
Rising
Edge
0101 110 A
0 1 101
R
1
R
0 00
X9420
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