參數(shù)資料
型號(hào): KITMPR121EVM
廠商: Freescale Semiconductor
文件頁數(shù): 12/27頁
文件大?。?/td> 0K
描述: KIT EVALUATION MPR121
產(chǎn)品培訓(xùn)模塊: MPR121: Low-Power Touch Sensor
標(biāo)準(zhǔn)包裝: 1
傳感器類型: 近程
接口: USB
電源電壓: 5V,USB
嵌入式:
已供物品: 4 個(gè)板,線纜,文檔
已用 IC / 零件: MPR121
產(chǎn)品目錄頁面: 2808 (CN2011-ZH PDF)
MPR121
Sensors
2
Freescale Semiconductor, Inc.
1
Pin Descriptions
Table 1. Pin Descriptions
Pin No.
Pin Name
Description
1
IRQ
Open Collector Interrupt Output Pin, active low
2
SCL
I2C Clock
3
SDA
I2C Data
4
ADDR
I2C Address Select Input Pin. Connect the ADDR pin to the VSS, VDD, SDA or SCL line
, the resulting I2C addresses
are 0x5A, 0x5B, 0x5C and 0x5D respectively
5
VREG
Internal Regulator Node – Connect a 0.1
μF bypass cap to VSS
6
VSS
Ground
7
REXT
External Resistor – Connect a 75 k
Ω 1% resistor to VSS to set internal reference current
8
ELE0
Electrode 0
9
ELE1
Electrode 1
10
ELE2
Electrode 2
11
ELE3
Electrode 3
12
ELE4
Electrode 4
13
ELE5
Electrode 5
14
ELE6
Electrode 6
15
ELE7
Electrode 7
16
ELE8
Electrode 8
17
ELE9
Electrode 9
18
ELE10
Electrode 10
19
ELE11
Electrode 11
20
VDD
Connect a 0.1
μF bypass cap to VSS
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