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SX8661 Datasheet(PDF) 74 Page - Semtech Corporation

Part # SX8661
Description  Low Power, Capacitive Button Touch and Proximity Controller
PDF  88 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SX8661 Datasheet(HTML) 74 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
DATASHEET
Revision v3.2, January 2011
© 2011 Semtech Corp.
www.semtech.com
74
SX8661
Low Power, Capacitive Button Touch and Proximity Controller
(8 sensors) with LED Drivers and Analog Output
Address
Name
Bits
Description
7:3
Reserved, write only ‘00000’
0x0B
GppPinId
2:0
GPP Pin Identifier
Defines the GPP pin to which the GppIntensity is
assigned for the following read/write operations
0x0 = GPP0 (default)
0x1 = GPP1
...
0x7 = GPP7
GPPx refers to pin GPIOx configured as GPP
Table 33
I2C GPP Pin Identifier
Address
Name
Bits
Description
0x0C
GppIntensity
7:0
Defines the intensity index of the GPP pin selected in GppPinId
0x00: 0
0x01: 1
…
0xFF: 255
Reading returns the intensity index of the GPP pin selected in GppPinId.
Default value is IntensityOn or IntensityOff depending on GpioOutPwrUp.
Table 34
I2C GPP Intensity
Address
Name
Bits
Description
0xB1
SoftReset
7:0
Writing 0xDE followed by 0x00 will reset the chip.
Table 35
I2C Soft Reset



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