sx8638 Semtech Corporation, sx8638 Datasheet - Page 69
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sx8638
Manufacturer Part Number
sx8638
Description
Low Power, Capacitive Button And Slider Touch Controller 8 Sensors With Enhanced Led Drivers And Proximity
Manufacturer
Semtech Corporation
Datasheet
1.SX8638.pdf
(80 pages)
- Current page: 69 of 80
- Download datasheet (984Kb)
ADVANCED COMMUNICATIONS & SENSING
Revision 7_6, September 10
Address
Address
Address
0x0B
0x0C
0xB1
Name
GppPinId
Name
GppIntensity
Name
SoftReset
Bits
7:3
2:0
Bits
7:0
Bits
7:0
Table 32
Description
Reserved, write only ‘00000’
GPP Pin Identifier
Description
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.
Description
Writing 0xDE followed by 0x00 will reset the chip.
Table 33
© 2010 Semtech Corp.
Table 34 I2C
Low Power, Capacitive Button and Slider Touch Controller
I2C GPP Pin Identifier
(8 sensors) with Enhanced LED Drivers and Proximity
I2C GPP Intensity
69
Soft Reset
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
DATASHEET
www.semtech.com
SX8638
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