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SX8663 bảng dữ liệu(PDF) 50 Page - Semtech Corporation

tên linh kiện SX8663
Giải thích chi tiết về linh kiện  Capacitive Button Matrix (up to 36) and Proximity Controller with Individual LED Drivers and Buzzer Output
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nhà sản xuất  SEMTECH [Semtech Corporation]
Trang chủ  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SX8663 bảng dữ liệu(HTML) 50 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
Rev5 4
th August 2011
© 2011 Semtech Corp.
www.semtech.com
50
SX8663
Capacitive Button Matrix (up to 36) and Proximity Controller
with Individual LED Drivers and Buzzer Output
GPIO Parameters
Address
Name
Bits Description
1:0
Fading mode for GPIO[4]
7:6
Fading mode for GPIO[3]
5:4
Fading mode for GPIO[2]
3:2
Fading mode for GPIO[1]
0x6E
GpioFadingMode3_0
1:0
Fading mode for GPIO[0]
01: Continuous
10: Reserved
11: Reserved
The fading modes are expected to be
defined at power up by the QSM or NVM.
In case the fading modes need to be
changed after power up this can be done
when the GPOs are all OFF.
Table 15 resumes the applicable SPM and I2C parameters for each GPIO mode.
GPO
Autolight OFF
GPO
Autolight ON
SPO
(Buzzer – GPIO7 only)
GpioMode
X
X
X
GpioOutPwrUp
X
1
OFF
OFF
GpioAutolight
OFF
ON
ON
GpioPolarity
X
TSM->Normal
else X
Normal
GpioIntensityOn
X
X
GpioIntensityOff
X
TSM->0%
else X
GpioFunction
X
X
Linear
GpioIncFactor
X
X
GpioDecFactor
X
X
GpioIncTime
X
X
GpioDecTime
X
X
GpioOffDelay
X
X
SPM
GpioFadingMode
X
X
I2C
GpoCtrl
X
1
GpioOutPwrUp must be set to OFF in Continuous Fading Mode
Grey = not applicable, with or without required setting
Table 15
Applicable (X) SPM/I2C Parameters vs. GPIO Mode



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