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SX8661Z bảng dữ liệu(PDF) 49 Page - Semtech Corporation

tên linh kiện SX8661Z
Giải thích chi tiết về linh kiện  Low Power, Capacitive Button Touch and Proximity Controller with LED Drivers and Analog Output
PDF  87 Pages
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nhà sản xuất  SEMTECH [Semtech Corporation]
Trang chủ  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SX8661Z bảng dữ liệu(HTML) 49 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
DATASHEET
Revision v4.0, February 2016
© 2012 Semtech Corp.
www.semtech.com
49
SX8661Z
Low Power, Capacitive Button Touch and Proximity Controller
(8 sensors) with LED Drivers and Analog Output
5.4
Proximity Parameters
Proximity Parameters
Address
Name
Bits
Description
0x1C
ProxIncDecTime
7:4
Defines the time between each increment.
0x0: instantaneous
0x1: 0.5ms
0x2: 1ms
…
0xF: 7.5ms
3:0
Defines the time between each decrement.
0x0: instantaneous
0x1: 0.5ms
0x2: 1ms
…
0x4: 2ms
…
0xF: 7.5ms
0x1D
ProxCfg
7:4
Defines the delay between release and start of fading out.
0x0: instantaneous
0x1: 200 ms
0x2: 400 ms
0x3: 600ms
…
0xA: 2s
0xB: 4s
…
0xF: 12s
3:2
Reserved (0x00)
1
Defines the fading increment factor.
0: intensity index incremented every increment time
1: intensity index incremented every 16 increment times
0
Defines the fading decrement factor.
0: intensity index decremented every decrement time
1: intensity index decremented every 16 decrement times
0x1E
ProxDebounce
7:4
Reserved (0x00)
3:2
Defines the number of samples at the scan period for determining proximity release.
00 : no debounce, use incoming sample
01 : 2 samples debounce
10 : 3 samples debounce
11 : 4 samples debounce
1:0
Defines the number of samples at the scan period for determining proximity detection.
00 : no debounce, use incoming sample
01 : 2 samples debounce
10 : 3 samples debounce
11 : 4 samples debounce
0x1F
ProxHysteresis
7:0
Defines the proximity hysteresis corresponding to a percentage of the CAP0 threshold
(defined in Table 14).
0x00: 0%
0x01: 1%
…
0x0A: 10%
…
0x64: 100%



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