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SX8661 Datasheet(PDF) 44 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) 44 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
DATASHEET
Revision v3.2, January 2011
© 2011 Semtech Corp.
www.semtech.com
44
SX8661
Low Power, Capacitive Button Touch and Proximity Controller
(8 sensors) with LED Drivers and Analog Output
Address
Name
default
QSM value
Address
Name
default
QSM value
0x00
Reserved
0xxx
0x20
ProxReporting
0x7F
0x01
Reserved
0xxx
0x21
ProxIntensity
0x64
0x02
Reserved
0x41
0x22
BtnCfg
0x70
0x03
Reserved
0xxx
0x23
BtnAvgThresh
0x50
0x04
I2CAddress
0x2B
0x24
BtnCompNegThresh
0xA0
0x05
ActiveScanPeriod
0x02
0x25
BtnCompNegCntMax
0x01
0x06
DozeScanPeriod
0x0D
0x26
BtnHysteresis
0x0A
0x07
PassiveTimer
0x00
0x27
BtnStuckAtTimeout
0x00
0x08
Reserved
0x00
0x28
BtnStrongestHysteresis
0x80
0x09
CapModeMisc
0x04
0x29
BtnLongPressTimer
0x00
0x0A
Reserved
0x00
0x2A
Reserved
0xFF
0x0B
CapMode7_4
0x55
0x2B
AoiCfg
0x01
0x0C
CapMode3_0
0x57
0x2C
AoiBtnMapMsb
0x55
0x0D
CapSensitivity0_1
0x72
0x2D
AoiBtnMapLsb
0x55
0x0E
CapSensitivity2_3
0x22
0x2E
AoiLevelBtn0
0xFF
0x0F
CapSensitivity4_5
0x22
0x2F
AoiLevelBtn1
0x2E
0x10
CapSensitivity6_7
0x22
0x30
AoiLevelBtn2
0x45
0x11
Reserved
0x00
0x31
AoiLevelBtn3
0x5D
0x12
Reserved
0x00
0x32
AoiLevelBtn4
0x74
0x13
CapThresh0
0xA0
0x33
AoiLevelBtn5
0x8B
0x14
CapThresh1
0xA0
0x34
AoiLevelBtn6
0xA3
0x15
CapThresh2
0xA0
0x35
AoiLevelBtn7
0xBA
0x16
CapThresh3
0xA0
0x36
AoiLevelIdle
0xFF
0x17
CapThresh4
0xA0
0x37
BuzzerCfg
0xA4
0x18
CapThresh5
0xA0
0x38
BuzzerFreqPhase1
0x40
0x19
CapThresh6
0xA0
0x39
BuzzerFreqPhase2
0x20
0x1A
CapThresh7
0xA0
0x3A
Reserved
0x00
0x1B
CapPerComp
0x00
0x3B
MapAutoLight0
0x07
0x1C
ProxIncDecTime
0x14
0x3C
MapAutoLight1
0x65
0x1D
ProxCfg
0xB0
0x3D
MapAutoLight2
0x43
0x1E
ProxDebounce
0x00
0x3E
MapAutoLight3
0x21
0x1F
ProxHysteresis
0x0A
0x3F
MapAutoLightGrp0Msb
0x00
Table 12
SPM address map: 0x00…0x3F
Note
• ‘0xxx’:
write protected data



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