sx8661 Semtech Corporation, sx8661 Datasheet - Page 44

• Manufacturer Part Number: sx8661
• Description: Low Power, Capacitive Button Touch And Proximity Controller 8 Sensors With Led Drivers And Analog Output
• Manufacturer: Semtech Corporation

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