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SX8661 데이터시트(PDF) 73 Page - Semtech Corporation |
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SX8661 데이터시트(HTML) 73 Page - Semtech Corporation |
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73 / 88 page ![]() ADVANCED COMMUNICATIONS & SENSING DATASHEET Revision v3.2, January 2011 © 2011 Semtech Corp. www.semtech.com 73 SX8661 Low Power, Capacitive Button Touch and Proximity Controller (8 sensors) with LED Drivers and Analog Output 6.5 Control Registers Address Name Bits Description 7:3 Reserved*, write only ‘00000’ 2 Compensation Indicates/triggers compensation procedure 0: Compensation completed (default) 1: read -> compensation running ; write -> trigger compensation 0x09 CompOpMode 1:0 Operating Mode Indicates/programs** operating mode 00: Active mode (default) 01: Doze mode 10: Sleep mode 11: Reserved * The reading of these reserved bits will return varying values. ** After the operating mode change (Active/Doze) the host should wait for INTB or 300ms before performing any I2C read access. Table 31 I2C compensation, operation modes Address Name Bits Description 0x0A GpoCtrl 7:0 GpoCtrl[7:0] Triggers ON/OFF state of GPOs when Autolight is OFF 0: OFF (i.e. go to IntensityOff) 1: ON (i.e. go to IntensityOn) Default is set by SPM parameter GpioOutPwrUp Bits of non-GPO pins are ignored. Table 32 I2C GPO Control |
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