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SX8663 датащи(PDF) 56 Page - Semtech Corporation

номер детали SX8663
подробное описание детали  Capacitive Button Matrix (up to 36) and Proximity Controller with Individual LED Drivers and Buzzer Output
PDF  64 Pages
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производитель  SEMTECH [Semtech Corporation]
домашняя страница  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SX8663 датащи(HTML) 56 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
Rev5 4
th August 2011
© 2011 Semtech Corp.
www.semtech.com
56
SX8663
Capacitive Button Matrix (up to 36) and Proximity Controller
with Individual LED Drivers and Buzzer Output
Address
Name
Bits
Description
2:0
NvmCount
Indicates the number of times NVM has been burned:
0: None – QSM is used (default)
1: Once – NVM is used if NvmValid = 1, else QSM.
2: Twice – NVM is used if NvmValid = 1, else QSM.
3: Three times – NVM is used if NvmValid = 1, else QSM.
4: More than three times – QSM is used
Table 19
I2C SPM status
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 20
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 21
I2C GPO Control
Address
Name
Bits
Description
0xB1
SoftReset
7:0
Writing 0xDE followed by 0x00 will reset the chip.
Table 22
I2C Soft Reset



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