sx8635 Semtech Corporation, sx8635 Datasheet - Page 61
sx8635
Manufacturer Part Number
sx8635
Description
Low Power, Capacitive Button And Wheel Touch Controller 12 Sensors With Enhanced Led Drivers And Proximity Sensing
Manufacturer
Semtech Corporation
Datasheet
1.SX8635.pdf
(81 pages)
- Current page: 61 of 81
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ADVANCED COMMUNICATIONS & SENSING
Revision 7_8, October 10
GPIO Parameters
Address
0x5A
0x5B
0x5C
0x5D
0x5E
0x5F
0x60
0x61
0x62
0x63
0x64
0x65
0x66
0x67
0x68
Name
GpioIncTime5_4
GpioIncTime3_2
GpioIncTime1_0
GpioDecTime7_6
GpioDecTime5_4
GpioDecTime3_2
GpioDecTime1_0
GpioOffDelay7_6
GpioOffDelay5_4
GpioOffDelay3_2
GpioOffDelay1_0
GpioPullUpDown7_4
GpioPullUpDown3_0
GpioInterrupt7_4
GpioInterrupt3_0
Bits Description
3:0 GPIO[6] Fading Increment Time
7:4 GPIO[5] Fading Increment Time
3:0 GPIO[4] Fading Increment Time
7:4 GPIO[3] Fading Increment Time
3:0 GPIO[2] Fading Increment Time
7:4 GPIO[1] Fading Increment Time
3:0 GPIO[0] Fading Increment Time
7:4 GPIO[7] Fading Decrement Time
3:0 GPIO[6] Fading Decrement Time
7:4 GPIO[5] Fading Decrement Time
3:0 GPIO[4] Fading Decrement Time
7:4 GPIO[3] Fading Decrement Time
3:0 GPIO[2] Fading Decrement Time
7:4 GPIO[1] Fading Decrement Time
3:0 GPIO[0] Fading Decrement Time
7:4 GPIO[7] OFF Delay
3:0 GPIO[6] OFF Delay
7:4 GPIO[5] OFF Delay
3:0 GPIO[4] OFF Delay
7:4 GPIO[3] OFF Delay
3:0 GPIO[2] OFF Delay
7:4 GPIO[1] OFF Delay
3:0 GPIO[0] OFF Delay
7:6 GPIO[7] Pullup/down
5:4 GPIO[6] Pullup/down
3:2 GPIO[5] Pullup/down
1:0 GPIO[4] Pullup/down
7:6 GPIO[3] Pullup/down
5:4 GPIO[2] Pullup/down
3:2 GPIO[1] Pullup/down
1:0 GPIO[0] Pullup/down
7:6 GPI[7] Interrupt
5:4 GPI[6] Interrupt
3:2 GPI[5] Interrupt
1:0 GPI[4] Interrupt
7:6 GPI[3] Interrupt
5:4 GPI[2] Interrupt
3:2 GPI[1] Interrupt
(12 sensors) with Enhanced LED Drivers and Proximity Sensing
© 2010 Semtech Corp.
Low Power, Capacitive Button and Wheel Touch Controller
61
0x0: OFF (default)
0x1: 0.5ms
0x2: 1ms
…
0xF: 7.5ms
The total fading in time will be:
GpioIncTime*GpioIncFactor*
(GpioIntensityOn – GpioIntensityOff)
Defines the fading decrement time.
0x0: OFF
0x1: 0.5ms
0x2: 1ms
…
0x4: 2.0ms (default)
…
0xF: 7.5ms
The total fading out time will be:
GpioDecTime*GpioDecFactor*
(GpioIntensityOn – GpioIntensityOff)
Defines the delay after GPO OFF trigger
before fading out starts.
0x0: OFF (default)
0x1: 200ms
0x2: 400ms
…
0xF: 3000ms
Enables pullup/down resistors for GPI pins.
00 : None (default)
01 : Pullup
10 : Pulldown
11 : Reserved
Defines the GPI edge which will trigger INTB
falling edge and exit Sleep/Doze modes if
relevant.
00 : None (default)
01 : Rising
10 : Falling
11 : Both
DATASHEET
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SX8635
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