sx8661 Semtech Corporation, sx8661 Datasheet - Page 81

• 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
Figure 64 shows the reporting on the LEDs and the AOI for the application with two AOIs.
On proximity all the LEDs (d1 to dx) are enabled to maximum light intensity.
A touch on any button is shown by the continuous fading in and fading out of the LED d0.
Revision v3.2, January 2011
Figure 64
key1
key2
key3
key4
key5
key6
key7
prox
Low Power, Capacitive Button Touch and Proximity Controller
Table 40
dual proximity LED and AOI reporting
© 2011 Semtech Corp.
example AOI-A, AOIB
AOI-A
0.6V
0.9V
1.2V
81
idle
idle
idle
idle
idle
(8 sensors) with LED Drivers and Analog Output
AOI-B
1.5V
1.8V
2.1V
2.4V
idle
idle
idle
idle
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SX8661