* dedicated capacitive sense inputs (that requires no external components) in addition to 8 general purpose I/O ports (GPIO) which can be used to drive up to 30 matrix LEDs (i.e. one per key). Each of the on-chip GPIO/LED driver is equipped with independent PWM source for enhanced visual effect such a
SX8663
Semtech
1.10 MB
Capacitive button matrix (up to 36) and proximity controller.
SX8663 Capacitive Button Matrix (up to 36) and Proximity Controller with Individual LED Drivers and Buzzer Output ADVANCED COMMUNICATIONS & SENSING G.
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