AN3889: Touch acquisition takes a few different parts of the system in order to detect touch. The first stage of this process is to capture the pad capacitance. Our MPR121 utilizes the principle
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AN3889, MPR121 Capacitance Sensing Settings - Application Notes
AN3889: Touch acquisition takes a few different parts of the system in order to detect touch. The first stage of this process is to capture the pad capacitance. Our MPR121 utilizes the principle