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
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