42.5.1.2 Self Capacitance Sensor Arrangement

A self capacitance sensor is connected to a single pin on the peripheral touch controller through the Y electrode for sensing the signal. The sense electrode capacitance is measured by the peripheral touch controller.

Figure 42-4. Self-Capacitance Sensor Arrangement

For more information about designing the touch sensor, refer to Buttons, Sliders and Wheels Touch Sensor Design Guide.