/challenges-projects/design-challenges/makelifeaccessible/b/blog/posts/step-three-3-3-use-of-capacitive-touch-sensors-ti-fdc21141、The schedule is tight when time is ticking. I have selected FDC2114 by TI as direction control switch. One FDC2114 can monitor 4 channels for hand or arm approximate detection. The FDC2x1x family targets proximity sensing and liquid level sensing apen-USTelligent Community 12