Hi, I am trying to make a simple proximity/touch sensor and I can't figure out what's wrong. It's the classic setup of pin 2 sending and 4 receiving with copper tape as the touch interface. Here is the code: #include <CapacitiveSensor.h> CapacitiveSensor button1 = CapacitiveSensor(2, 4); int senseT…

Erratic capacitive touch sensor values

xfpd February 10, 2024, 6:15am 4

From the library:

"...you may need to make a dedicated connection to earth ground."

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