ESP32 capacitive touch sensor, What is a capacitive touch sensor and how does it work, Capacitive touch sensor in ESP32, Programming capacitive sensor in ESP32, Code for touchRead, Testing, Code description, Serial monitor, Loop(), Setup() Hello readers, I hope you are all doing great. In the previous tutorial, we discussed an inbuilt sensor of the ESP32 that is the Hall sensor. In this tutorial, we will discuss another inbuilt sensor of the ESP32, which is the Capacitive Touch Sensor. What is a Capacitive Touch Sensor? Figure 1: Wh ...