Create Touch Sensors with a single analog pin without external hardware
This library uses the internal wiring of microcontrollers to measure capacitance much as described here and is based on

Author: Alexander Pruss

Maintainer: arpruss

Read the documentation


This library is compatible with the STM32F1, STM32F2, STM32F3, STM32F4, avr, STM32 architectures so you should be able to use it on the following Arduino boards:


To use this library, open the Library Manager in the Arduino IDE and install it from there.