GitHub - PaulStoffregen/CapacitiveSensor: Detect touch or proximity by capacitve sensing
How to use TTP223 Capacitive touch Arduino module - YouTube
TTP223B Digital Touch Sensor capacitive touch switch module for Arduino | eBay
Touch Sensor Touch Schalter Modul TTP223B Digital Kapazitive Touch modul Erhöhen die Filter Schaltung Mehr Stabile für Arduino|capacitive touch switch module|capacitive modulecapacitive touch sensor - AliExpress
Arduino Capacitive Sensor In less Than 2 Minutes - Hackster.io
Touch Controlled Light Using Arduino - Hackster.io
Capacitive Touch Sensor with Arduino — Maker Portal
Capacitive and Metallic Touch sensor interfacing with arduino uno
Rapidly create your own capacitive multi-touch sensors with this kit | Arduino Blog
Overview | Adafruit CAP1188 Breakout | Adafruit Learning System
DFRobot Gravity: Digital Capacitive Touch Sensor For Arduino - OKdo
Simple Capacitive Touch Example
Capacitive Touch Sensor with Arduino — Maker Portal