DIY: How to make Touch Switch with TTP223 Touch Sensor & 5v Relay module
In this DIY (Do-it-Yourself) project guide we will learn How-To make touch switches to control high voltage appliances like fans, lights, door bell etc. We will be using TTP223 as our touch sensor with 5v relay module to turn on/off properly and also see the solution to common problem. It seems easy when you see […]
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