YS – M3 Sound Module

Introduction   YS - M3 is a sound module which helps you to add sound or voice outputs to your electronics or Arduino projects. Features Size: 40 * 41 mmWorking voltage:…

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How to use a TTP223 based touch switch

Introduction Today we are going to learn the following about touch switch based on TTP223. Pinout explanationFour different modes of the touch switchConnecting with LEDInterfacing with ArduinoAdjusting touch sensitivity TTP223 Features…

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