Inputs are used to get information about what is happening in the real world. For example, you can check if the button is pushed or not by using thedigitalRead()command. Or you can check the temperature in the room by connecting a temperature sensor and using theanalogRead()command. By c...
Alright you know how it works and what it does, here is a step by step guide to teach you how to measure the level of TDS in water with the Arduino and the sensor. What do you need? Arduino Uno Rev3/Seeeduino V4.2 Base Shield– Optional, To make connections simpler Grove –...