How to make Arduino Liquid Water Level Sensor using Horizontal Float Switch with code .
// IMPORTANT replace all brackets to left or right brackets to get code to work
#define Water_Level_Sensor 2
int buttonState = 1; // variable for reading the pushbutton status
void setup() {
Serial.begin(9600);
pinMode(Water_Level_Sensor, INPUT);
}
void loop() {
buttonState = digitalRead(Water_Level_Sensor);
if (buttonState == HIGH) {
Serial.println( “WATER LEVEL – LOW”);
}
else {
Serial.println( “WATER LEVEL – HIGH” );
}
delay(300);
}
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