/* ___ ___ ___ _ _ ___ ___ ____ ___ ____ * / _ \ /___)/ _ \| | | |/ _ \ / _ \ / ___) _ \| \ *| |_| |___ | |_| | |_| | |_| | |_| ( (__| |_| | | | | * \___/(___/ \___/ \__ |\___/ \___(_)____)___/|_|_|_| * (____/ * www.osoyoo.com water level sensor * program tutorial : http://osoyoo.com/?p=1205 * Copyright John Yu */ int analogPin=0;//A0 to sensor S pin int led=13;//arduino uno r3 integrated LED int val=0; int data=0; void setup() { pinMode(led,OUTPUT); Serial.begin(9600); } void loop() { val=analogRead(analogPin); if(val > 200) { digitalWrite(led,HIGH); } else { digitalWrite(led,LOW); } data=val; Serial.print("Current value is :"); Serial.print(data); Serial.println(""); delay(100); }