diff --git a/public/assignments/week11.html b/public/assignments/week11.html index e5796f86d967d45926e800a3cfb95a5250cdc0df..867442ae41410d19ce7becd647c35297d4137412 100644 --- a/public/assignments/week11.html +++ b/public/assignments/week11.html @@ -234,7 +234,36 @@ <pre> <code> - + /* + * Created by ArduinoGetStarted.com + * + * This example code is in the public domain + * + * Tutorial page: https://arduinogetstarted.com/tutorials/arduino-water-sensor + */ + + #define POWER_PIN 14 + #define SIGNAL_PIN A0 + + int value = 0; // variable to store the sensor value + + void setup() { + Serial.begin(9600); + pinMode(POWER_PIN, OUTPUT); // configure D7 pin as an OUTPUT + digitalWrite(POWER_PIN, LOW); // turn the sensor OFF + } + + void loop() { + digitalWrite(POWER_PIN, HIGH); // turn the sensor ON + delay(10); // wait 10 milliseconds + value = analogRead(SIGNAL_PIN); // read the analog value from sensor + digitalWrite(POWER_PIN, LOW); // turn the sensor OFF + + Serial.print("Sensor value: "); + Serial.println(value); + + delay(1000); + } </code> </pre>