VeggieVampire · February 28, 2019 10:14 · Feb 28, 2019
diff --git a/MoistureSensor.ino b/MoistureSensor.ino
@@ -0,0 +1,72 @@
+
+
+// the setup function runs once when you press reset or power the board
+int led6 = 6; 
+int buzzer = 7;
+
+int val = 0; //value for storing moisture value 
+int soilPin = A4;//Declare a variable for the soil moisture sensor 
+int soilPower = 2;//Variable for Soil moisture Power
+
+int SoilMoisture;
+int DryValue = 500;
+void setup() {
+
+  pinMode(soilPower, OUTPUT);//Set D7 as an OUTPUT
+  digitalWrite(soilPower, LOW);//Set to LOW so no power is flowing through the sensor
+
+
+  pinMode(led6, OUTPUT);
+  pinMode(buzzer, OUTPUT);
+
+  // Serial Monitor @ 115200
+  Serial.begin(115200);
+  Serial.println(" Starting at 115200 baud");
+  Serial.println("<Arduino is ready>");
+}
+
+// the loop function runs over and over again forever
+void loop() {
+ //
+ //BUZZ();
+
+//Serial.print("Soil Moisture = ");    
+//get soil moisture value from the function below and print it
+//Serial.println(readSoil());
+readSoil();
+Serial.println(SoilMoisture);
+    if(SoilMoisture >= DryValue){
+    LED_light();
+    //BUZZ();
+   // Serial.println(SoilMoisture);
+    }
+
+
+delay(1000);//take a reading every second 
+}
+
+int readSoil(){ //This is a function used to get the soil moisture content
+    digitalWrite(soilPower, HIGH);//turn D7 "On"
+    delay(10);//wait 10 milliseconds 
+    val = analogRead(soilPin);//Read the SIG value form sensor 
+    digitalWrite(soilPower, LOW);//turn D7 "Off"
+    SoilMoisture = val;
+    return val;//send current moisture value
+}
+
+
+void LED_light(){
+  Serial.println("Dry!!");
+ digitalWrite(led6, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);                       // wait for a second
+  digitalWrite(led6, LOW);    // turn the LED off by making the voltage LOW
+}
+
+void BUZZ(){
+Serial.println("BUZZ");
+digitalWrite(buzzer, HIGH);
+delay(1000);
+digitalWrite(buzzer, LOW);
+}
+
+
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