diff --git a/src/main.ino b/src/main.ino new file mode 100644 index 0000000000000000000000000000000000000000..f19bbb9b2fa7ef7ca621e64acb501137621cdd50 --- /dev/null +++ b/src/main.ino @@ -0,0 +1,54 @@ +const int ledPin = 2; +const int buttonPin = 4; +int buttonState = 0; +int val = 0; +int soilPin = A0; +int soilPower = 7; +int statusLED = 0; +int buzzer = 9; +int buzzerHigh = false; + +void setup() { + // put your setup code here, to run once: + Serial.begin(9600); + + pinMode(buttonPin, INPUT); + + pinMode(ledPin, OUTPUT); + pinMode(soilPower, OUTPUT); + pinMode(buzzer, OUTPUT); + digitalWrite(soilPower, LOW); +} + +void loop() { + // put your main code here, to run repeatedly: + buttonState = digitalRead(buttonPin); + + if(buttonState == HIGH) { + digitalWrite(buzzer, LOW); + } + + Serial.print("Soil Moisture = "); + Serial.println(readSoil()); + if (readSoil() < 900) { + Serial.println("wet soil"); + digitalWrite(ledPin, LOW); + } else { + Serial.println("dry soil"); + digitalWrite(ledPin, HIGH); + digitalWrite(buzzer, HIGH); + Serial.println("alarm on"); + } + +// delay(1000); //​take a reading every second +} + +int readSoil() { +// digitalWrite(soilPower, HIGH);​ //turn D7 "On" + digitalWrite(soilPower, HIGH); + delay(10); + val = analogRead(soilPin); + digitalWrite(soilPower, LOW); + return val; //send current moisture value +} +