Arduino/Soile_Moisture_Sensor_Arduino_MEGA-16_Sensors.ino

// For Mega you can add al of the commands and uncomment. For nano you will need to comment
// out some of the script.

//// pump digital pins,  16 digital pins  but grove only seems to have the 
//// split mapped diferent on the split cables. So only using 8.
//const int pumpPin0 = 0;
//const int pumpPin1 = 1;
//const int pumpPin2 = 2;
//const int pumpPin3 = 3;
//const int pumpPin4 = 4;
//const int pumpPin5 = 5;
//const int pumpPin6 = 6;
//const int pumpPin7 = 7;

// soil moisture analog pins, 16 analog pins but grove only seems to have the 
// split mapped diferent on the split cables. So only using 8.
const int soilSensorA0 = A0;
const int soilSensorA1 = A2;
const int soilSensorA2 = A4;
const int soilSensorA3 = A6;
const int soilSensorA4 = A8;
const int soilSensorA5 = A10;
const int soilSensorA6 = A12;
const int soilSensorA7 = A14;

// soil moisture reading that is dry
const int dry = 680;
// soil moisture reading that is moist
const int moist = 680;
// print delay
const int printDelay = 5000;
// per sensor script delay
//const int sensorsDelay = 5000;
// Serial write speak
const int serialWrite = 19200;

// site number if you have more than one
const int siteNumber = 1;
// Cycle Delay every 2 hours
//const int cycleDelay = 7200000;
// water delay
//const in waterDelay = 10000;

void setup() {
//  pinMode(pumpPin1, OUTPUT);
//  pinMode(soilSensor0, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin1, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin1, OUTPUT);
//  pinMode(soilSensor1, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin2, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin2, OUTPUT);
//  pinMode(soilSensor2, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin3, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin3, OUTPUT);
//  pinMode(soilSensor3, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin4, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin4, OUTPUT);
//  pinMode(soilSensor4, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin5, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin5, OUTPUT);
//  pinMode(soilSensor5, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin6, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin6, OUTPUT);
//  pinMode(soilSensor6, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin6, HIGH);
//  delay(sensordelay);
//  pinMode(pumpPin7, OUTPUT);
//  pinMode(soilSensor7, INPUT);
//  Serial.begin(serialwrite);
//  digitalWrite(pumpPin7, HIGH);
//  delay(sensordelay);
  Serial.begin(serialWrite);
}

void loop() {

  // Delay to allow any reboots to happen
  delay(120000);
  
  Serial.println("Sensing Moisture on Zone " + String(siteNumber) + "!");
  delay(printDelay);

  // Moisture Sensor A0
  int moisture0 = analogRead(soilSensorA0);
  Serial.println("Pot 1: " + String(moisture0));
  delay(5000);

  if (moisture0 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 1 is dry");
  delay(5000);
  }

    if (moisture0 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 1 is moist");
  delay(5000);
  }
  
  // Moisture Sensor A2
  int moisture1 = analogRead(soilSensorA1);
  Serial.println("Pot 2: " + String(moisture1));  
  delay(5000);
  
  if (moisture1 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 2 is dry");
  delay(5000);
  }

    if (moisture1 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 2 is moist");
  delay(5000);
  }
    
  // Moisture Sensor A4
  int moisture2 = analogRead(soilSensorA2);
  Serial.println("Pot 3: " + String(moisture2)); 
  delay(5000);
  
  if (moisture2 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 3 is dry");
  delay(5000);
  }

    if (moisture2 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 3 is moist");
  delay(5000);
  }
  
  // Moisture Sensor A6
  int moisture3 = analogRead(soilSensorA3);
  Serial.println("Pot 4: " + String(moisture3)); 
  delay(5000);
  
  if (moisture3 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 4 is dry");
  delay(5000);
  }

    if (moisture3 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 4 is moist");
  delay(5000);
  }
    
  // Moisture Sensor A8
  int moisture4 = analogRead(soilSensorA4);
  Serial.println("Pot 5: " + String(moisture4));
  delay(5000);
  
  if (moisture4 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 5 is dry");
  delay(5000);
  }

    if (moisture4 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 5 is moist");
  delay(5000);
  }
  
  // Moisture Sensor A10
  int moisture5 = analogRead(soilSensorA5);
  Serial.println("Pot 6: " + String(moisture5));
  delay(5000);
   
  if (moisture5 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 6 is dry");
  delay(5000);
  }

    if (moisture5 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 6 is moist");
  delay(5000);
  }
     
  // Moisture Sensor A11
  int moisture6 = analogRead(soilSensorA6);
  Serial.println("Pot 7: " + String(moisture6));
  delay(5000);
  
  if (moisture6 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 7 is dry");
  delay(5000);
  }

    if (moisture6 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 7 is moist");
  delay(5000);
  }
  
  // Moisture Sensor A12
  int moisture7 = analogRead(soilSensorA7);
  Serial.println("Pot 8: " + String(moisture7));
  delay(5000);
  
  if (moisture7 >= dry) {
     // the soil is too dry, water!
    Serial.println("Pot 8 is dry");
  delay(5000);
  }

    if (moisture7 <= moist) {
     // the soil is too dry, water!
    Serial.println("Pot 8 is moist");
  delay(5000);
  }
  
  Serial.println("Done Sensing Moisture!");
  delay(5000);
  
  Serial.println("Next moisture check is in a couple hrs!");
  delay(printDelay);
  
  delay(3600000);
}