riptide

#include <DallasTemperature.h>
#include <LiquidCrystal.h>

//var declaration
int flowPin = 2;    //This is the input pin on the Arduino
double flowRate;    //This is the value we intend to calculate.
volatile int count; //This integer needs to be set as volatile to ensure it updates correctly during the interrupt process.
LiquidCrystal lcd = LiquidCrystal(9, 3, 7, 6, 5, 4);
int sensor = A3;
int UV;

void Flow()
{
  count++; //Every time this function is called, increment "count" by 1
}

const int rain_analog_pin = A2;

#define ONE_WIRE_BUS 11
#define ONE_WIRE_BUS_TWO 12

OneWire oneWire(ONE_WIRE_BUS);
OneWire oneWire2(ONE_WIRE_BUS_TWO);

DallasTemperature sensors(&oneWire);
DallasTemperature sensors2(&oneWire2);

void setup() {
  // put your setup code here, to run once:
  lcd.begin(16, 2);
  pinMode(flowPin, INPUT);           //Sets the pin as an input
  pinMode(sensor, INPUT);
  pinMode(rain_analog_pin, INPUT);
  attachInterrupt(0, Flow, RISING);  //Configures interrupt 0 (pin 2 on the Arduino Mega 2560 Board) to run the function "Flow"

}

void loop() {
  // put your main code here, to run repeatedly:
  //LOOP CODE FOR FLOW SENSOR
  count = 0;      // Reset the counter so we start counting from 0 again
  interrupts();   //Enables interrupts on the Arduino
  delay (1000);   //Wait 1 second
  noInterrupts(); //Disable the interrupts on the Arduino



  //LOOP CODE FOR UV

  int UVIndex = 0;
  int sensorValue;
  delay(4000);
  lcd.clear();
  sensorValue = analogRead(sensor);
  int voltage = (sensorValue * (5.0 / 1023.0)) * 1000; //Voltage in milliVolts
  if ((voltage >= 696 && voltage <= 1170) || voltage >= 696) {
    delay(1000);
    lcd.setCursor(0, 0);
    lcd.print("UV Index");
    delay(1000);
    lcd.setCursor(0, 1);
    lcd.print("GO TO SHADE AREA”);
    delay(5000);

  else {
    delay(1000);
    lcd.setCursor(0, 0);
    lcd.print("UV Index");
    delay(1000);
    lcd.setCursor(0, 1);
    lcd.print("LOW UV SAFE");
    delay(5000);
  }

  //LOOP CODE FOR TEMPERATURE
  sensors.requestTemperatures();
  sensors2.requestTemperatures();
  delay(5000);


//starts by clearing the screen displaying “Land Temp” and converts the command given to celsius and then displays it
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Land Temp: ");
  double temp1 = (sensors.getTempFByIndex(0) − 32) × 5/9
  lcd.print(temp1);
  lcd.print(" ");
  lcd.print("C");


  lcd.setCursor(0, 1);
  lcd.print("Water Temp: ");
  double temp2 = (sensors.getTempFByIndex(0) − 32) × 5/9
  lcd.print(temp2);
  lcd.print(" ");
  lcd.print("C");



  lcd.print("    ");
  delay(500);
  lcd.clear();

  lcd.setCursor(0, 0);
  lcd.print("Land Temp: ");
  double temp1 = (sensors.getTempFByIndex(0) − 32) × 5/9
  lcd.print(temp1);
  lcd.print(" ");
  lcd.print("C");


  lcd.setCursor(0, 1);
  lcd.print("Water Temp: ");
  double temp2 = (sensors.getTempFByIndex(0) − 32) × 5/9
  lcd.print(temp2);
  lcd.print(" ");
  lcd.print("C");



//if statements that turn off and on the light

  if (sensors.getTempFByIndex(0) >= 75) {
    digitalWrite(10, HIGH);
    delay(1000);
    digitalWrite(10, LOW);
  }

  if (sensors2.getTempFByIndex(0) >= 75) {
    digitalWrite(10, HIGH);
    delay(1000);
    digitalWrite(10, LOW);
  }

  //LOOP CODE FOR RAIN SENSOR
  delay(3000);
//reads information from given analog pin
  sensorValue = analogRead(rain_analog_pin);
  if (sensorValue <= 800) {
    delay(1000);
    lcd.setCursor(0, 0);
    lcd.clear();
    lcd.print("Rain Radar");
    lcd.setCursor(0, 1);
    lcd.print("There is rain");
    delay(1000);
  } else {
    lcd.setCursor(0, 0);
    lcd.clear();
    lcd.print("Rain Radar");
    lcd.setCursor(0, 1);
    lcd.print("There is no rain");
    delay(1000);
  }

//above code uses that data, and uses the same process as in the uv and temperature.

  if (sensorValue < 1000) {
    digitalWrite(10, HIGH);
    delay(1000);
    digitalWrite(10, LOW);

  }
  //Start the math
  flowRate = (count * 2.25);        //Take counted pulses in the last second and multiply by 2.25mL
  flowRate = flowRate * 60;         //Convert seconds to minutes, giving you mL / Minute
  flowRate = flowRate / 1000;       //Convert mL to Liters, giving you Liters / Minute

  if (flowRate > 1) {
    lcd.setCursor(0, 0);
    lcd.print("GET OUT OF WATER!");
    delay(5000);
    lcd.setCursor(0, 2);
    lcd.print("GET OUT OF WATER!");
    delay(5000);
    lcd.setCursor(0, 0);
    lcd.print("GET OUT OF WATER!");
    delay(5000);
    lcd.setCursor(0, 2);
    lcd.print("GET OUT OF WATER!");
    delay(5000);

  } else {
    delay(1000);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Rip Current");
    lcd.setCursor(0, 2);
    lcd.print("It is safe");
    delay(1000);

  }
  if (flowRate > 1) {
    digitalWrite(10, HIGH);
    delay(1000);