Mini Gorilla Tent Grow Club

/* Robin Mini Tent Program */

#include "DHT.h"
#include <DS3231.h>
#include <Wire.h>

#include <Time.h>
#include <TimeAlarms.h>

//Temperature sensor
#define DHTPIN 7            //  DHT11 digital pin for Humidity and temprature
#define DHTTYPE DHT11      // DHT 11
DHT dht(DHTPIN, DHTTYPE); // Initialize DHT sensor.

//Real Time Clock RTC
DS3231 Clock;
bool Century=false;
bool h12;
bool PM,LightsOnFlag;
//int second,minute,hour,date,month,year,temperature;
int temperature, temperature_old;
float h,t,f;
float h_old,t_old,f_old;


// the setup function runs once when you press reset or power the board
void setup() {
  //Init Temperature sensor
  dht.begin();

  // initialize Pins
  pinMode(6, OUTPUT);   // not used
  pinMode(3, OUTPUT);   // control 12v fan ventilation
  pinMode(5, OUTPUT);   // control 1x 740nm Far Red overhead LDD 1000
  //PWM 255=0.99A 2.21V, 192=0.76A 2.02V, 160=0.63A 1.91V, 128=0.51A 1.79V, 96=0.38A 1.68V, 64=0.26A 1.56V
  pinMode(9, OUTPUT);   // control 3000K 18V strip overhead LDD 600
  //PWM 255=0.59A 36V, 192=0.44A 34.2V, 160=0.36A 33.2V, 128=0.29A 32.2V, 96=0.22A 31.2V, 64=0.14A 30.2V
  pinMode(10, OUTPUT);  // control 5000K 36V strip on side light LDD 700
  //PWM 255=0.68A 35.3V, 192=0.51A 33.7V, 160=0.42A 32.9V, 128=0.34A 32V, 96=0.25A 31.1V, 64=0.16A 30.2V
  pinMode(11, OUTPUT);  // control 4x430nm 2x 660nm overhead LDD 700
  //PWM 255=0.69A 16.35V, 192=0.52A 15.57V, 160=0.43A 15.13V, 128=0.35A 14.68V, 96=0.26A 14.20V, 64=0.17A 13.73V

  // Start the I2C interface
  Wire.begin();

  //PWM Frequency
  //Pins 5 and 6 are paired on timer0. base frequency for pins 5 and 6 is 62500 Hz.
  //Pins 9 and 10 are paired on timer1. base frequency for pins 3, 9, 10, and 11 is 31250 Hz
  //Pins 3 and 11 are paired on timer2. base frequency for pins 3, 9, 10, and 11 is 31250 Hz
  //The divisors available on pins 5, 6, 9 and 10 are: 1, 8, 64, 256, and 1024.
  //The divisors available on pins 3 and 11 are: 1, 8, 32, 64,128, 256, and 1024.
  setPwmFrequency(6, 1);    // not used
  setPwmFrequency(3, 1);
  setPwmFrequency(5, 64);
  setPwmFrequency(9, 64);
  setPwmFrequency(10, 64);
  setPwmFrequency(11, 64);


  // Start the serial interface
  Serial.begin(9600);
  Serial.println("Welcome");

  ReadDS3231();
}

void setPwmFrequency(int pin, int divisor) {
  byte mode;
  if(pin == 5 || pin == 6 || pin == 9 || pin == 10) {
    switch(divisor) {
      case 1: mode = 0x01; break;
      case 8: mode = 0x02; break;
      case 64: mode = 0x03; break;
      case 256: mode = 0x04; break;
      case 1024: mode = 0x05; break;
      default: return;
    }
    if(pin == 5 || pin == 6) {
      TCCR0B = TCCR0B & 0b11111000 | mode;
    } else {
      TCCR1B = TCCR1B & 0b11111000 | mode;
    }
  } else if(pin == 3 || pin == 11) {
    switch(divisor) {
      case 1: mode = 0x01; break;
      case 8: mode = 0x02; break;
      case 32: mode = 0x03; break;
      case 64: mode = 0x04; break;
      case 128: mode = 0x05; break;
      case 256: mode = 0x06; break;
      case 1024: mode = 0x7; break;
      default: return;
    }
    TCCR2B = TCCR2B & 0b11111000 | mode;
  }
}

void ReadDS3231()
{
  temperature=Clock.getTemperature();
  setTime(Clock.getHour(h12, PM),Clock.getMinute(),Clock.getSecond(),Clock.getDate(),Clock.getMonth(Century),Clock.getYear());
}

void ReadDHT()
{
  // Reading temperature or humidity takes about 250 milliseconds!
  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
   h = dht.readHumidity();
  // Read temperature as Celsius (the default)
   t = dht.readTemperature();
  // Read temperature as Fahrenheit (isFahrenheit = true)
   f = dht.readTemperature(true);

  // Check if any reads failed and exit early (to try again).
  if (isnan(h) || isnan(t) || isnan(f)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }

}

void printstuff()
{
  // Display if any parameters changed
  if (h_old!=h ||t_old!=t || f_old!=f ||temperature_old!=temperature) {
    h_old=h;
    t_old=t;
    f_old=f;
    temperature_old=temperature;
    Serial.print('\n');
    Serial.print("Humidity: ");
    Serial.print(h);
    Serial.print(" %\t");
    Serial.print("Temperature: ");
    Serial.print(t);
    Serial.print(" *C ");
    Serial.print(f);
    Serial.println(" *F\t");
    Serial.print(year());
    Serial.print('-');
    Serial.print(month());
    Serial.print('-');
    Serial.print(day());
    Serial.print(' ');
    Serial.print(hour());
    Serial.print(':');
    Serial.print(minute());
    Serial.print(':');
    Serial.print(second());
    Serial.print(" Control Box Temperature=");
    Serial.print(temperature);
    Serial.print(" ");
    Serial.print('\n');
  }
}

void MorningAlarm(){
    LightsOnFlag=true;
    analogWrite(9,96);
    analogWrite(10,200);
    analogWrite(11,96);
}

void EveningAlarm(){
    LightsOnFlag=false;
    analogWrite(9,0);
    analogWrite(10,0);
    analogWrite(11,0); 
}

void FarRedAlarmON(){
  analogWrite(5,160);
}

void FarRedAlarmOFF(){
   analogWrite(5,0);
}

void loop() {

    ReadDHT();
    temperature=Clock.getTemperature();

    analogWrite(3,64);

    // Wait a few seconds between measurements.
    delay(10000);


   // create the alarms
   // Alarm.alarmRepeat(19,18,0, MorningAlarm);  // not working
   if (((hour()*60)+minute())>=600 && ((hour()*60)+minute())<=1350) {MorningAlarm();}
   if (((hour()*60)+minute())>=1346 && ((hour()*60)+minute())<=1357) {FarRedAlarmON();}
   if (((hour()*60)+minute())>=1350) {EveningAlarm();}
   if (((hour()*60)+minute())>=1357) {FarRedAlarmOFF();}

printstuff();

if (minute()>4) {
   /*  if ((t > 27 && LightsOnFlag==true) || (t > 22 && LightsOnFlag==false)) {*/
     if (t > 27 && LightsOnFlag==true) {
       Serial.print("Fan on. Lights ON Ttent > 27 or Lights OFF Ttent > 22");
       Serial.print('\n');
       analogWrite(3,255);
       delay(30000);
     }
    /*  if ((t < 26 && LightsOnFlag==true) || (t < 22 && LightsOnFlag==false)){
       digitalWrite(6, LOW);
     }*/
     if (temperature > 31) {
       Serial.print("Fan on. Tbox > 31");
       Serial.print('\n');
       analogWrite(3,255);
       delay(30000);
     }
     /* if (temperature < 26){
       digitalWrite(6, LOW);
     }*/
      if (h > 70) {
       analogWrite(3,255);
       delay(30000); }
     }
     else {
      analogWrite(3,255);
     };


}