/*
EGG INCUBATOR
ver.1m0 - 13.05.2017, Craiova - Romania, Europe, Earth
Nicu FLORICA (niq_ro) write this sketch for Viorel SOSA, Costa Rica,
using parts of other sketches :)
based on data from http://nicuflorica.blogspot.ro/2015/08/termostat-cu-control-umiditate-2.html
http://www.tehnic.go.ro
http://nicuflorica.blogspot.ro/
http://arduinotehniq.blogspot.com/
*/
#include <Servo.h>
#include <Wire.h> 
#include <LiquidCrystal_I2C.h>

// Set the LCD address to 0x27 for a 16 chars and 2 line display
//LiquidCrystal_I2C lcd(0x3F, 16, 2);

//#include <LiquidCrystal.h>  //this library is included in the Arduino IDE
//LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
LiquidCrystal_I2C lcd(0x27, 20, 4);
/*                                    -------------------
|  LCD  | Arduino |
-------------------
LCD RS pin to digital pin 12         |  RS   |   D12   |
LCD Enable pin to digital pin 11     |  E    |   D11   |
LCD D4 pin to digital pin 5          |  D4   |   D6    |
LCD D5 pin to digital pin 4          |  D5   |   D4    |
LCD D6 pin to digital pin 3          |  D6   |   D3    |
LCD D7 pin to digital pin 2          |  D7   |   D2    |
LCD R/W pin to ground                |  R/W  |   GND   |
-------------------
*/

// http://arduino.cc/en/Reference/LiquidCrystalCreateChar
byte grad[8] = {
	B01100,
	B10010,
	B10010,
	B01100,
	B00000,
	B00000,
	B00000,
};

int pos = 0;                                  // variable to store the servo position
int istate = 0;
int END = 0;
unsigned long previousMillis = 0;
const long interval = 0; //timer for roll eggs 1HOUR
Servo rotor;
int servo_position = 0;

// Example testing sketch for various DHT humidity/temperature sensors
// Written by ladyada, public domain
#include "DHT.h"
#define DHTPIN A0     // what pin we're connected to A0
// Uncomment whatever type you're using!
#define DHTTYPE DHT22   // DHT 11 
//#define DHTTYPE DHT22   // DHT 22  (AM2302)
//#define DHTTYPE DHT21   // DHT 21 (AM2301)

// if is just sensor:
// Connect pin 1 (on the left) of the sensor to +5V
// Connect pin 2 of the sensor to whatever your DHTPIN is
// Connect pin 4 (on the right) of the sensor to GROUND
// Connect a 10K resistor from pin 2 (data) to pin 1 (power) of the sensor

DHT dht(DHTPIN, DHTTYPE);


// for DS18B20 - http://arduinoprojects.ru/2014/08/%D0%BF%D1%80%D0%BE%D1%81%D1%82%D0%BE%D0%B9-%D1%82%D0%B5%D1%80%D0%BC%D0%BE%D1%81%D1%82%D0%B0%D1%82-%D0%BD%D0%B0-arduino-%D0%B8-%D1%86%D0%B8%D1%84%D1%80%D0%BE%D0%B2%D0%BE%D0%BC-%D1%82%D0%B5%D1%80%D0%BC/
#include <OneWire.h>
#include <DallasTemperature.h>
#define dspin 10
#define ONE_WIRE_BUS dspin
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);
int resolution = 11;

// define pins for relay or leds
#define temppeste A1
#define umidpeste A2
#define motoras 9
#define eroarepin 13

// define variable
float te, t1, tes, dete, ete;   // variable for temperature
int has, hass, dehas, ehas;        // variable for humiditiy

byte heat;  // is 1 for heater and 0 for cooler
byte dry;   // is 1 for dryer and 0 for wetter 

			// part for menu: http://nicuflorica.blogspot.ro/2015/05/termostat-cu-afisaj-led.html
#define BUT1 6    // - switch
#define BUT2 7    // + switch
#define BUT3 8    // MENU switch

byte meniu = 11; // if MENIU = 0 is clasical 
				// if MENIU = 1 is for temperature set (tes)
				// if MENIU = 2 is for dt temperature (dete)
				// if MENIU = 3 is for humidity set (hass)
				// if MENIU = 4 is for dh humidity (dehas)
				// if MENIU = 5 is for hours between turning eggs (hours)
				// if MENIU = 6 is for time turning eggs (seconds)
				// if MENIU = 7 is for error temperature
				// if MENIU = 8 os for error humidity
				// if MENIU = 9 es para dias incubacion
				// if MENIU = 10 es para dias de rotacion

				// http://tronixstuff.com/2011/03/16/tutorial-your-arduinos-inbuilt-eeprom/
#include <EEPROM.h>

int is, im, ih, id, ida;                          // variables for time
float taim, s1, m1, h1, d1;                       //  Set up variables to calculate time

int taim1, taim2;
unsigned long sfrotatii, taim11, taim22;
int grados = 0;
int diainc = 0;
int diarotac = 0;
int diar = 0;
byte rotit = 0;
byte rotire = 0;
byte eroaret = 0;
byte eroareh = 0;
// These variables are for the push button routine
int buttonstate = 0; //flag to see if the button has been pressed, used internal on the subroutine only
int pushlengthset = 2000; // value for a long push in mS
int pushlength = pushlengthset; // set default pushlength
int pushstart = 0;// sets default push value for the button going low
int pushstop = 0;// sets the default value for when the button goes back high

				 //int knobval; // value for the rotation of the knob
boolean buttonflag = false; // default value for the button flag

unsigned long intraremeniu;
unsigned long iesiremeniu = 60000; // 
byte anulare = 0;
byte eroare = 0;

int ora, minut, secunda;
float rest;
unsigned long tpintors;

void setup()
{
	Serial.begin(9600);
	// Initialize LCD display  
	lcd.init();
	lcd.backlight();
	lcd.begin(20, 4);
	// create custom symbol
	lcd.createChar(0, grad);
	/*
	// initialize the LCD
	lcd.begin();
	// create custom symbol
	lcd.createChar(0, grad);
	// Turn on the blacklight and print a message.
	lcd.backlight();
	*/
	// Initialize DHT sensor
	dht.begin();
	// for DS18B20 sensor
	sensors.begin();
	// 11 bit resolution by default 
	// Note the programmer is responsible for the right delay
	// we could do something usefull here instead of the delay
	sensors.setResolution(resolution);
	delay(250 / (1 << (12 - resolution)));

	// define outputs
	pinMode(temppeste, OUTPUT);
	pinMode(umidpeste, OUTPUT);
	pinMode(motoras, OUTPUT);
	pinMode(eroarepin, OUTPUT);

	// set the default state for outputs
	digitalWrite(temppeste, LOW);
	digitalWrite(umidpeste, LOW);
	digitalWrite(motoras, LOW);
	digitalWrite(eroarepin, LOW);

	// set push buttons for menu
	pinMode(BUT1, INPUT);
	pinMode(BUT2, INPUT);
	pinMode(BUT3, INPUT);

	digitalWrite(BUT1, HIGH); // pull-ups on
	digitalWrite(BUT2, HIGH);
	digitalWrite(BUT3, HIGH);

	lcd.setCursor(1, 0);
	lcd.print("  Incubadora con");

	lcd.setCursor(0, 1);
	lcd.print(" Control de Humedad");

	delay(3000);
	lcd.clear();

	heat = 1;  // is 1 for heater and 0 for cooler
	dry = 0;   // is 1 for dryer and 0 for wetter 

			   /*
			   // just first time... after must put commnent (//)
			   EEPROM.write(201,1);    // tset1
			   EEPROM.write(202,120);  // tset2
			   EEPROM.write(203,5);    // dt x 10
			   EEPROM.write(204,45);   // hass
			   EEPROM.write(205,5);    // dehas
			   EEPROM.write(206,2);    // time in hour between spins
			   EEPROM.write(207,3);    // time in seconds for rotation
			   EEPROM.write(208,20);   // ete (error temperature) x10
			   EEPROM.write(209,3);    // ehas (error humidity)
			   EEPROM.write(210,5);    // diainc (error humidity)
			   EEPROM.write(211,5);    // diarotac (error humidity)
			   */
	
	byte tset1 = EEPROM.read(201);
	byte tset2 = EEPROM.read(202);
	tes = 256 * tset1 + tset2;  // recover the number
	tes = tes / 10;
	dete = EEPROM.read(203);
	dete = dete / 10;
	hass = EEPROM.read(204);
	dehas = EEPROM.read(205);
	taim1 = EEPROM.read(206);
	taim2 = EEPROM.read(207);
	ete = EEPROM.read(208);
	ete = ete / 10;
	ehas = EEPROM.read(209);
	diainc = EEPROM.read(210);
	diarotac = EEPROM.read(211);

	//taim11 = taim1 * 60000;  // minute -> ms
	taim11 = taim1 * 3600000;  // hour -> ms
	taim22 = taim2 * 1000; // seconds -> ms
	//rotor.attach(9); // servo control is set to pin 9 (usually yellow wire is control, black goes to ground red goes to +5V)
	//rotor.write(70); //put the servo at intitial position of 16 degrees
	//rotor.detach();
	sfrotatii = millis();
}

void loop()
{
	if (meniu >= 11)
	{
		lcd.clear();
		meniu = 0;
	}

	if (meniu == 0)
	{
		pushlength = pushlengthset;
		pushlength = getpushlength();
		delay(10);

		if (pushlength > pushlengthset)
		{
			meniu = 1;

			lcd.setCursor(8, 0);
			lcd.print(".");
			pushlength = pushlengthset;
			delay(50);
			intraremeniu = millis();  // store time when enter in setup menu
		}
		if (pushlength < pushlengthset)
		{
			lcd.setCursor(8, 0);
			lcd.print("!");
			pushlength = pushlengthset;
		}
		// Reading temperature or humidity 
		has = dht.readHumidity();

		// using DS18B20 ( http://arduinoprojects.ru/2014/08/%D0%BF%D1%80%D0%BE%D1%81%D1%82%D0%BE%D0%B9-%D1%82%D0%B5%D1%80%D0%BC%D0%BE%D1%81%D1%82%D0%B0%D1%82-%D0%BD%D0%B0-arduino-%D0%B8-%D1%86%D0%B8%D1%84%D1%80%D0%BE%D0%B2%D0%BE%D0%BC-%D1%82%D0%B5%D1%80%D0%BC/ )
		sensors.requestTemperatures(); // запрос на получение температуры
		float te = (sensors.getTempCByIndex(0));
		delay(150 / (1 << (12 - resolution)));

		// part from http://nicuflorica.blogspot.ro/2014/10/ceas-rtc-cu-ds1307-si-date-mediu-cu.html
		lcd.setCursor(0, 0);
		if (te < 0)
		{
			t1 = -te;
		}
		else t1 = te;

		if (t1 < 10)
		{
			lcd.print(" ");
		}
		if (te > 0) lcd.print("+");
		if (te == 0) lcd.print(" ");
		if (te < 0) lcd.print("-");
		lcd.print(t1, 1);
		//   lcd.write(0b11011111);
		lcd.write(byte(0));
		lcd.print("C  ");

		lcd.setCursor(10, 0);
		// lcd.print("H=");
		lcd.print(has);
		lcd.print("%RH ");

		if (te > tes)
		{
			if (heat == 1) digitalWrite(temppeste, LOW);
			if (heat == 0) digitalWrite(temppeste, HIGH);
		}
		if (tes - dete > te)
		{
			if (heat == 0) digitalWrite(temppeste, LOW);
			if (heat == 1) digitalWrite(temppeste, HIGH);
		}
		if (has > hass)
		{
			if (dry == 1) digitalWrite(umidpeste, HIGH);
			if (dry == 0) digitalWrite(umidpeste, LOW);
		}
		if (has < hass - dehas)
		{
			if (dry == 0) digitalWrite(umidpeste, HIGH);
			if (dry == 1) digitalWrite(umidpeste, LOW);
		}
		if ((te >= tes + ete) or (te <= tes - dete - ete))
		{
			eroaret = 1;
			lcd.setCursor(7, 0);
			lcd.print("*");
		}
		else
		{
			eroaret = 0;
			lcd.setCursor(7, 0);
			lcd.print(" ");
		}
		if ((has < hass - dehas - ehas) or (has > hass + ehas))
		{
			eroareh = 1;
			lcd.setCursor(15, 0);
			lcd.print("*");
		}
		else
		{
			eroareh = 0;
			lcd.setCursor(15, 0);
			lcd.print(" ");
		}

		if ((eroaret == 1) or (eroareh == 1))
		{
			eroare = 1;
		}
		if (eroare == 1)
		{
			if (anulare == 0)
			{
				digitalWrite(eroarepin, HIGH);
				if ((digitalRead(BUT1) == LOW) or (digitalRead(BUT2) == LOW))
				{
					anulare = 1;
					delay(250);
				}
			}
			else
			{
				digitalWrite(eroarepin, LOW);
			}
		}
		else
		{
			digitalWrite(eroarepin, LOW);
		}

		if ((eroaret == 0) and (eroareh == 0))
		{
			eroare = 0;
			anulare = 0;
		}


		// part for day remaining
		taim = millis();                              //  Get time in milliseconds since tunit turn on
		s1 = taim / 1000;                               //  Convert time to seconds, minutes, hours, days
		m1 = s1 / 60;
		h1 = m1 / 60;
		d1 = h1 / 24;
		id = int(d1);                                 //  Strip out remainder to leave Days:Hours:Minutes:Seconds
		ih = int((d1 - int(d1)) * 24);
		im = int((h1 - int(h1)) * 60);
		is = int((m1 - int(m1)) * 60);
		// Calculate approximate days till hatch (assume 21 days to hatch)
		ida = diainc - id;
		diar = diarotac - id;
		tpintors = -millis() + taim11 + sfrotatii;  // time to rotatitng again
		tpintors = tpintors / 1000; // ms -> s
		ora = tpintors / 3600;
		rest = tpintors - 3600 * ora;
		minut = rest / 60;
		secunda = rest - 60 * minut;

		if (ida > diarotac) {
			lcd.setCursor(0, 1);
			if (ora < 10) lcd.print(" ");
			lcd.print(ora);
			lcd.print(":");
			if (minut < 10) lcd.print("0");
			lcd.print(minut);
			lcd.print(":");
			if (secunda < 10) lcd.print("0");
			lcd.print(secunda);
			lcd.print(" ");
			lcd.setCursor(9, 1);
			lcd.print("   rem:");
			if ((ida >= 0) && (ida < 10)) lcd.print(" ");
			lcd.print(ida);
			lcd.print("d");
			END = 0;
		}
			if (ida <= diarotac) { // Print days left till hatch
				lcd.setCursor(0, 1);
				lcd.print("Fin Rotc.!");
				lcd.setCursor(9, 1);
				lcd.print("   rem:");
				if ((ida >= 0) && (ida < 10)) lcd.print(" ");
				lcd.print(ida);
				lcd.print("d");
				END = 1;
			}

			/*if (ida < diarotac) { // Print days left till hatch
			lcd.setCursor(0, 1);
			lcd.print("Fin Rotc.!");
			lcd.setCursor(9, 1);
			lcd.print("   rem:");
			if ((ida >= 0) && (ida < 10)) lcd.print(" ");
			lcd.print(ida);
			lcd.print("d");
			END = 1;
		}*/ //stop move eggs
	
		
		// spins part (turning eggs)
		//unsigned long currentMillis = millis();

		//int tleft = ((currentMillis - previousMillis) / 1000) / 60;
		//lcd.print(" ");  lcd.write(byte(2));
		//lcd.print(tleft);


		if (((millis() - sfrotatii) > taim11) && (istate == 0 && END == 0))
		{
			//myservo.attach(9);
			for (pos = 80; pos <= 155; pos += 1) { //servo_position += 1; 
				{ // goes from 16 degrees to 80 degrees  in steps of 1 degree
					rotor.attach(9);
					rotor.write(pos);
					rotit = 0;
					istate = 1;
					delay(50);
					sfrotatii = millis();
				}
				rotor.detach();

			}
		}
		if (((millis() - sfrotatii) > taim11) && (rotit == 0 && END == 0))
		{
			// myservo.attach(9);
			for (pos = 155; pos >= 80; pos -= 1) //servo_position += 1; 
			{ // goes from 80 degrees to 0 degrees
				rotor.attach(9);
				rotor.write(pos);
				rotit = 1;
				istate = 0;
				delay(50);                      // slow the servo down a bit to turn the eggs          // slow the servo down a bit to turn the eggs
				sfrotatii = millis();
			}
			rotor.detach();
		}
	
		/*while (((millis() - sfrotatii) > taim11) && (rotit == 0))
		{
		if (ida >= 4);
		lcd.setCursor(0, 1);
		lcd.print(" Rotando Huevos!  ");
		servo_position = 0; servo_position <= 180; servo_position += 1;
			rotor.write(servo_position);
			delay(taim22);
		servo_position = 180; servo_position >= 0; servo_position -= 1;
			rotor.write(servo_position);
			rotit = 1;
		}

		/*while (((millis() - sfrotatii) > taim11) && (rotit == 0))
		{
			if (ida >= 4);
			lcd.setCursor(0, 1);
			lcd.print(" Rotando Huevos!  ");
			digitalWrite(motoras, HIGH);
			delay(taim22);
			digitalWrite(motoras, LOW);
			rotit = 1;
		}

		if (rotit == 1)
		{
			sfrotatii = millis();
			rotit = 0;
			lcd.clear();
		}
		/*/
	
	} // last line for MENIU = 0


	if (meniu == 1) {
		while (meniu == 1) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			//   teset(tset);
			lcd.setCursor(0, 0);
			lcd.print("Conf. Temperatura:");
			lcd.setCursor(0, 1);
			//   lcd.print("+");
			lcd.print(tes, 1);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("C  ");

			lcd.setCursor(8, 1);
			lcd.print("Dif. T=");
			lcd.print(dete, 1);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("C  ");


			if (digitalRead(BUT1) == LOW)
			{
				tes = tes - 0.1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				tes = tes + 0.1;
				delay(250);
			}

			int tes2 = tes * 10;
			byte tset1 = tes2 / 256;
			byte tset2 = tes2 - tset1 * 256;

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(201, tset1);  // partea intreaga
				EEPROM.write(202, tset2);   // rest
				meniu = 2;
				delay(250);
				lcd.clear();
			}
			//  delay(15);
		}
		delay(100);
	}   // end loop for MENIU = 1


	if (meniu == 2) {
		while (meniu == 2) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			//    maxim(dt/10); // this is number to diplay
			//    dete(dt); // this is number to diplay
			lcd.setCursor(0, 0);
			lcd.print("Conf. hyst.temp.:");
			lcd.setCursor(0, 1);
			//   lcd.print("+");
			lcd.print(tes, 1);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("C  ");

			lcd.setCursor(8, 1);
			lcd.print("Dif. t=");
			lcd.print(dete, 1);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("C  ");

			if (digitalRead(BUT1) == LOW)
			{
				dete = dete - 0.1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				dete = dete + 0.1;
				delay(250);
			}
			//   delay(15);
			if (dete < 0.1) dete = 0.1;

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(203, dete * 10);
				meniu = 3;
				delay(250);
				lcd.clear();
			}
		}
	}  // end loop for MENIU = 2

	if (meniu == 3) {
		while (meniu == 3) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			//   teset(tset);
			lcd.setCursor(0, 0);
			lcd.print("Conf. Humedad:");
			lcd.setCursor(0, 1);
			//   lcd.print("+");
			lcd.print(hass, 1);
			//   lcd.write(0b11011111);
			//   lcd.write(byte(0));
			lcd.print("%HR  ");

			lcd.setCursor(7, 1);
			lcd.print("Dif H.=");
			lcd.print(dehas);
			//   lcd.write(0b11011111);
			//   lcd.write(byte(0));
			lcd.print("%HR");


			if (digitalRead(BUT1) == LOW)
			{
				hass = hass - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				hass = hass + 1;
				delay(250);
			}

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(204, hass);
				meniu = 4;
				delay(250);
				lcd.clear();
			}
			//  delay(15);
		}
		delay(250);
	}  // end loop for MENIU =3


	if (meniu == 4) {
		while (meniu == 4) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Conf. hyst.humid.:");
			lcd.setCursor(0, 1);
			//   lcd.print("+");
			lcd.print(hass);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("%HR");

			lcd.setCursor(7, 1);
			lcd.print("Dif H.=");
			lcd.print(dehas);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("%HR");


			if (digitalRead(BUT1) == LOW)
			{
				dehas = dehas - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				dehas = dehas + 1;
				delay(250);
			}

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(205, dehas);
				meniu = 5;
				delay(250);
				lcd.clear();
			}
			//   delay(15);
			if (dehas < 1) dehas = 1;
		}
	}  // end loop for MENIU = 4


	if (meniu == 5) {
		while (meniu == 5) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Tiempo entre");
			lcd.setCursor(0, 1);
			lcd.print("giros: ");

			if (digitalRead(BUT1) == LOW)
			{
				taim1 = taim1 - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				taim1 = taim1 + 1;
				delay(250);
			}

			if (taim1 < 1) taim1 = 24;
			if (taim1 > 24) taim1 = 1;

			lcd.setCursor(9, 1);
			lcd.print(taim1);
			lcd.print("h ");

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(206, taim1);
				delay(250);
				lcd.clear();
				//taim11 = taim1 * 60000;  // minute -> ms
				taim11 = taim1 * 3600000;  // hour -> ms
				meniu = 6;
			}

		}
	}   // end loop for end MENIU = 5

	if (meniu == 6) {
		while (meniu == 6) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Tiempo motor: ");

			if (digitalRead(BUT1) == LOW)
			{
				taim2 = taim2 - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				taim2 = taim2 + 1;
				delay(250);
			}

			if (taim2 < 3) taim2 = 60;
			if (taim2 > 60) taim2 = 3;

			lcd.setCursor(12, 1);
			lcd.print(taim2);
			lcd.print("s ");

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(207, taim2);
				delay(250);
				lcd.clear();
				taim22 = taim2 * 1000; // seconds -> ms
				meniu = 7;
			}
		}

	}   // end loop for end MENIU = 6  


	if (meniu == 7) {
		while (meniu == 7) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Error de temp:");

			lcd.setCursor(3, 1);
			lcd.print("et = +/- ");
			lcd.print(ete, 1);
			//   lcd.write(0b11011111);
			lcd.write(byte(0));
			lcd.print("C  ");

			if (digitalRead(BUT1) == LOW)
			{
				ete = ete - 0.1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				ete = ete + 0.1;
				delay(250);
			}

			if (ete < 0.1) ete = 0.1;
			if (ete > 3.0) ete = 3.0;

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(208, ete * 10);
				meniu = 8;
				delay(250);
				lcd.clear();
			}
		}
	}  // end loop for MENIU = 7

	if (meniu == 8) {
		while (meniu == 8) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Error de humedad:");

			lcd.setCursor(3, 1);
			lcd.print("eh = +/- ");
			lcd.print(ehas);
			lcd.write(byte(0));
			lcd.print("%HR");

			if (digitalRead(BUT1) == LOW)
			{
				ehas = ehas - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				ehas = ehas + 1;
				delay(250);
			}

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(209, ehas);
				delay(250);
				lcd.clear();
				meniu = 9;
			}
			if (ehas < 1) ehas = 1;
			if (ehas > 10) ehas = 10;
		}
	}  // end loop for MENIU = 8

	if (meniu == 9) {
		while (meniu == 9) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Tiempo Incubacion: ");

			if (digitalRead(BUT1) == LOW)
			{
				diainc = diainc - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				diainc = diainc + 1;
				delay(250);
			}

			if (diainc < 1) diainc = 38;
			if (diainc > 38) diainc = 1;

			lcd.setCursor(12, 1);
			lcd.print(diainc);
			lcd.print("d ");

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(210, diainc);
				delay(250);
				lcd.clear();
				diainc = diainc; // * 1000; // seconds -> ms
				meniu = 10;
			}
		}

	}   // end loop for end MENIU = 10  

	if (meniu == 10) {
		while (meniu == 10) {
			if (millis() - intraremeniu > iesiremeniu) meniu = 11;
			lcd.setCursor(0, 0);
			lcd.print("Dias de Rotacion: ");

			if (digitalRead(BUT1) == LOW)
			{
				diarotac = diarotac - 1;
				delay(250);
			}
			if (digitalRead(BUT2) == LOW)
			{
				diarotac = diarotac + 1;
				delay(250);
			}

			if (diarotac < 1) diarotac = 38;
			if (diarotac > 38) diarotac = 1;

			lcd.setCursor(12, 1);
			lcd.print(diarotac);
			lcd.print("d ");

			if (digitalRead(BUT3) == LOW)
			{
				EEPROM.write(211, diarotac);
				delay(250);
				lcd.clear();
				diarotac = diarotac; // * 1000; // seconds -> ms
				meniu = 11;
			}
		}

	}   // end loop for end MENIU = 11  
	
}   // last line in main loop

	// subroutine to return the length of the button push.
int getpushlength() {
	buttonstate = digitalRead(BUT3);
	if (buttonstate == LOW && buttonflag == false) {
		pushstart = millis();
		buttonflag = true;
	};

	if (buttonstate == HIGH && buttonflag == true) {
		pushstop = millis();
		pushlength = pushstop - pushstart;
		buttonflag = false;
	};
	return pushlength;
}