Software

En este apartado se incluirán el último programa de Arduino que hemos utilizado en el proyecto, las librerías que hacen que funcione y el esquema electrónico.

Código:

#include <SFE_BMP180.h>

#include <Wire.h>

#include <SPI.h>

#include <SD.h>

SFE_BMP180 bmp180;

File myFile;

const int pinrele = 8;

const int pinboton = 2;

const int sensorPin1 = A0;

const int sensorPin2 = A1;

boolean estaon = HIGH;

boolean estaon2 = HIGH;

int sensorValue1;

int sensorValue2;

float voltaje1 = sensorValue1 * (5.0 / 1023.0);

float voltaje2 = sensorValue2 * (5.0 / 1023.0);

int intervalo=1050;

int ventana=10;

void setup()

{

Serial.begin(9600);

pinMode(pinrele, OUTPUT);

pinMode(pinboton, INPUT);

while (!Serial) {

; // wait for serial port to connect. Needed for native USB port only

}

Serial.print("Initializing SD card...");

if (!SD.begin(4)) {

Serial.println("initialization failed!");

while (1);

}

Serial.println("initialization done.");

// open the file. note that only one file can be open at a time,

// so you have to close this one before opening another.

myFile = SD.open("test1", FILE_WRITE);

// if the file opened okay, write to it:

if (myFile) {

Serial.print("Writing to test.txt...");

myFile.println("testing 1, 2, 3.");

// close the file:

myFile.close();

Serial.println("done.");

} else {

// if the file didn't open, print an error:

Serial.println("error opening test.txt");

}

if (bmp180.begin())

Serial.println("BMP180 iniciado");

else

{

Serial.println("Error al iniciar BMP180");

while(1); // bucle infinito

}

}

void loop()

{

int sensorValue1 = analogRead(sensorPin1);

int sensorValue2 = analogRead(sensorPin2);

int estaon = digitalRead(pinrele);

//int estaon2 = digitalRead(pinboton);

myFile = SD.open("test1.txt", FILE_WRITE);

char status;

double T,P;

for (int i=1; i<= intervalo ;i++) {

int estaon2 = digitalRead(pinboton);

int estaon = digitalRead(pinrele);

int sensorValue1 = analogRead(sensorPin1);

int sensorValue2 = analogRead(sensorPin2);

if(estaon2==0){

Serial.println("Pulsado");

digitalWrite(pinrele, HIGH);

Serial.println(estaon);

status = bmp180.startTemperature(); //Inicio de lectura de temperatura

if (status != 0)

{

delay(status); //Pausa para que finalice la lectura

status = bmp180.getTemperature(T); //Obtener la temperatura

if (status != 0)

{

status = bmp180.startPressure(3); //Inicio lectura de presión

if (status != 0)

{

delay(status); //Pausa para que finalice la lectura

status = bmp180.getPressure(P,T); //Obtenemos la presión

if (status != 0)

{

Serial.print("Temperatura: ");

Serial.print(T,2);

Serial.print(" *C , ");

Serial.print("Presion: ");

Serial.print(P,2);

Serial.println(" mb");

myFile.print("Temperatura: ");

myFile.print(T,2);

myFile.print(" *C , ");

myFile.print("Presion: ");

myFile.print(P,2);

myFile.println(" mb");

}

}

}

}

Serial.print("sensor1 = " );

Serial.print(sensorValue1 * (5.0 / 1023.0));

Serial.print("\t sensor2 = ");

Serial.println(sensorValue2 * (5.0 / 1023.0));

myFile.print("sensor1 = " );

myFile.print(sensorValue1 * (5.0 / 1023.0));

myFile.print("\t sensor2 = ");

myFile.println(sensorValue2 * (5.0 / 1023.0));

delay (1000);

}else{

Serial.println("No Pulsado");

digitalWrite(pinrele, LOW);

Serial.println(estaon);

}

Serial.println(i);

Serial.println(millis());

delay(100);

}

for (int i=1; i<= ventana ;i++) {

int estaon = digitalRead(pinrele);

int sensorValue1 = analogRead(sensorPin1);

int sensorValue2 = analogRead(sensorPin2);

Serial.println("tiempo de ventana");

Serial.println(i);

Serial.println(millis());

myFile.println(millis());

digitalWrite(pinrele, HIGH);

Serial.println(estaon);

myFile.println(estaon);

status = bmp180.startTemperature(); //Inicio de lectura de temperatura

if (status != 0)

{

delay(status); //Pausa para que finalice la lectura

status = bmp180.getTemperature(T); //Obtener la temperatura

if (status != 0)

{

status = bmp180.startPressure(3); //Inicio lectura de presión

if (status != 0)

{

delay(status); //Pausa para que finalice la lectura

status = bmp180.getPressure(P,T); //Obtenemos la presión

if (status != 0)

{

Serial.print("Temperatura: ");

Serial.print(T,2);

Serial.print(" *C , ");

Serial.print("Presion: ");

Serial.print(P,2);

Serial.println(" mb");

myFile.print("Temperatura: ");

myFile.print(T,2);

myFile.print(" *C , ");

myFile.print("Presion: ");

myFile.print(P,2);

myFile.println(" mb");

}

}

}

}

Serial.print("sensor1 = " );

Serial.print(sensorValue1 * (5.0 / 1023.0));

Serial.print("\t sensor2 = ");

Serial.println(sensorValue2 * (5.0 / 1023.0));

myFile.print("sensor1 = " );

myFile.print(sensorValue1 * (5.0 / 1023.0));

myFile.print("\t sensor2 = ");

myFile.println(sensorValue2 * (5.0 / 1023.0));

Serial.println(sensorValue1);

Serial.println(sensorValue2);

myFile.println(sensorValue1);

myFile.println(sensorValue2);

delay(1000);

}

digitalWrite(pinrele, LOW);

myFile.close();

}

Librerías:

Las librerías que utilizamos en el último programa son las siguientes: Wire.h, SFE_BMP180.h, SPI.h y SD.h. (Más abajo se encuentran sus descargas)