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#include <SPI.h>
#include <Ethernet2.h>
#include <Servo.h>
#include <OneWire.h>
#include <DallasTemperature.h> //Librairie du capteur
char myserver[] = "www.myserver.com";
char c;
int secure_time = 0;
int secure_time_max = 15; //attente hors connexion de 10s ouverture de tous les relais
// RELAY PIN (10, 11, 12, 13 affected to ETHERNET SHIELD)
int light_relay = 2;
int spray_relay = 3;
int air_temp_relay = 4;
int water_temp_relay = 5;
OneWire oneWire(6); //Sonde de température en pin 6
String readString;
String main_status = "0";
String light_status = "0";
String spray_status = "0";
String temp_status = "0";
float air_temp_min = 23;
float DS18B20_temperature;
float air_temp_max = 25;
DallasTemperature sensors(&oneWire); //Utilistion du bus Onewire pour les capteurs
DeviceAddress sensorDeviceAddress; //Vérifie la compatibilité des capteurs avec la librairie
byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 192, 168, 1, 178 };
byte gateway[] = { 192, 168, 1, 1 };
byte subnet[] = { 255, 255, 255, 0 };
EthernetServer server(80);
EthernetClient client;
void setup() {
//Activation de la sonde de température
sensors.begin();
sensors.getAddress(sensorDeviceAddress, 0); //Demande l'adresse du capteur à l'index 0 du bus
sensors.setResolution(sensorDeviceAddress, 12); //Résolutions possibles: 9,10,11,12
// INITIALISATION DES RELAIS
pinMode(light_relay, OUTPUT);
pinMode(spray_relay, OUTPUT);
pinMode(air_temp_relay, OUTPUT);
pinMode(water_temp_relay, OUTPUT);
digitalWrite(light_relay, HIGH);
digitalWrite(spray_relay, HIGH);
digitalWrite(air_temp_relay, HIGH);
digitalWrite(water_temp_relay, HIGH);
// Open serial communications and wait for port to open:
Serial.begin(9600);
while (!Serial) {
; // wait for serial port to connect. Needed for Leonardo only
}
// Start the Ethernet connection and the server:
Ethernet.begin(mac, ip, gateway, subnet);
server.begin();
Serial.print("Arduino ip: ");
Serial.println(Ethernet.localIP());
Serial.println("Try to connect...");
delay(1000);
}
//Fonction raccourcies pour les relais
void SPRAY_ON() {
digitalWrite(spray_relay, LOW);
}
void SPRAY_OFF() {
digitalWrite(spray_relay, HIGH);
}
void LIGHT_ON() {
digitalWrite(light_relay, LOW);
}
void LIGHT_OFF() {
digitalWrite(light_relay, HIGH);
}
void WARM_ON() {
digitalWrite(air_temp_relay, LOW);
}
void WARM_OFF() {
digitalWrite(air_temp_relay, HIGH);
}
// Début du programme
void loop()
{
// Réception des données sur le réseau ethernet
EthernetClient client = server.available();
if (client.available())
{
for(int i=0; i <= 20; i++)
{
char c = client.read();
if (readString.length() < 20)
{
readString += c;
}
}
client.stop();
//Parse de readString pour récupérer les bits après 192.168.1.178?
main_status = readString[6];
light_status = readString[7];
spray_status = readString[8];
temp_status = readString[9];
// Gestion des relais
if(main_status == "0")
{
light_status = "0";
spray_status = "0";
temp_status = "0";
LIGHT_OFF(); SPRAY_OFF(); WARM_OFF();
}
if(main_status == "1")
{
if (light_status == "0") {
LIGHT_OFF();
}
if (light_status == "1") {
LIGHT_ON();
}
if (spray_status == "0") {
SPRAY_OFF();
}
if (spray_status == "1") {
SPRAY_ON();
}
// Acquisition de la température
sensors.requestTemperatures();
DS18B20_temperature = sensors.getTempCByIndex(0);
if(temp_status == "1")
{
if ( DS18B20_temperature < air_temp_min)
{
WARM_ON();
}
if (DS18B20_temperature > air_temp_max)
{
WARM_OFF();
}
}
if(temp_status == "0")
{
WARM_OFF();
}
//Envoi de la température à myserver
int checkConnect = client.connect(myserver, 80);
Serial.print("checkConnect: ");
Serial.println(checkConnect); //permet de connaitre l'état de client.connect(myserver, 80);
if (client.connect(myserver, 80))
{
Serial.print("Connected to ");
Serial.println(myserver);
client.print("GET /arduino/ajax_controller.php");
client.print("air_temp=");
client.print(DS18B20_temperature);
client.println(" HTTP/1.1");
client.print("Host: ");
client.println(myserver);
client.println("Connection: close");
client.println();
client.println();
}
else
{
Serial.println("Connection failed to Server");
}
}
secure_time = 0; //réinitialisation de secure_time
}
else //Pas de connection ethernet, début du compte de secure_time avant ouverture de tous les relais.
{
if(secure_time > secure_time_max)
{
SPRAY_OFF();
LIGHT_OFF();
WARM_OFF();
Serial.println("WARNING !!! Server connexion failed. Check all wires and internet access !");
}
delay(1000);
secure_time++;
}
readString = ""; // on réinitilaise readString
}
//fin de loop() |
