// Transmission Wifi ***************************************************************************
#include <Adafruit_CC3000.h>
#include <ccspi.h>
#include <SPI.h>
#include "utility/debug.h"
// These are the interrupt and control pins
#define ADAFRUIT_CC3000_IRQ 2 // MUST be an interrupt pin!
// These can be any two pins
#define ADAFRUIT_CC3000_VBAT 5
#define ADAFRUIT_CC3000_CS 10
// Use hardware SPI for the remaining pins
// On an UNO, SCK = 13, MISO = 12, and MOSI = 11
Adafruit_CC3000 cc3000 = Adafruit_CC3000(ADAFRUIT_CC3000_CS, ADAFRUIT_CC3000_IRQ, ADAFRUIT_CC3000_VBAT,
SPI_CLOCK_DIVIDER); // you can change this clock speed
#define WLAN_SSID "YourWifiSSID" // cannot be longer than 32 characters!
#define WLAN_PASS "WifiPassWord"
#define WLAN_SECURITY WLAN_SEC_WPA2 // Security can be WLAN_SEC_UNSEC, WLAN_SEC_WEP, WLAN_SEC_WPA or WLAN_SEC_WPA2
#define IDLE_TIMEOUT_MS 3000 // Amount of time to wait (in milliseconds) with no data
// received before closing the connection. If you know the server
// you're accessing is quick to respond, you can reduce this value.
#define WEBSITE "www.yourwebsite.fr"
#define WEBPAGE "yourpage.php"
String g_STR_Request;
uint32_t ip;
void setup() {
WifiInit();
}
void loop() {
// Envoie les donnees au serveur HTTP
WifiSend();
delay( TIMER * 3600000 );
}
// ----------------------------------------------------------------------------------------
// Initilisation de la connection wifi.
// Une fois la procedure executee, la variable client est initialisee.
//
void WifiInit(){
/* Initialise the module */
Serial.println(F("\nInitialisation de la connection WIFI..."));
if (!cc3000.begin()) {
Serial.println(F("Couldn't begin()! Check your wiring?"));
while(1);
}
Serial.print(F("\nTentative de connection a :")); Serial.println(WLAN_SSID);
if (!cc3000.connectToAP(WLAN_SSID, WLAN_PASS, WLAN_SECURITY)) {
Serial.println(F("Failed!"));
while(1);
}
Serial.println(F("Connected!"));
/* Wait for DHCP to complete */
Serial.println(F("Request DHCP"));
while (!cc3000.checkDHCP()) {
delay(100); // ToDo: Insert a DHCP timeout!
}
// Try looking up the website's IP address
ip = 0;
while (ip == 0) {
if (! cc3000.getHostByName(WEBSITE, &ip)) {
Serial.println(F("Couldn't resolve!"));
}
delay(500);
}
}
// ----------------------------------------------------------------------------------------
// Envoie un enregistrement dans la base des capteurs.
// @see : https://www.adafruit.com/products/1469
void WifiSend(){
g_STR_Request = WEBPAGE;
// ID du capteur --------------------------
g_STR_Request += "&capteurID=";
g_STR_Request.concat(CAPTEURS_ID);
// Temperature --------------------------
Serial.println("Lecture de la temperature");
float temperatureF;
if (getTemperature(&temperatureF, true) == READ_OK) {
g_STR_Request += "&temperature=";
g_STR_Request.concat(temperatureF);
}
// PH ------------------------------------
Serial.println("Lecture du PH");
float mesurePH;
if( getPh( &mesurePH ) == READ_OK){
g_STR_Request += "&ph=";
g_STR_Request.concat(mesurePH);
}
/* Try connecting to the website.
Note: HTTP/1.1 protocol is used to keep the server from closing the connection before all data is read.
*/
Adafruit_CC3000_Client www = cc3000.connectTCP(ip, 80);
Serial.print("Send request :");
Serial.println( g_STR_Request );
if (www.connected()) {
// On va devoir convertir le Strring en char pour l'envoyer dans la fonction www.fastrprint
int str_len = g_STR_Request.length() + 1;
char l_CHR_Request[str_len];
g_STR_Request.toCharArray(l_CHR_Request, str_len); // Convertion en char
www.fastrprint(F("GET "));
www.fastrprint( l_CHR_Request );
www.fastrprint(F(" HTTP/1.1\r\n"));
www.fastrprint(F("Host: ")); www.fastrprint(WEBSITE); www.fastrprint(F("\r\n"));
www.fastrprint(F("\r\n"));
www.println();
} else {
Serial.println(F("Connection failed"));
return;
}
Serial.println(F("-------------------------------------"));
/* Read data until either the connection is closed, or the idle timeout is reached. */
unsigned long lastRead = millis();
while (www.connected() && (millis() - lastRead < IDLE_TIMEOUT_MS)) {
while (www.available()) {
char c = www.read();
Serial.print(c);
lastRead = millis();
}
}
www.close();
Serial.println(F("-------------------------------------"));
/* You need to make sure to clean up after yourself or the CC3000 can freak out */
/* the next time your try to connect ... */
Serial.println(F("\n\nDisconnecting"));
cc3000.disconnect();
}