Development

Communication / WiFi:

» Wifi 12: Join WPA encrypted AP

This example shows how to join to a WPA encrypted AP

Required Materials

1 x Waspmote
1 x Battery
1 x WiFi Module

Notes

The battery has to be connected.
Plug the antenna in the SMA connector.

Code

/*
 *  ------Waspmote WIFI_12 Example--------
 *
 *  Explanation: This example shows how to join to a WPA encrypted AP
 *  
 *  Copyright (C) 2014 Libelium Comunicaciones Distribuidas S.L.
 *  http://www.libelium.com
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 2 of the License, or
 *  (at your option) any later version.
 * 
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  Version:                0.3
 *  Design:                 David Gascón
 *  Implementation:         Joaquin Ruiz
 */
 
// Include WIFI library 
#include <WaspWIFI.h>

// choose socket (SELECT USER'S SOCKET)
///////////////////////////////////////
uint8_t socket=SOCKET0;
///////////////////////////////////////

// WiFi AP settings (CHANGE TO USER'S AP)
/////////////////////////////////
#define ESSID "libelium_AP"
#define AUTHKEY "password"
/////////////////////////////////

void setup()
{
  // Switch ON the WiFi module on the desired socket
  if( WIFI.ON(socket) == 1 )
  {    
    USB.println(F("Wifi switched ON"));
  }
  else
  {
    USB.println(F("Wifi did not initialize correctly"));
  }
  
  // 1. Configure the transport protocol (UDP, TCP, FTP, HTTP...)
  WIFI.setConnectionOptions(CLIENT);
  // 2. Configure the way the modules will resolve the IP address.
  WIFI.setDHCPoptions(DHCP_ON);
  
  // *** Wifi Protected Access (WPA) ***   
  // 3. Sets WPA1 encryptation // 1-64 Characters 
  WIFI.setAuthKey(WPA1, AUTHKEY); 
  
  // 4. Configure how to connect the AP
  WIFI.setJoinMode(MANUAL);
  // 5. Store Values
  WIFI.storeData();
  
  
}

void loop()
{  
  // Switch ON the WiFi module on the desired socket
  if( WIFI.ON(socket) == 1 )
  {    
    USB.println(F("Wifi switched ON"));
  }
  else
  {
    USB.println(F("Wifi did not initialize correctly"));
  }
  
  // Call join the AP 
  if (WIFI.join(ESSID)) 
  {  
    USB.println(F("joined AP"));

    // Displays Access Point status.
    USB.println(F("\n----------------------"));
    USB.println(F("AP Status:"));
    USB.println(F("----------------------"));
    WIFI.getAPstatus();

    // Displays IP settings.
    USB.println(F("\n----------------------"));
    USB.println(F("IP Settings:"));
    USB.println(F("----------------------"));
    WIFI.getIP();
    USB.println();
    
    // 4.1 Resolve DNS address  
    WIFI.resolve("www.libelium.com"); 
  }
  else
  {
    USB.println(F("not joined"));
  } 
  
  // Switch WiFi OFF
  WIFI.OFF();    
  
  USB.println(F("**********************"));
  delay(2000);

}

Output

D#
Wifi switched ON
joined AP

----------------------
AP Status:
----------------------
SSid=libelium_AP
Chan=6
Assoc=OK
Rate=12, 24Mb
Auth=OK
Mode=WPA2
DHCP=OK,renew=64800
Boot=3613
Time=FAIL
Links=1
<2.32>

----------------------
IP Settings:
----------------------
IF=UP
DHCP=ON
IP=10.10.10.11:2000
NM=255.255.255.0
GW=10.10.10.1
HOST=0.0.0.0:2000
PROTO=TCP_CLIENT,
MTU=1524
FLAGS=0x7
TCPMODE=0x0
BACKUP=0.0.0.0
<2.32>

R: lookup www.libelium.com

www.libelium.com=46.105.20.38
<2.32>
**********************

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