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WiFi101

WiFi.scanNetworks()

Description

Scans for available WiFi networks and returns the discovered number

Syntax

WiFi.scanNetworks();

Parameters

none

Returns

byte : number of discovered networks

Example

#include <SPI.h>
#include <WiFi101.h> char ssid[ ] = "yourNetwork" ;     // the name of your network
int status = WL_IDLE_STATUS;     // the Wifi radio's status byte mac[ 6 ] ;                     // the MAC address of your Wifi shield
void setup ( )
{
 Serial.begin ( 9600 ) ;  status = WiFi.begin (ssid) ;  if ( status != WL_CONNECTED) {
    Serial.println ( "Couldn't get a wifi connection" ) ;
    while ( true ) ;
  }
  // if you are connected, print your MAC address:
  else {   Serial.println ( "** Scan Networks **" ) ;
  byte numSsid = WiFi.scanNetworks ( ) ;   Serial.print ( "SSID List:" ) ;
  Serial.println (numSsid) ;
  }
} void loop ( ) { }


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