diff --git a/WiFi/examples/ScanNetworks/ScanNetworks.ino b/WiFi/examples/ScanNetworks/ScanNetworks.ino new file mode 100644 index 000000000..99a490b8e --- /dev/null +++ b/WiFi/examples/ScanNetworks/ScanNetworks.ino @@ -0,0 +1,79 @@ +/* + + This example prints the Wifi shield's MAC address, and + scans for available Wifi networks using the Wifi shield. + Every ten seconds, it scans again. It doesn't actually + connect to any network, so no encryption scheme is specified. + + Circuit: + * WiFi shield attached + + created 13 July 2010 + by dlf (Metodo2 srl) + modified 1 Mar 2012 + by Tom Igoe + */ + + +#include +#include + +void setup() { + // initialize serial: + Serial.begin(9600); + + // attempt to connect using WEP encryption: + Serial.println("Initializing Wifi..."); + WiFi.begin("networName"); + printMacAddress(); + + + // scan for existing networks: + Serial.println("Scanning available networks..."); + scanNetworks(); +} + +void loop() { + delay(10000); + // scan for existing networks: + Serial.println("Scanning available networks..."); + scanNetworks(); +} + +void printMacAddress() { + // the MAC address of your Wifi shield + byte mac[6]; + + // print your MAC address: + WiFi.macAddress(mac); + Serial.print("MAC: "); + Serial.print(mac[5],HEX); + Serial.print(":"); + Serial.print(mac[4],HEX); + Serial.print(":"); + Serial.print(mac[3],HEX); + Serial.print(":"); + Serial.print(mac[2],HEX); + Serial.print(":"); + Serial.print(mac[1],HEX); + Serial.print(":"); + Serial.println(mac[0],HEX); +} + +void scanNetworks() { + // scan for nearby networks: + Serial.println("** Scan Networks **"); + byte numSsid = WiFi.scanNetworks(); + + // print the list of networks seen: + Serial.print("SSID List:"); + Serial.println(numSsid); + // print the network number and name for each network found: + for (int thisNet = 0; thisNet