123 lines
2.9 KiB
C++
Executable file
123 lines
2.9 KiB
C++
Executable file
/*
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This example connects to an unencrypted Wifi network.
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Then it prints the MAC address of the Wifi shield,
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the IP address obtained, and other network details.
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Circuit:
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* WiFi shield attached
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created 13 July 2010
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by dlf (Metodo2 srl)
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modified 31 May 2012
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by Tom Igoe
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*/
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#include <SPI.h>
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#include <WiFi.h>
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char ssid[] = "yourNetwork"; // your network SSID (name)
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char pass[] = "secretPassword"; // your network password
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int status = WL_IDLE_STATUS; // the Wifi radio's status
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void setup() {
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//Initialize serial and wait for port to open:
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Serial.begin(9600);
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while (!Serial) {
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; // wait for serial port to connect. Needed for native USB port only
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}
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// check for the presence of the shield:
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if (WiFi.status() == WL_NO_SHIELD) {
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Serial.println("WiFi shield not present");
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// don't continue:
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while (true);
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}
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String fv = WiFi.firmwareVersion();
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if (fv != "1.1.0") {
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Serial.println("Please upgrade the firmware");
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}
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// attempt to connect to Wifi network:
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while (status != WL_CONNECTED) {
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Serial.print("Attempting to connect to WPA SSID: ");
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Serial.println(ssid);
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// Connect to WPA/WPA2 network:
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status = WiFi.begin(ssid, pass);
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// wait 10 seconds for connection:
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delay(10000);
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}
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// you're connected now, so print out the data:
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Serial.print("You're connected to the network");
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printCurrentNet();
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printWifiData();
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}
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void loop() {
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// check the network connection once every 10 seconds:
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delay(10000);
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printCurrentNet();
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}
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void printWifiData() {
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// print your WiFi shield's IP address:
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IPAddress ip = WiFi.localIP();
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Serial.print("IP Address: ");
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Serial.println(ip);
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Serial.println(ip);
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// print your MAC address:
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byte mac[6];
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WiFi.macAddress(mac);
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Serial.print("MAC address: ");
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Serial.print(mac[5], HEX);
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Serial.print(":");
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Serial.print(mac[4], HEX);
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Serial.print(":");
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Serial.print(mac[3], HEX);
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Serial.print(":");
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Serial.print(mac[2], HEX);
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Serial.print(":");
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Serial.print(mac[1], HEX);
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Serial.print(":");
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Serial.println(mac[0], HEX);
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}
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void printCurrentNet() {
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// print the SSID of the network you're attached to:
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Serial.print("SSID: ");
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Serial.println(WiFi.SSID());
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// print the MAC address of the router you're attached to:
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byte bssid[6];
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WiFi.BSSID(bssid);
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Serial.print("BSSID: ");
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Serial.print(bssid[5], HEX);
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Serial.print(":");
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Serial.print(bssid[4], HEX);
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Serial.print(":");
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Serial.print(bssid[3], HEX);
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Serial.print(":");
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Serial.print(bssid[2], HEX);
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Serial.print(":");
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Serial.print(bssid[1], HEX);
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Serial.print(":");
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Serial.println(bssid[0], HEX);
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// print the received signal strength:
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long rssi = WiFi.RSSI();
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Serial.print("signal strength (RSSI):");
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Serial.println(rssi);
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// print the encryption type:
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byte encryption = WiFi.encryptionType();
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Serial.print("Encryption Type:");
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Serial.println(encryption, HEX);
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Serial.println();
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}
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