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51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
/*
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Open connection using the WiFi shield. Attempts to connect
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and prints out the signal strength.
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Circuit:
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* WiFi shield attached
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created 5 June 2011
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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"; // the name of your network
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int status = WL_IDLE_STATUS; // the Wifi radio's status
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byte mac[6]; // the MAC address of your Wifi shield
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IPAddress ip; // the IP address of your shield
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void setup() {
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// initialize serial:
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Serial.begin(9600);
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// attempt to connect using WEP encryption:
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Serial.println("Attempting to connect to open network...");
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status = WiFi.begin(ssid);
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Serial.print("SSID: ");
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Serial.println(ssid);
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// if you're not connected, stop here:
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if ( status != WL_CONNECTED) {
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Serial.println("Couldn't get a wifi connection");
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while(true);
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}
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}
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void loop() {
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// if you're connected, print out the signal strength:
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if ( status != WL_CONNECTED) {
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// print the received signal strength:
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long rssi = WiFi.RSSI();
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Serial.print("RSSI:");
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Serial.println(rssi);
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delay(250);
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}
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}
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