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Updated all Wifi web client and server examples to attempt continual reconnects to the SSID

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This commit is contained in:
Tom Igoe
2012-04-23 11:26:58 -04:00
parent e8118e2270
commit 78b5e3cba5
7 changed files with 114 additions and 102 deletions
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54
WiFi/examples/WifiWebClient/WifiWebClient.ino
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@ -5,9 +5,9 @@
This sketch connects to a website (http://www.google.com)
using a WiFi shield.
This example is written for a network using WPA encryption. For
This example is written for a network using WPA encryption. For
WEP or WPA, change the Wifi.begin() call accordingly.
This example is written for a network using WPA encryption. For
WEP or WPA, change the Wifi.begin() call accordingly.
@ -16,7 +16,7 @@
created 13 July 2010
by dlf (Metodo2 srl)
modified 13 Mar 2012
modified 23 Apr 2012
by Tom Igoe
*/
@ -41,38 +41,37 @@ WiFiClient client;
void setup() {
Serial.begin(9600);
Serial.println("Attempting to connect to Wifi network...");
Serial.print("SSID: ");
Serial.println(ssid);
status = WiFi.begin(ssid, pass);
if ( status != WL_CONNECTED) {
Serial.println("Couldn't get a wifi connection");
// stop here and do nothing:
while(true);
// attempt to connect to Wifi network:
while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: ");
Serial.println(ssid);
status = WiFi.begin(ssid, pass);
// wait 10 seconds for connection:
delay(10000);
}
else {
Serial.println("Connected to wifi");
printWifiStatus();
Serial.println("\nStarting connection to server...");
// if you get a connection, report back via serial:
if (client.connect(server, 80)) {
Serial.println("connected to server");
// Make a HTTP request:
client.println("GET /search?q=arduino HTTP/1.1");
client.println("Host:www.google.com");
client.println("Connection: close");
client.println();
}
Serial.println("Connected to wifi");
printWifiStatus();
Serial.println("\nStarting connection to server...");
// if you get a connection, report back via serial:
if (client.connect(server, 80)) {
Serial.println("connected to server");
// Make a HTTP request:
client.println("GET /search?q=arduino HTTP/1.1");
client.println("Host:www.google.com");
client.println("Connection: close");
client.println();
}
}
void loop() {
// if there are incoming bytes available
// from the server, read them and print them:
if (client.available()>0) {
while (client.available()) {
char c = client.read();
Serial.print(c);
Serial.write(c);
}
// if the server's disconnected, stop the client:
@ -94,7 +93,7 @@ void printWifiStatus() {
// print your WiFi shield's IP address:
IPAddress ip = WiFi.localIP();
Serial.print("IP Address: ");
Serial.print("IP Address: ");
Serial.println(ip);
// print the received signal strength:
@ -107,3 +106,4 @@ void printWifiStatus() {