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| author | Federico Fissore <f.fissore@arduino.cc> | 2013-05-13 16:58:10 +0200 |
|---|---|---|
| committer | Federico Fissore <f.fissore@arduino.cc> | 2013-05-13 16:58:10 +0200 |
| commit | b70954ea256f94afdd941e2c89a086887b496c13 (patch) | |
| tree | bd9fb74f61b1351a32b8b48cef8f04863d9d6df8 /libraries/WiFi/examples/WiFiWebServer | |
| parent | c48c0f9e2cebe0e3ebda7aa5c4f9096b9586ed9e (diff) | |
| parent | 7207108255a772474b322151cb0fd113e8030afe (diff) | |
Merge remote-tracking branch 'arduino/ide-1.5.x' into ide-1.5.x-discovery
Diffstat (limited to 'libraries/WiFi/examples/WiFiWebServer')
| -rw-r--r-- | libraries/WiFi/examples/WiFiWebServer/WiFiWebServer.ino | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/libraries/WiFi/examples/WiFiWebServer/WiFiWebServer.ino b/libraries/WiFi/examples/WiFiWebServer/WiFiWebServer.ino new file mode 100644 index 0000000..de861e8 --- /dev/null +++ b/libraries/WiFi/examples/WiFiWebServer/WiFiWebServer.ino @@ -0,0 +1,134 @@ +/* + WiFi Web Server + + A simple web server that shows the value of the analog input pins. + using a WiFi shield. + + This example is written for a network using WPA encryption. For + WEP or WPA, change the Wifi.begin() call accordingly. + + Circuit: + * WiFi shield attached + * Analog inputs attached to pins A0 through A5 (optional) + + created 13 July 2010 + by dlf (Metodo2 srl) + modified 31 May 2012 + by Tom Igoe + + */ + +#include <SPI.h> +#include <WiFi.h> + + +char ssid[] = "yourNetwork"; // your network SSID (name) +char pass[] = "secretPassword"; // your network password +int keyIndex = 0; // your network key Index number (needed only for WEP) + +int status = WL_IDLE_STATUS; + +WiFiServer server(80); + +void setup() { + //Initialize serial and wait for port to open: + Serial.begin(9600); + while (!Serial) { + ; // wait for serial port to connect. Needed for Leonardo only + } + + // check for the presence of the shield: + if (WiFi.status() == WL_NO_SHIELD) { + Serial.println("WiFi shield not present"); + // don't continue: + while(true); + } + + // attempt to connect to Wifi network: + while ( status != WL_CONNECTED) { + Serial.print("Attempting to connect to SSID: "); + Serial.println(ssid); + // Connect to WPA/WPA2 network. Change this line if using open or WEP network: + status = WiFi.begin(ssid, pass); + + // wait 10 seconds for connection: + delay(10000); + } + server.begin(); + // you're connected now, so print out the status: + printWifiStatus(); +} + + +void loop() { + // listen for incoming clients + WiFiClient client = server.available(); + if (client) { + Serial.println("new client"); + // an http request ends with a blank line + boolean currentLineIsBlank = true; + while (client.connected()) { + if (client.available()) { + char c = client.read(); + Serial.write(c); + // if you've gotten to the end of the line (received a newline + // character) and the line is blank, the http request has ended, + // so you can send a reply + if (c == '\n' && currentLineIsBlank) { + // send a standard http response header + client.println("HTTP/1.1 200 OK"); + client.println("Content-Type: text/html"); + client.println("Connection: close"); // the connection will be closed after completion of the response + client.println("Refresh: 5"); // refresh the page automatically every 5 sec + client.println(); + client.println("<!DOCTYPE HTML>"); + client.println("<html>"); + // output the value of each analog input pin + for (int analogChannel = 0; analogChannel < 6; analogChannel++) { + int sensorReading = analogRead(analogChannel); + client.print("analog input "); + client.print(analogChannel); + client.print(" is "); + client.print(sensorReading); + client.println("<br />"); + } + client.println("</html>"); + break; + } + if (c == '\n') { + // you're starting a new line + currentLineIsBlank = true; + } + else if (c != '\r') { + // you've gotten a character on the current line + currentLineIsBlank = false; + } + } + } + // give the web browser time to receive the data + delay(1); + + // close the connection: + client.stop(); + Serial.println("client disonnected"); + } +} + + +void printWifiStatus() { + // print the SSID of the network you're attached to: + Serial.print("SSID: "); + Serial.println(WiFi.SSID()); + + // print your WiFi shield's IP address: + IPAddress ip = WiFi.localIP(); + Serial.print("IP Address: "); + Serial.println(ip); + + // print the received signal strength: + long rssi = WiFi.RSSI(); + Serial.print("signal strength (RSSI):"); + Serial.print(rssi); + Serial.println(" dBm"); +} + |