arduino stuffs
Diffstat (limited to 'libraries/Ethernet/examples/WebServer/WebServer.ino')
| -rw-r--r-- | libraries/Ethernet/examples/WebServer/WebServer.ino | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/libraries/Ethernet/examples/WebServer/WebServer.ino b/libraries/Ethernet/examples/WebServer/WebServer.ino new file mode 100644 index 0000000..7c0bf60 --- /dev/null +++ b/libraries/Ethernet/examples/WebServer/WebServer.ino @@ -0,0 +1,123 @@ +/* + Web Server + + A simple web server that shows the value of the analog input pins. + using an Arduino Wiznet Ethernet shield. + + Circuit: + * Ethernet shield attached to pins 10, 11, 12, 13 + * Analog inputs attached to pins A0 through A5 (optional) + + created 18 Dec 2009 + by David A. Mellis + modified 9 Apr 2012 + by Tom Igoe + modified 02 Sept 2015 + by Arturo Guadalupi + + */ + +#include <SPI.h> +#include <Ethernet.h> + +// Enter a MAC address and IP address for your controller below. +// The IP address will be dependent on your local network: +byte mac[] = { + 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED +}; +IPAddress ip(192, 168, 1, 177); + +// Initialize the Ethernet server library +// with the IP address and port you want to use +// (port 80 is default for HTTP): +EthernetServer server(80); + +void setup() { + // You can use Ethernet.init(pin) to configure the CS pin + //Ethernet.init(10); // Most Arduino shields + //Ethernet.init(5); // MKR ETH shield + //Ethernet.init(0); // Teensy 2.0 + //Ethernet.init(20); // Teensy++ 2.0 + //Ethernet.init(15); // ESP8266 with Adafruit Featherwing Ethernet + //Ethernet.init(33); // ESP32 with Adafruit Featherwing Ethernet + + // Open serial communications and wait for port to open: + Serial.begin(9600); + while (!Serial) { + ; // wait for serial port to connect. Needed for native USB port only + } + Serial.println("Ethernet WebServer Example"); + + // start the Ethernet connection and the server: + Ethernet.begin(mac, ip); + + // Check for Ethernet hardware present + if (Ethernet.hardwareStatus() == EthernetNoHardware) { + Serial.println("Ethernet shield was not found. Sorry, can't run without hardware. :("); + while (true) { + delay(1); // do nothing, no point running without Ethernet hardware + } + } + if (Ethernet.linkStatus() == LinkOFF) { + Serial.println("Ethernet cable is not connected."); + } + + // start the server + server.begin(); + Serial.print("server is at "); + Serial.println(Ethernet.localIP()); +} + + +void loop() { + // listen for incoming clients + EthernetClient 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 disconnected"); + } +} + |