diff options
author | Cristian Maglie <c.maglie@bug.st> | 2012-01-04 15:14:51 +0100 |
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committer | Cristian Maglie <c.maglie@bug.st> | 2012-01-04 15:14:51 +0100 |
commit | 8c2b5b979a75d109ae7cc306afc50d7ffe1e0366 (patch) | |
tree | 19ac8d91c7209397e7dc890b432a254ae9a7cd62 /libraries/Ethernet/examples/ChatServer/ChatServer.ino | |
parent | be52c95820400d48e47615232d3c38236166fad3 (diff) |
Moved libraries folder inside platform folder. Now libraries and examples are searched per board/platform
Diffstat (limited to 'libraries/Ethernet/examples/ChatServer/ChatServer.ino')
-rw-r--r-- | libraries/Ethernet/examples/ChatServer/ChatServer.ino | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/libraries/Ethernet/examples/ChatServer/ChatServer.ino b/libraries/Ethernet/examples/ChatServer/ChatServer.ino new file mode 100644 index 0000000..9f819fd --- /dev/null +++ b/libraries/Ethernet/examples/ChatServer/ChatServer.ino @@ -0,0 +1,63 @@ +/* + Chat Server + + A simple server that distributes any incoming messages to all + connected clients. To use telnet to your device's IP address and type. + You can see the client's input in the serial monitor as well. + 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 10 August 2010 + by Tom Igoe + + */ + +#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. +// gateway and subnet are optional: +byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; +IPAddress ip(192,168,1, 177); +IPAddress gateway(192,168,1, 1); +IPAddress subnet(255, 255, 0, 0); + +// telnet defaults to port 23 +EthernetServer server(23); +boolean gotAMessage = false; // whether or not you got a message from the client yet + +void setup() { + // initialize the ethernet device + Ethernet.begin(mac, ip, gateway, subnet); + // start listening for clients + server.begin(); + // open the serial port + Serial.begin(9600); +} + +void loop() { + // wait for a new client: + EthernetClient client = server.available(); + + // when the client sends the first byte, say hello: + if (client) { + if (!gotAMessage) { + Serial.println("We have a new client"); + client.println("Hello, client!"); + gotAMessage = true; + } + + // read the bytes incoming from the client: + char thisChar = client.read(); + // echo the bytes back to the client: + server.write(thisChar); + // echo the bytes to the server as well: + Serial.print(thisChar); + } +} |