Soohwan Kim
DHCP and TCP Server, Chat program
Dependencies: WIZnetInterface mbed
Revision 0:893f22e4a170, committed 2015-07-06
- Comitter:
- embeddist
- Date:
- Mon Jul 06 04:53:20 2015 +0000
- Commit message:
- DHCPChatServer
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WIZnetInterface.lib Mon Jul 06 04:53:20 2015 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/WIZnet/code/WIZnetInterface/#d8773cd4edc5
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Jul 06 04:53:20 2015 +0000
@@ -0,0 +1,79 @@
+#include "mbed.h"
+#include "EthernetInterface.h"
+
+#define ECHO_SERVER_PORT 23 // telnet defaults to port 23
+
+DigitalOut myled(LED1);
+
+// Initialize the Ethernet client library
+EthernetInterface eth;
+
+int main() {
+ // Enter a MAC address for your controller below.
+ uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x02};
+
+ // initializing MAC address
+ eth.init(mac_addr);
+
+ // Check Ethenret Link
+ if(eth.link() == true)
+ printf("- Ethernet PHY Link-Done \r\n");
+ else
+ printf("- Ethernet PHY Link- Fail\r\n");
+
+ // Start Ethernet connecting: Trying to get an IP address using DHCP
+ if ( eth.connect() < 0 )
+ printf("Fail - Ethernet Connecing");
+ else
+ {
+ // Print your local IP address:
+ printf("IP=%s\n\r",eth.getIPAddress());
+ printf("MASK=%s\n\r",eth.getNetworkMask());
+ printf("GW=%s\n\r",eth.getGateway());
+ }
+
+ TCPSocketServer server;
+ server.bind(ECHO_SERVER_PORT);
+ server.listen();
+
+ while (true) {
+ printf("\nWait for new connection...\r\n");
+ TCPSocketConnection client;
+ server.accept(client);
+ //client.set_blocking(false, 1500); // Timeout after (1.5)s
+
+ printf("Connection from: %s\r\n", client.get_address());
+ char buffer[256];
+ while (true) {
+ int n = client.receive(buffer, sizeof(buffer));
+ if (n <= 0) break;
+
+ // print received message to terminal
+ buffer[n] = '\0';
+ printf("Received message from Client :'%s'\r\n",buffer);
+
+ // reverse the message
+ char temp;
+ for(int f = 0, l = n-1; f<l; f++,l--){
+ temp = buffer[f];
+ buffer[f] = buffer[l];
+ buffer[l] = temp;
+ }
+
+ // print reversed message to terminal
+ printf("Sending message to Client: '%s'\r\n",buffer);
+
+ // Echo received message back to client
+ client.send_all(buffer, n);
+ if (n <= 0) break;
+ }
+
+ client.close();
+
+ //led blinky
+ myled = 1;
+ wait(0.2);
+ myled = 0;
+ wait(0.2);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Jul 06 04:53:20 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/7cff1c4259d7 \ No newline at end of file