Bohyun Bang / Mbed 2 deprecated WIZwiki-W7500-lecture3-dns

For lecture

Dependencies:   WIZnetInterface WIZwiki-W7500-lecture mbed

Fork of WIZwiki-W7500-lecture2-udp by Bohyun Bang

Files at this revision

API Documentation at this revision

Revision 4:e802635c137f, committed 2016-02-01

Comitter:
bangbh
Date:
Mon Feb 01 03:38:51 2016 +0000
Parent:
3:f549134aa6c4
Child:
5:5ac02e0a1296
Commit message:
For lecture DNS

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/main.cpp	Mon Feb 01 01:23:21 2016 +0000
+++ b/main.cpp	Mon Feb 01 03:38:51 2016 +0000
@@ -1,4 +1,5 @@
 #include "mbed.h"
+#include "DNSClient.h"
 #include "EthernetInterface.h"
 
 int main() {
@@ -6,28 +7,16 @@
     EthernetInterface eth;
     
     uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x02};
-    eth.init(mac_addr, "192.168.0.180", "255.255.255.0", "192.168.0.1"); // USE Static IP
+    eth.init(mac_addr, "222.98.173.239", "255.255.255.192", "222.98.173.254"); // USE Static IP
     //eth.init(mac_addr); //Use DHCP
     eth.connect();
      
     printf("IP Address is %s\r\n", eth.getIPAddress());
-
-    UDPSocket udp_sock;
-    udp_sock.init();
-    udp_sock.bind(60001);
-    Endpoint udp_server;
-    udp_server.set_address("192.168.0.244",4023);
-    char message[] = "Hello World!!\r\n";
-    udp_sock.sendTo(udp_server,message,sizeof(message)-1);
-    char buffer[400];
-    int ret;
-    while (true) {
-        ret = udp_sock.receiveFrom(udp_server, buffer, sizeof(buffer)-1);
-        if (ret > 0){
-            buffer[ret] = '\0';
-            printf("Received %d chars from server: %s\n", ret, buffer);
-        }
-    }
+    
+    DNSClient client;
+    
+    client.lookup("openweathermap.org");
+    printf("http://openweathermap.org/ ip address: %d.%d.%d.%d\r\n",(client.ip&0xff000000)>>24,(client.ip&0x00ff0000)>>16,(client.ip&0x0000ff00)>>8,(client.ip&0x000000ff)>>0);
     eth.disconnect();
     
     printf("Disconnected!");