Akash Gaikwad
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Ethernet_Interface
Ethernet Interface Using Mbed OS 5
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main.cpp
00001 #include "mbed.h" 00002 #include "EthernetInterface.h" 00003 00004 // Network interface 00005 EthernetInterface net; 00006 00007 // Socket demo 00008 int main() { 00009 // Bring up the ethernet interface 00010 printf("Reading Ethernet address:\n"); 00011 net.connect(); 00012 00013 // Show the network address 00014 const char *ip = net.get_ip_address(); 00015 printf("IP address of device is: %s\n", ip ? ip : "No IP"); 00016 00017 // Open a socket on the network interface, and create a TCP connection to mbed.org 00018 TCPSocket socket; 00019 socket.open(&net); 00020 socket.connect("www.arm.com", 80); 00021 00022 // Send a simple http request 00023 char sbuffer[] = "GET / HTTP/1.1\r\nHost: www.arm.com\r\n\r\n"; 00024 int scount = socket.send(sbuffer, sizeof sbuffer); 00025 printf("sent %d [%.*s]\n", scount, strstr(sbuffer, "\r\n")-sbuffer, sbuffer); 00026 00027 // Recieve a simple http response and print out the response line 00028 char rbuffer[64]; 00029 int rcount = socket.recv(rbuffer, sizeof rbuffer); 00030 printf("recv %d [%.*s]\n", rcount, strstr(rbuffer, "\r\n")-rbuffer, rbuffer); 00031 00032 // Close the socket to return its memory and bring down the network interface 00033 socket.close(); 00034 00035 // Bring down the ethernet interface 00036 net.disconnect(); 00037 printf("Done\n"); 00038 }
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