UDP Echo Server example
Dependencies: EthernetInterface mbed-rtos mbed
main.cpp
- Committer:
- mbed_official
- Date:
- 2017-02-14
- Revision:
- 5:0d4087d2486d
- Parent:
- 2:6b1012d93eb2
File content as of revision 5:0d4087d2486d:
#include "mbed.h" #include "EthernetInterface.h" #define ECHO_SERVER_PORT 7 int main (void) { EthernetInterface eth; eth.init(); //Use DHCP eth.connect(); printf("\nServer IP Address is %s\n", eth.getIPAddress()); UDPSocket server; server.bind(ECHO_SERVER_PORT); Endpoint client; char buffer[256]; while (true) { printf("\nWaiting for UDP packet...\n"); int n = server.receiveFrom(client, buffer, sizeof(buffer)); buffer[n] = '\0'; printf("Received packet from: %s\n", client.get_address()); printf("Packet contents : '%s'\n",buffer); printf("Sending Packet back to Client\n"); server.sendTo(client, buffer, n); } }