mbed-os/libraries/tests/net/helloworld/multicast_send/main.cpp

25 lines
556 B
C++

#include "mbed.h"
#include "EthernetInterface.h"
const char* MCAST_GRP = "224.1.1.1";
const int MCAST_PORT = 5007;
int main() {
EthernetInterface eth;
eth.init(); //Use DHCP
eth.connect();
UDPSocket sock;
sock.init();
Endpoint multicast_group;
multicast_group.set_address(MCAST_GRP, MCAST_PORT);
char out_buffer[] = "very important data";
while (true) {
printf("Multicast to group: %s\n", MCAST_GRP);
sock.sendTo(multicast_group, out_buffer, sizeof(out_buffer));
Thread::wait(1000);
}
}