Teodomiro dos Santos / Mbed 2 deprecated SimpleSocketExamples

Simple code for comunication via TCP between the mbed and PC.

Dependencies:   EthernetInterface SimpleSocket mbed-rtos mbed

Fork of SimpleSocketExamples by Hiroshi Yamaguchi

examples/multicast.cpp@1:016774025718, 2014-12-17 (annotated)

Committer:
numeral369
Date:
Wed Dec 17 16:06:00 2014 +0000
Revision:
1:016774025718
Parent:
0:6dc3cfd058c6 
A simple code for comunication via TCP between the Mbed and a PC

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yamaguch 0:6dc3cfd058c6 1 #include "SimpleSocket.h"
yamaguch 0:6dc3cfd058c6 2
yamaguch 0:6dc3cfd058c6 3 void multicast() {
yamaguch 0:6dc3cfd058c6 4 Endpoint multicast;
yamaguch 0:6dc3cfd058c6 5 multicast.set_address("239.192.1.100", 50000);
yamaguch 0:6dc3cfd058c6 6 DatagramSocket datagram(multicast);
yamaguch 0:6dc3cfd058c6 7
yamaguch 0:6dc3cfd058c6 8 while (true) {
yamaguch 0:6dc3cfd058c6 9 Endpoint host;
yamaguch 0:6dc3cfd058c6 10 datagram.setTimeout(1 + (rand() % 5) / 3.0);
yamaguch 0:6dc3cfd058c6 11 if (datagram.receive(host) > 0) {
yamaguch 0:6dc3cfd058c6 12 int value;
yamaguch 0:6dc3cfd058c6 13 datagram.scanf("%d", &value);
yamaguch 0:6dc3cfd058c6 14 char *ip = host.get_address();
yamaguch 0:6dc3cfd058c6 15 printf("received from %s:%d %d\n", ip, host.get_port(), value);
yamaguch 0:6dc3cfd058c6 16 } else {
yamaguch 0:6dc3cfd058c6 17 char* message = "12345!";
yamaguch 0:6dc3cfd058c6 18 datagram.printf(message);
yamaguch 0:6dc3cfd058c6 19 datagram.send(multicast);
yamaguch 0:6dc3cfd058c6 20 printf("sent: %s\n", message);
yamaguch 0:6dc3cfd058c6 21 wait(1);
yamaguch 0:6dc3cfd058c6 22 }
yamaguch 0:6dc3cfd058c6 23 }
yamaguch 0:6dc3cfd058c6 24 }