Emilio Monti
Example message broadcasting
main.cpp@0:e18c3e98ed3d, 2013-03-01 (annotated)
- Committer:
- emilmont
- Date:
- Fri Mar 01 16:25:32 2013 +0000
- Revision:
- 0:e18c3e98ed3d
first commit
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| emilmont | 0:e18c3e98ed3d | 1 | #include "mbed.h" |
| emilmont | 0:e18c3e98ed3d | 2 | #include "EthernetInterface.h" |
| emilmont | 0:e18c3e98ed3d | 3 | |
| emilmont | 0:e18c3e98ed3d | 4 | const int BROADCAST_PORT = 58083; |
| emilmont | 0:e18c3e98ed3d | 5 | |
| emilmont | 0:e18c3e98ed3d | 6 | int main() { |
| emilmont | 0:e18c3e98ed3d | 7 | EthernetInterface eth; |
| emilmont | 0:e18c3e98ed3d | 8 | eth.init(); //Use DHCP |
| emilmont | 0:e18c3e98ed3d | 9 | eth.connect(); |
| emilmont | 0:e18c3e98ed3d | 10 | |
| emilmont | 0:e18c3e98ed3d | 11 | UDPSocket sock; |
| emilmont | 0:e18c3e98ed3d | 12 | sock.init(); |
| emilmont | 0:e18c3e98ed3d | 13 | sock.set_broadcasting(); |
| emilmont | 0:e18c3e98ed3d | 14 | |
| emilmont | 0:e18c3e98ed3d | 15 | Endpoint broadcast; |
| emilmont | 0:e18c3e98ed3d | 16 | broadcast.set_address("255.255.255.255", BROADCAST_PORT); |
| emilmont | 0:e18c3e98ed3d | 17 | |
| emilmont | 0:e18c3e98ed3d | 18 | char out_buffer[] = "very important data"; |
| emilmont | 0:e18c3e98ed3d | 19 | |
| emilmont | 0:e18c3e98ed3d | 20 | while (true) { |
| emilmont | 0:e18c3e98ed3d | 21 | printf("Broadcasting...\n"); |
| emilmont | 0:e18c3e98ed3d | 22 | sock.sendTo(broadcast, out_buffer, sizeof(out_buffer)); |
| emilmont | 0:e18c3e98ed3d | 23 | Thread::wait(1000); |
| emilmont | 0:e18c3e98ed3d | 24 | } |
| emilmont | 0:e18c3e98ed3d | 25 | } |