Atmel AVR2070 Bedienungsanleitung PDF herunterladen (Seite 50)

A Anhang

1 /* * * ** *** *** ** * ** * ** *** *** ** * ** * ** *** *** ** * ** * ** *** *** *** **

2 Copyright ( c) 2011 , Swedish Institute of Computer Science .

5 Modified by Mirco Kern , FH Duess e ldorf

6 * ** *** *** ** * ** * ** *** *** ** * ** * ** *** *** ** * ** * ** *** *** ** * ** * * */

9 /* exampl e : sending broadc a s ts */

10 /* * * *** *** * *** *** * ** * *** *** * *** */

12 /* includ e header files */

13 # inclu de " contiki .h"

14 # inclu de " sys / etimer .h"

15 # inclu de " net / uip .h "

16 # inclu de " net / uip - ds6 .h"

17 # inclu de " simple - udp . h "

18 # inclu de < stdio .h>

19 # inclu de < string .h >

21 /* define d estinatio n port */

22 # define UDP_PORT 4321

24 /* define send interval */

25 # define S END_IN T ERVAL (20 * C L OCK_SEC O ND )

27 /* struct storing co n n ection */

28 static struct sim p le_ u dp_ c onn e cti o n b roa d cas t _con nect ion ;

30 /* * *** *** ** * ** *** *** ** * ** * ** *** ** * ** * ** *** *** ** * ** *** *** ** * ** *** * */

31 /* declarate process */

32 PROCESS ( bro a dcast_e x ample_ p rocess , " UDP broadcast example process " );

34 /* start process automa t icly */

35 A UTOS TART _ PROC ESSE S (& b roa dca s t_e xamp le_ p roc ess );

37 /* * *** *** ** * ** *** *** ** * ** * ** *** ** * ** * ** *** *** ** * ** *** *** ** * ** *** * */

38 /* storin g connectio n data */

39 static void

40 receiver ( struct si m ple _ udp _ con n ect i on *c ,

41 const u ip_ipad d r_t * sender_addr ,

42 uint16_t sender_port ,

43 const u ip_ipad d r_t * receiver_addr ,

44 uint16_t receiver_port ,

45 const uint8_t * data ,

46 uint16_t datalen )

48 /* * *** *** ** * ** *** *** ** * ** * ** *** ** * ** * ** *** *** ** * ** *** *** ** * ** *** * */

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Atmel AVR2070 Bedienungsanleitung Seite 50