Yokogawa DA100 Manuel d'utilisateur télécharger pdf (Page 94)

IM DA100-11E

8-13

Sample Program

8.4 Ethernet Program

Configuration

Model IBM PC/AT

OS Windows95

Lnguage Visual-C

Output the measurement data (ASCI)

1/*

2* DARWIN - PC Communication Program for Winsock

3*/

4 #include <winsock.h>

5 #include <stdlib.h>

6 #include <stdio.h>

8 #define IP_ADDR “133.140.104.204”

9 #define PORT_NUM 34150

10 #define BUF_MAX 4096

12 extern int recv_msg(SOCKET so, char *msg, char *buf, int max);

14 void main(void) {

16 static char * msg[] = {

18 “TS0”,

19 “\x1bT”,

20 “FM0,001,010”,

21 NULL

22 };

23 WSADATA wsa;

24 SOCKET so;

25 struct sockaddr_in addr;

26 char buf[BUF_MAX];

27 int i;

29 if(WSAStartup(MAKEWORD(1,1), &wsa) == 0) {

31 if((so = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) != INVALID_SOCKET) {

33 memset(&addr, 0x00, sizeof(addr));

34 addr.sin_family = AF_INET;

35 addr.sin_addr.s_addr = inet_addr(IP_ADDR);

36 addr.sin_port = htons(PORT_NUM);

38 if(connect(so, (void *)&addr, sizeof(addr)) != SOCKET_ERROR) {

40 for(i = 0; msg[i] != NULL; i++) {

42 sprintf(buf, “%s%s”, msg[i], “\r\n”);

44 if(send(so, buf, strlen(buf), 0) == SOCKET_ERROR)

45 break;

47 printf(“%s”, buf);

49 if(recv_msg(so, msg[i], buf, BUF_MAX) <= 0)

50 break;

52 printf(“%s”, buf);

53 }

54 }

55 closesocket(so);

56 }

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Yokogawa DA100 Manuel d'utilisateur Page 94

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