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| 65 | f9daq | 1 | /************************************************************************** |
| 2 | lecroy_example.c |
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| 3 | Version 1.00 |
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| 4 | Copyright (C) 2003 Steve D. Sharples |
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| 5 | |||
| 6 | This program is free software; you can redistribute it and/or |
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| 7 | modify it under the terms of the GNU General Public License |
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| 8 | as published by the Free Software Foundation; either version 2 |
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| 9 | of the License, or (at your option) any later version. |
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| 10 | |||
| 11 | This program is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |||
| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with this program; if not, write to the Free Software |
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| 18 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 19 | |||
| 20 | The author's email address is steve.sharples@nottingham.ac.uk |
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| 21 | |||
| 22 | *************************************************************************** |
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| 23 | |||
| 24 | Example program that demonstrates communication via TCP/IP with an ethernet- |
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| 25 | enabled LeCroy DSO. Based on the main() function of "net_con.cpp" written |
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| 26 | by LeCroy. |
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| 27 | |||
| 28 | See "lecroy_tcp.c" and "lecroy_tcp.h" for additional comments and usage |
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| 29 | |||
| 30 | **************************************************************************/ |
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| 31 | |||
| 32 | |||
| 33 | #include "lecroy_tcp.h" |
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| 34 | #include <stdio.h> |
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| 35 | #include <string.h> |
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| 36 | using namespace std; |
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| 37 | |||
| 38 | #define MAX_ST 512 /* maximum message string. no picked from thin air */ |
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| 39 | |||
| 40 | int main () |
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| 41 | { |
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| 42 | char ip_address[50]; |
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| 43 | int sockfd; |
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| 44 | char outbuf[MAX_ST]; |
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| 45 | char inbuf[MAX_ST]; |
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| 46 | float fvalue; |
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| 47 | int ivalue; |
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| 48 | |||
| 49 | |||
| 50 | /* OUR_SCOPE_IP is #define'd in lecroy_tcp.h, so is MAX_TCP_CONNECT */ |
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| 51 | sprintf(ip_address, OUR_SCOPE_IP); |
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| 52 | |||
| 53 | printf("\nlecroy_example: about to connect to DSO...\n"); |
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| 54 | |||
| 55 | /* how to "set up the scope for ethernet communication" */ |
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| 56 | sockfd=LECROY_TCP_connect(ip_address, MAX_TCP_CONNECT); |
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| 57 | if (sockfd<0) { |
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| 58 | printf("\nCould not connect to the scope on IP: %s\n",ip_address); |
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| 59 | return 1; |
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| 60 | } |
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| 61 | |||
| 62 | printf("....connected.\n"); |
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| 63 | |||
| 64 | /* example of writing to the scope) */ |
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| 65 | strcpy(outbuf,"*idn?\n"); |
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| 66 | LECROY_TCP_write(sockfd, outbuf); |
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| 67 | printf ("Request to scope:\n%s\n", outbuf); |
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| 68 | |||
| 69 | /* example of getting the raw data back from the scope */ |
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| 70 | LECROY_TCP_read(sockfd, inbuf, sizeof(inbuf), MAX_TCP_READ); |
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| 71 | printf ("Scope returned:\n%s\n", inbuf); |
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| 72 | |||
| 73 | LECROY_TCP_disconnect(sockfd); |
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| 74 | printf("Successfully disconnected... bye!\n"); |
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| 75 | return 0; |
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| 76 | } |