Keysight Technologies X-Series, Руководство по программированию

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86 Keysight CXG, EXG, and MXG X-Series Signal Generators Programming Guide
Programming Examples
GPIB Programming Interface Examples
// generator can be queried for conditions and instrument states.
These commands are of
// the type "*IDN?"; the question mark indicates a query.
//
//*****************************************************************
#include <visa.h>
#include "StdAfx.h"
#include <iostream>
#include <conio.h>
#include <stdlib.h>
using namespace std;
void main ()
{
ViSession defaultRM, vi; // Declares variables of type
ViSession
// for instrument communication
ViStatus viStatus = 0; // Declares a variable of type
ViStatus
// for GPIB verifications
char rdBuffer [256]; // Declares variable to hold string
data
int num; // Declares variable to hold integer
data
// Initialize the VISA system
viStatus=viOpenDefaultRM(&defaultRM);
// Open session to GPIB device at
address 19
viStatus=viOpen(defaultRM, "GPIB::19::INSTR", VI_NULL, VI_NULL,
&vi);
if(viStatus){ // If problems, then prompt user
printf("Could not open ViSession!\n");
printf("Check instruments and connections\n");
printf("\n");