HP 8163A Series Programming Manual page 145

How to Log Results
}
else
{
/* only errors should be displayed */
if(errMsg[0] != '+')
printf("error:%ld --> %s\n", err_status,errMsg) ;
}
}
ViStatus InitVisa ( ViSession *iHandle)
{
ViStatus errStatus;
ViSession
/* First get initialized the visa library (see example 1) */
errStatus = viOpenDefaultRM (&defaultRM);
if (errStatus < VI_SUCCESS)
printf("Failed to open VISA Resource manager\n");
/* Open session to HPIB device at address 20; */
errStatus = viOpen (defaultRM, "GPIB::20::INSTR", VI_NULL,VI_NULL,iHandle);
if (errStatus < VI_SUCCESS)
printf("Failed to open instrument\n");
return errStatus;
}
HP 8163A Lightwave Multimeter, HP 8164A Lightwave Measurement System,
& HP 8166A Lightwave Multichannel System User's Guide, E1299
/* returned error code from visa call */
defaultRM; /* default visa resource manager variable */
Programming Examples
145