HP ESA-E Series Programmer's Manual page 115

{
viQueryf(viESA, "*IDN?\n", "%t", &cIdBuff);
iResult = (strncmp( cIdBuff, hpESA_IDN_E4401B,
strlen(hpESA_IDN_E4401B)) && strncmp( cIdBuff,
hpESA_IDN_E4411B, strlen(hpESA_IDN_E4411B)));
if( iResult == 0 )
{
/*Set the input port to the 50 MHz amplitude reference
for HP models E4401B or E4411B*/
viPrintf(viESA,"CAL:SOUR:STAT ON \n");
}
else
{
/*For analyzers having frequency limits 3 GHz, prompt
the user to connect the amplitude reference output to the RF
input*/
printf ("Connect amplitude reference
input \n");
printf ("......Press any key to continue \n");
scanf( "%d",&iEnter);
/*Externally route the 50 MHz signal*/
viPrintf(viESA,"CAL:SOUR:STAT ON \n");
}
}
void main()
{
/*Program Variables*/
ViChar _VI_FAR cResult[1024] = 0;
ViReal64 _VI_FAR aRealArray[2][100] = {0};
ViStatus viStatus
int iNum =0;
int iNoOfPoints =0;
long lCount = 0L;
long lFreq=0L;
long lAmpltd=1;
static ViChar *cToken;
/*Number of amplitude corrections points*/
iNoOfPoints = 3;
/*Open an HP-IB session at address 18*/
viStatus=viOpenDefaultRM(&defaultRM);
viStatus=viOpen(defaultRM,"GPIB0::18",VI_NULL,VI_NULL,&
viESA);
Chapter 3
Entering Amplitude Correction Data
= 0;
Programming Examples
output to the
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