Agilent Technologies B1500A Podręcznik Użytkownika Pobierz pdf (Strona 202)

4-46 Agilent B1500 VXIplug&play Driver User’s Guide, Edition 3

Programming Examples for C++ Users

High Speed Spot C Measurement

Table 4-16 Open Correction Subprogram

void open_corr (ViSession vi, ViStatus ret, ViReal64 freq, ViReal64 ref_cp,

ViReal64 ref_g) /* 1 */

{

ViInt32 rbx;

ViInt16 result;

rbx = MessageBox(NULL , "Do you want to perform Open Correction?", "Open

Correction", MB_YESNO);

if (rbx != IDNO) {

MessageBox(NULL ,"Open measurement terminal. Then click OK.", "Open

Correction", MB_OK);

printf("Wait a minute . . .\n");

ret = agb1500_clearCorrData(vi, agb1500_CH_CMU, agb1500_CMUCORR_DEFAULT);

ret = agb1500_execOpenCorr(vi, agb1500_CH_CMU, freq, agb1500_CMUM_CP_G, ref_cp,

ref_g, &result);

if (result != 0) {check_err (vi, ret);}

ret = agb1500_setOpenCorrMode(vi, agb1500_CH_CMU, agb1500_FLAG_ON);

ret = agb1500_setShortCorrMode(vi, agb1500_CH_CMU, agb1500_FLAG_OFF);

ret = agb1500_setLoadCorrMode(vi, agb1500_CH_CMU, agb1500_FLAG_OFF);

if (result != 0) {check_err (vi, ret);} /* 15 */

}

Line Description

1 Beginning of the open_corr subprogram.

3 to 15 Displays a message box that asks if you perform the open correction. If you click Yes,

the open correction will be performed. It does not need a long time. The short correction

and the load correction are not performed in this example.

17 End of the open_corr subprogram.

1 2 ... 197 198 199 200 201 202 203 204 205 206 207 208

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Agilent Technologies B1500A Podręcznik Użytkownika Strona 202