Multi Channel Sweep Measurement - Agilent Technologies B1500A User Manual

Table 4-8

Multi Channel Sweep Measurement

Table 4-8 explains an example subprogram that performs the multi channel sweep
measurement. The following subprogram performs I-V measurement and saves the
measurement results (bipolar transistor Ic-Vb and Ib-Vb characteristics) into a file.
Multi Channel Sweep Measurement Example 1
void perform_meas (ViSession vi, ViStatus ret)
{
ViInt32 emitter =
ViInt32 base =
ViInt32 collector = 4;
ViReal64 vb1 =
ViReal64 vb2 =
ViReal64 vc =
ViReal64 ve =
ViReal64 ibcomp =
ViReal64 iccomp =
ViReal64 iecomp =
ViReal64 pcomp =
ViInt32 nop =
ViReal64 hold =
ViReal64 delay =
ViReal64 s_delay =
ViReal64 p_comp =
ViInt32 smpl =
ViInt32 mch[3];
ViInt32 mode[2];
ViReal64 range[2];
ViInt32 rep;
ViReal64 sc[11];
ViReal64 md[22];
ViInt32 st[22];
ViReal64 tm[22];
mch[0] = collector;
mch[1] = base;
mch[2] = 0;
mode[0] = 1;
mode[1] = 1;
range[0] = 0;
range[1] = 0;
Line
1 Beginning of the perform_meas subprogram.
3 to 34 Declares variables, and defines the value.
Agilent B1500 VXIplug&play Driver User's Guide, Edition 3
Programming Examples for C++ Users
Multi Channel Sweep Measurement
1; /* SMU1 */
2; /* SMU2 */
/* SMU4 */
0.3;
0.8;
3;
0;
0.01;
0.1;
0.1;
0;
11;
0;
0;
0;
0;
5;
Description
/* 1 */
/* 3 */
/* 34 */
4-23