Staircase Sweep Measurement - Agilent Technologies B1500A User Manual

Table 4-5

Staircase Sweep Measurement

Table 4-5 explains an example subprogram that performs the staircase sweep
measurement. The following subprogram performs I-V measurement and save the
measurement results (MOSFET Id-Vd characteristics) into a file.
Staircase Sweep Measurement Example 1
void perform_meas (ViSession vi, ViStatus ret)
{
ViInt32 drain =
ViInt32 gate =
ViInt32 source =
ViInt32 bulk =
ViReal64 vd =
ViReal64 vg =
ViReal64 idcomp =
ViReal64 igcomp =
ViReal64 hold =
ViReal64 delay =
ViReal64 s_delay =
ViReal64 p_comp =
ViInt32 nop1 =
ViInt32 nop2 =
ViInt32 rep;
ViReal64 sc[33];
ViReal64 md[33];
ViInt32 st[33];
ViReal64 tm[33];
ViReal64 dvg[3];
ViInt32 i =
ViInt32 j;
ViInt32 n;
ViChar f_name[] = "C:\\Agilent\\ex\\data1.txt";
ViChar head1[] =
us";
ViChar msg1[] =
ViChar msg2[] =
ViChar c =
Line
1 Beginning of the perform_meas subprogram.
4 to 36 Declares variables, and defines the value.
Agilent B1500 VXIplug&play Driver User's Guide, Edition 3
Programming Examples for C++ Users
Staircase Sweep Measurement
1; /* SMU1 */
2; /* SMU2 */
4; /* SMU4 */
6; /* SMU6 */
3;
3;
0.05;
0.01;
0;
0;
0;
0;
11;
3;
0;
"Vg (V), Vd (V), Id (mA), Time (sec), Stat
"Saving data...";
"Data save completed.";
'\n';
Description
/* 1 */
/* 4 */
/* 36 */
4-13