Agilent Technologies 4156C

Agilent 4155C/4156C VXIplug&play Driver User’s Guide, Edition 4 5-31
Programming Examples for C++ Users
Multi-Channel Pulsed Sweep Measurements
Measurement
Result Example
Ve (V), Ic (mA), Ib (mA)
0.00, 0.00000000, 0.00000000
-0.08, 0.00000000, 0.00000000
-0.16, 0.00000000, 0.00000000
-0.24, 0.00000008, 0.00000000
-0.32, 0.00000169, 0.00000003
-0.40, 0.00003758, 0.00000035
-0.48, 0.00083207, 0.00000569
-0.56, 0.01834160, 0.00010753
-0.64, 0.40003000, 0.00207454
-0.72, 7.24961000, 0.03680280
-0.80, 43.35560000, 0.33661400
printf(" Ve (V), Ic (mA), Ib (mA)\n");
for (i = 0; i < nop; i++){
printf(" %5.2f, %11.8f, %11.8f\n", sc[i], md1[i] * 1000, md2[i] * 1000);
}
ViChar f_name[] = "C:\Agilent\data\data5.txt"; /* 74 */
ViChar head1[] = "Ve (V), Ic (mA), Ib (mA)";
ViChar msg1[] = "Saving data...";
ViChar msg2[] = "Data save completed.";
ViChar c = ’\n’;
FILE *stream;
if( ( stream = fopen( f_name, "w+" )) == NULL ){
printf( "Data file was not opened\n" );
}
else {
printf( "%s%c", msg1, c );
fprintf( stream, "%s%c", head1, c );
for (i = 0; i < nop; i++){
fprintf( stream, "%5.2f, %11.8f, %11.8f\n", sc[i], md1[i] * 1000, md2[i] *
1000);
}
printf( "%s%c", msg2, c );
}
if( fclose( stream ) ){
printf( "Data file was not closed\n" );
}
} /* 96 */
Line Description
67 to 72 Displays the measurement result data.
74 to 95 Saves the measurement results into a file (C:\Agilent\data\data5.txt, CSV file).
96 End of the perform_meas subprogram.