Agilent Technologies E1343A Instrukcja Obsługi Pobierz pdf (Strona 67)

iprintf (dm, "TRIG SGL\n");

iscanf (dm, "%lf", &R[i]);

iscanf (dm, "%t", cr);

printf ("\nResistance of R%u = %lf", i+38, R[i]);

}

printf ("\n\n\nInstall Component Assembly and Test Fixture");

printf ("\n\n 1. Turn Mainframe AND 3458a DMM power OFF.");

printf ("\n 2. Connect HP-IB Cable between mainframe and DMM.");

printf ("\n 3. Install E1364A Component Assembly into Mainframe.");

printf ("\n 4. Attach Test Fixture to Component Assembly.");

printf ("\n 5. Turn Mainframe and DMM power ON");

printf ("\n 6. Press ENTER when ready to begin testing.");

getchar ();

/*...............Measure Channels 00-47 and 90-92 (HI, Lo, and G)...........*/

id = iopen(ADDR);

iprintf (id, "*RST\n");

iprintf (dm, "PRESET NORM;TRIG HOLD\n");

iprintf (dm, "END ALWAYS\n");

iprintf (dm, "FUNC OHMF\n");

j = 100;

printf ("\n\nChannel 00-47 and 90-92 HI measurements");

printf ("\n\n 1. Connect DMM Sense and Input HI leads to COMMON HI.");

printf ("\n 2. Connect DMM Sense and Input LO leads to VOLTAGE SENSE HI.");

printf ("\n 3. Press ENTER when connections are complete.");

getchar ();

for (i = 0;i <= 47; i++)

{

iprintf (id, "CLOS (@%u)\n", j+i);

iprintf (dm, "TRIG SGL\n");

iscanf (dm, "%lf", &value[i]);

iscanf (dm, "%t", cr);

iprintf (id, "OPEN (@%u)\n", j+i);

result[i] = value[i] - R[5];

if (result[i] < 0) result[i] = 0;

if (result[i] > 2.0) printf ("\n*** Resistance for Channel %u HI path is 2.0 Ohms

*** %lf", i, result[i]);

}

printf ("\n\nMeasurements complete for Channels 00-47 and 90-92 HI");

printf ("\nPress ENTER for Channels 90-92 LO measurements");

getchar ();

/*...........................Measure Channels 90-92 LO..................................*/

iprintf (id, "*RST\n");

printf ("\n\n\nChannels 90-92 LO measurements");

printf ("\n\n 1. Connect DMM Sense and Input HI leads to COMMON LO.");

printf ("\n 2. Connect DMM Sense and Input LO leads to VOLTAGE SENSE

LO.");

printf ("\n 3. Press ENTER when connections are complete.");

getchar ();

Appendix A Example C Programs 65

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