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HP 8712ET User Guide Supplement

HP 8712ET
116 pages
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viii
Contents
Limit-Test Pass/Fail TTL Input/Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-21
Analyzer Port Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-22
Output for External VGA-Compatible Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-24
4. Measurement Setup and Control with Fast Recall
Using Fast Recall with the Front Panel or a Keyboard . . . . . . . . . . . . . . . . . . . . . . . . .4-3
Using Fast Recall with a Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-5
5. Automated Measurement Setup and Control
Setting the Instrument State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-4
Recalling Instrument States from Disk. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-4
Using Learn Strings to Save and Recall Instrument States . . . . . . . . . . . . . . . . . . .5-6
SCPI Commands that Modify a Single Parameter. . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-7
Fast Iterative Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-8
Responsive Communication using SRQs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-10
Using Both of the Analyzer's Measurement Channels . . . . . . . . . . . . . . . . . . . . . . . .5-11
Using Single Sweep to Measure and View All Four S-Parameters . . . . . . . . . . . . . . .5-12
AUTOST files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-15
6. Controlling Peripherals
Using the Parallel Port. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-3
Writing to the Parallel Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-6
Reading from the Parallel Port. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-9
Hardcopy Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-10
Using the Serial Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-11
7. Displaying Measurement Results
Graticule On/Off. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-3
Limit Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-4
To turn limit lines on or off. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-4
To turn the fail icon on or off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-4
To turn the pass/fail text on or off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-4
To move the position of the pass/fail indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-5
Customized X-axis Annotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-6
To turn on user-defined X-axis annotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-6
To specify your start and stop values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-6

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HP 8712ET Specifications

General IconGeneral
BrandHP
Model8712ET
CategoryMeasuring Instruments
LanguageEnglish

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