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Enhancing 

Automotive Electronic Test 

with LXI

Содержание Agilent 34980A

Страница 1: ...Enhancing Automotive Electronic Test with LXI ...

Страница 2: ...ity 5 Longevity 6 Flexibility 7 Rack space 8 Distributed systems 9 IEEE 1588 synchronization 1 Ease of use With the year to year changes in new car models automotive electronics manufacturers must bring new products to market quickly Rapid test system creation depends on getting instruments connected and systems running as soon as possible which not only saves time but also enables manufac turers ...

Страница 3: ...ed User interface With no front panel interface using PC based system software to diagnose problems in PXI and VXI devices can be difficult With benchtop LXI instruments the front panel interface makes it easy for developers to experiment with an instrument While most modular LXI instruments lack a front panel their built in Web interface makes it possible to learn the capa bilities by simply open...

Страница 4: ...lso worthwhile to account for the learning curve costs of cardcage instruments versus LXI Cardcage instruments require the use of different software drivers for each devel opment environment such as LabVIEW Visual Basic and C LXI instruments generally offer a choice enabling use of either drivers or SCPI 4 Scalability Figure 2 shows a typical auto motive electronic functional test system built wit...

Страница 5: ...tch measure unit equipped with an internal digital multi meter DMM and a selection of switching cards offers a low cost method of creating a dedicated switching subsystem The use of LAN also makes it possible to place the LXI based subsystem farther from the host PC and closer to the unit under test Few cardcage based power supplies meet the current requirements of many automo tive electronic modu...

Страница 6: ...ing DMM performance by a full digit of resolution LXI devices are inherently shielded because they are fully self contained Cooling and power Cardcages must provide sufficient cooling and power supply capacity to handle a maximum number of instruments or relays at one time In demanding systems it may be necessary to upgrade to one or more higher cost mainframes capable of providing the required co...

Страница 7: ...ecution time self triggered measurements based on a precise real time clock are synchronized from instrument to instrument With this capability measurements can be performed without intervention from the host computer minimizing or even eliminating trigger wiring in a test system and reducing I O bottlenecks 4 Conclusion LXI is built for the long haul and is well suited to automotive electronic te...

Страница 8: ... latest information on the products and applications you select www agilent com find agilentdirect Quickly choose and use your test equipment solutions with confidence www agilent com find open Agilent Open simplifies the process of connecting and programming test systems to help engineers design validate and manufacture electronic products Agilent offers open connectivity for a broad range of sys...

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