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PXI 6713

Hi All
I have been tasked with writing a LabView application to test the functionality of all the input and outputs of a PXI 6713 module. All was going well until I tried to get an output from the 'FREQ OUT' and 'EXT STROBE' pins. User manual briefly mentions these pins as outputs but when I try to configure in DAQmx they are not selectable as physical channels. Can someone please tell me how to configure them to give an output that I can measure.

I'm using LabView 2011, MAX 5 .0 and DAQmx 9.3.5

Thanks in advance
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Hi Ian,

 

If you consider the old usual manual, then there is a little more information on the two outputs you are referring to, that might prove useful:

 

 

FREQ_OUT Signal
This signal is available only as an output on the FREQ_OUT pin. The
frequency generator for the 6711/6713 device outputs the FREQ_OUT pin.
The frequency generator is a 4-bit counter that can divide its input clock by
the numbers 1 through 16. The input clock of the frequency generator is
software-selectable from the internal 10 MHz and 100 kHz timebases. The
output polarity is software selectable. This output is set to tri-state at
startup.

 

EXTSTROBE* Signal
EXTSTROBE* is an output-only signal that is used for controlling SCXI
devices.

 

There is also a table in this document specifying information about the inidividual inputs and outputs that could also prove useful. 

 

Let me know how you get on, or if you require any further information. 

 

Kind regards,

 

Matt H
Applications Engineer
National Instruments UK
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