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Member
clint100
Posts: 123
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AO Sample Clock PFI5 on PXI_6723

Is there any example code on generating a pulse train on PFI5 of a 6723 in Labview 2009??  I couldn't find any.

 

Thanks

Member
margasan
Posts: 194
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Re: AO Sample Clock PFI5 on PXI_6723

Hello Clint,

 

If it is possible to route the signal ( counter output) to the PFI line 5 should be done using any of the methods listed in the link below:

 

Internally Routing Counter Signals in LabVIEW

 

However the 6723 routing table shows that there is no direct on indirect route between the counter´s output and PFI 5, you may try it.

 

Regards

 

Mart G

Member
clint100
Posts: 123
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Re: AO Sample Clock PFI5 on PXI_6723

So why is it labeled PFI5/AO SAMP CLOCK??  What exactly does that mean??

 

See attached.

Active Participant
Brad_K
Posts: 606
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Re: AO Sample Clock PFI5 on PXI_6723

Hi clint100,

 

The NI 6723 is based on the DAQ-STC ASIC, which can input most timing/triggering signals from any PFI terminal, but can only output specific signals to specific PFI terminals. For example, PFI5 can be used as an input for the counter source, counter gate, AO start trigger, AO sample clock, etc. The only signal that can be output to PFI5/AO SAMP CLOCK is the AO sample clock (i.e. the DAC update signal for hardware timed generations).

 

Brad

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Brad Keryan
NI R&D
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