- From: David Schleef <ds_at_schleef.org>
- Date: Tue, 26 Jul 2005 12:13:45 -0700
On Tue, Jul 26, 2005 at 05:40:09PM +0100, Martyn Welch wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi All, > > I am currently using a National Instruments PCI-6071E to run some experiments. > I need to ascertain the delay in my code between a signal being sent to an > external circuit and the start of a round of streamed analogue capturing > using a command. > > I have been informed that it may be possible to get the card to pulse a line > when it starts the capture process. I can then use this to measure the time > between the two activites on an oscilloscope. From the documentation I have I > believe this to be the "PFI 0/AI START TRIG" signal. This line doesn't seem > to be outputting anything, I guess it is setup as input by default. Correct. > How can I set the line up as output? The PFI lines are available as subdevice 7. You simply need to configure the correct line for output. dave... -- David Schleef Big Kitten LLC (http://www.bigkitten.com/) -- data acquisition on Linux
Received on 2005-07-26Z18:13:45