[visionegg] Re: triggering the DAQ
- From: Andrew Straw <astraw@xxxxxxxxxxx>
- To: visionegg@xxxxxxxxxxxxx
- Date: Wed, 16 Sep 2009 09:01:32 -0700
Karin Nordström wrote:
> Hi
> I am having issues triggering my data acquisition via a photodiode. In
> the EPhysGUI i is possibble to set the
> self.stim_onset_cal_tk_var_set() to 0 or 1 and similarly you can
> change the parameters in the EPhysServer for the location of a
> black-to-white DAQ trigger. When I set the onset to 1I was assuming
> that the trigger would appear next time I satart VisionEgg, however,
> no such thing happens. Does anyone know what I have done wrong?
Hi Karin, from the source of EphysGUI.py:
def update_stim_onset_cal(self, dummy_arg=None):
on = self.stim_onset_cal_tk_var.get()
self.ephys_server.set_stim_onset_cal(on)
Thus, you want to call the set_stim_onset_cal() method of your ephys
server proxy instance.
-Andrew
--
Andrew D. Straw, Ph.D.
California Institute of Technology
http://www.its.caltech.edu/~astraw/
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