Task Event - WriteString?

[David McFarlane]

Thanks for reporting back.  Time now to contact PST Web Support and 
have them sort it out for you, then please report back here for the 
rest of us.  Thanks!

-- David McFarlane


At 8/12/2013 05:03 PM Monday, John wrote:
>Thanks for your reply, David - No luck.
>
>Action: WriteString
>Parameter - Custom: RUN
>Data Type: String
>Enabled:  Yes
>
>On Monday, August 12, 2013 2:26:45 PM UTC-4, McFarlane, David wrote:
>Try the following in the Task Events dialog box:
>
>- Set Source to "(custom)"
>- In Custom, put your string (e.g., "RUN", without the quotes).  (You
>may also use attribute references here, e.g., "[StimCode]", these
>will be resolved just before the stimulus object runs.)
>- Set Data Type to "String".
>- Set Enabled to "Yes".
>
>Please write back with your results, as I am not set up to test that
>myself here.
>
>And if you have not already, look a the seciton 3.1 of the New
>Features Guide, and KB4803
>(<http://www.pstnet.com/support/kb.asp?TopicID=4803>http://www.pstnet.com/support/kb.asp?TopicID=4803 
>) for the
>documentation from PST.
>
>-----
>David McFarlane
>E-Prime training
>online: 
><http://psychology.msu.edu/Workshops_Courses/eprime.aspx>http://psychology.msu.edu/Workshops_Courses/eprime.aspx 
>
>Twitter:  @EPrimeMaster 
>(<https://twitter.com/EPrimeMaster>https://twitter.com/EPrimeMaster)
>
>/----
>Stock reminder:  1) I do not work for PST.  2) PST's trained staff
>take any and all questions at
><http://support.pstnet.com/e%2Dprime/support/login.asp>http://support.pstnet.com/e%2Dprime/support/login.asp 
>, and they
>strive to respond to all requests in 24-48 hours, so make full use of
>it.  3) In addition, PST offers several instructional videos on their
>YouTube channel 
>(<http://www.youtube.com/user/PSTNET>http://www.youtube.com/user/PSTNET 
>).  4) If you do
>get an answer from PST staff, please extend the courtesy of posting
>their reply back here for the sake of others.
>\----
>
>
>At 8/12/2013 11:28 AM Monday, John wrote:
> >I'm running eprime pro and trying to use task events to trigger an
> >external device.
> >
> >When the stimulus comes on the screen, I need eprime to send the
> >string "RUN" to the serial port.
> >
> >In task events, I do the following:
> >-Add an event
> >-Select the serial device (COM3)
> >-Action:  WriteString
> >
> >...but then how to I define what the string is?  (i.e. "RUN")
> >
> >
> >(In a terminal window, i can type "echo RUN > COM3" and that
> >triggers the device...I'm just trying to figure out how eprime to do that.)
> >
> >Thanks!

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