Task Event - WriteString?

[John]

(sorry, those should be backslashes  00 RUN\r\n)

On Friday, August 16, 2013 11:55:29 AM UTC-4, John wrote:
>
> Correct - I was able to take out the inline and use task events by putting 
> RUN/r/n into the custom string.
>
> 00 RUN/r/n  triggers the first pump
> 01 RUN/r/n  triggers the second pump
>
> Success!
>
> On Thursday, August 15, 2013 2:19:11 PM UTC-4, McFarlane, David wrote:
>>
>> Great, and thanks for posting back!  So the issue was not exactly 
>> with E-Prime Task Events, but with including control characters in 
>> the output string. 
>>
>> Hmm, then you should still be able to get it to work with Task Events 
>> by defining your string plus carriage return/newline into an 
>> attribute, and then using the attribute reference in Task 
>> Events.  E.g., with inline code (could do this once at the Sesson level), 
>>
>>          c.SetAttrib RunString, "RUN" & ebCrLf 
>>
>> and then for "Custom" in Task Events use 
>>
>>          [RunString] 
>>
>> Even better, just try either of the following strings for Custom in 
>> Task Events: 
>>          RUN\n 
>>          RUN\r\n 
>>
>> The generated code shows that it properly includes the escaped 
>> control characters (\n, or \r\n), so this should work, but I need 
>> someone else to run this and confirm. 
>>
>> So the lesson here seems to be that we have to know how to embed 
>> standard escaped control characters in our Custom strings for Task 
>> Events. 
>>
>> ----- 
>> David McFarlane 
>> E-Prime training 
>> online:  http://psychology.msu.edu/Workshops_Courses/eprime.aspx 
>> Twitter:  @EPrimeMaster (https://twitter.com/EPrimeMaster) 
>>
>>
>> At 8/15/2013 01:14 PM Thursday, John wrote: 
>> >Update:  We were able to get it running using inline script -- it 
>> >needed a carriage return. 
>> > 
>> >Prior to each event, put in an inline script with: 
>> >Serial.WriteString "RUN" & ebCrLf 
>> > 
>> >If using multiple pumps in a network, precede run with the address 
>> >of the pump:  "00 RUN" for the first pump, "01 RUN" for the second, etc. 
>> > 
>> > 
>> >On Monday, August 12, 2013 11:28:34 AM UTC-4, 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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