[R] using R for a reaction-time experiment

Seth Roberts twoutopias at gmail.com
Sun Jul 22 19:55:27 CEST 2007

I'm using Windows XP unfortunately.

Ted.Harding wrote:
> On 22-Jul-07 16:38:02, Seth Roberts wrote:
>> I want to use R to run a reaction-time experiment:
>> Something appears on the screen, I respond by typing something
>> (one keystroke), the system measures the speed of my response.
>> R would be great for this if only I didn't have to hit Enter
>> to enter that keystroke. I am doing such experiments now but
>> they require two actions per trial: hit keystroke, hit Enter.
>> Is there some way that R can be made to respond to a single
>> keystroke (other than Enter)?
> What operating system are you using? If it's Linux, there would
> be ways to detect the keystroke (say "A") and immediately send
> "A\n" (i.e. "A" followed by "enter") to a FIFO which R could be
> watching. Then R would receive your single keystroke as if you
> had followed it by pressing "Enter".
> If you're using Windows, then unfortunately I haven't a clue.
> Best wishes,
> Ted.
> --------------------------------------------------------------------
> E-Mail: (Ted Harding) <ted.harding at nessie.mcc.ac.uk>
> Fax-to-email: +44 (0)870 094 0861
> Date: 22-Jul-07                                       Time: 18:11:43
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