====== Dollar Reward ======

DollarReward/RingReward is rewarded and neutral [[:tools:antisaccade]] task.
  * was an [[:tools:eprime]] task for [[:grants:cog]] (MR, behave) and later a [[:tools:psychopy]] task for [[:grants:habit]] (MR, EEG) and [[:bigdata:NCANDA]] (MR)
  * Originally for [[:tools:eyetracking:asl]] but adapted in psychopy for [[:tools:eyetracking:avotech]] and then [[:tools:eyetracking:prismaeyelink]]
  * Task source code is online and on bea_res
    * psychopy https://github.com/LabNeuroCogDevel/lncdtask
    * ''bea_res/Tasks/Behavorial/RingsRewardBehave_20190920''
    * ''bea_res/Tasks/fromScanner20130219/Rings Reward''
  * Eye tracking data can be found on
    * ''bea_res/Data/Temporary Raw Data/lab_eyetracker/subj_info''

===== Design =====
  * Events are ''ring'', ''prep'', ''dot'' and ''iti''
    * ring is either a neutral or reward cue. prep is a red cross
  * duration of all are original-TR locked 1.5
  * includes catch trials
  * have 6 sides. 3 right and 3 left.

https://github.com/LabNeuroCogDevel/lncdtask/blob/main/dollar_reward_events.txt

===== XDAT/TTL =====

ASL and EEG share triggers sent of LPT/parallel port.
https://github.com/LabNeuroCogDevel/lncdtask/blob/main/lncdtask/dollarreward.py#L85

===== Data Files =====

*TODO*