def cleanup(): if app.config['use_biopac']: lj = U3() lj.setFIOState(0,0) lj.setFIOState(1,0) lj.close() return "Cleaned up."
def biopac(): if app.config['use_biopac']: lj = U3() lj.setFIOState(0,1) lj.setFIOState(1,0) lj.close() return "Biopac"
def bioback_triger(sleep_time):
lj = U3()
# Get calibration info and turn FIO 0 to off (usually starts as ON)
cal_data = lj.getCalibrationData()
if lj.getFIOState(0) == 1:
lj.setFIOState(0, 0) #Make sure we start with the trigger off
# At onset of event toggle FIO 0 to ON
lj.setFIOState(0, 1)
time.sleep(sleep_time)
# At offset of event toggle FIO 0 to OFF
lj.setFIOState(0, 0)
def linkSession():
if app.config['use_biopac']:
lj = U3()
lj.setFIOState(0,0)
lj.setFIOState(1,0)
lj.setFIOState(2,0)
lj.close() # Turn trigger on
if not checkValidOrigin(request): return badOriginResponse
labUserId = request.form.get("labUserId")
psiturkUid = request.form.get("psiturkUid")
psiturkWorkerId = request.form.get("psiturkWorkerId")
wave = request.form.get("wave")
if not (labUserId or (psiturkUid and psiturkWorkerId)): return badRequestResponse
resuming = True
session = retrieveOpenSession(labUserId = labUserId, psiturkWorkerId = psiturkWorkerId)
# Start a new session if no open one was found
if not session:
resuming = False
session = startNewSession(labUserId = labUserId, psiturkUid = psiturkUid, psiturkWorkerId = psiturkWorkerId, wave = wave)
if not session: return failureResponse
validStim = validStimuliForUser(labUserId = labUserId, psiturkWorkerId = psiturkWorkerId)
# Make stimuli JSON-serializable
stimPrims = []
for thisStim in validStim:
primObj = {
"id": thisStim.id,
"filename": thisStim.filename,
"duration": thisStim.duration,
"modality": thisStim.modality,
"tags": thisStim.tags,
"tagOrder": thisStim.tagOrder
}
stimPrims.append(primObj)
respDict = {
"sessionId": session.id,
"resuming": resuming,
"validStim": stimPrims,
"emotions": json.loads(session.emotions) if session.emotions else None, # Avoid trying to JSON-parse nothing
"sequence": remainingSequenceForSession(session)
}
response = jsonify(respDict)
return response
def __init__(self, sub_n):
self.subjectID = sub_n # get subject number
# create a time stamp at the bigining of the run
date=datetime.datetime.now()
self.time_stamp = str(date.day) + str(date.month) + str(date.year) + str(date.hour) + str(date.minute) + str(date.second)
# create file and folder for the run
cwd = os.getcwd()
fileName = cwd + '/data/cb1Reversal_' + str(self.subjectID) + '_' + str(self.time_stamp)
if not os.path.isdir('data/'):
os.makedirs('data/')
self.dataFile = open(fileName+'.csv', 'w')
#writes headers for the output file
self.dataFile.write('Sub,Group,time,Trial_n,Condition,color,US,FixationOnset,StimulusOnset,USOnset,reversal\n')
# create a window object
self.win = visual.Window(color=[0,0,0], screen = 1, fullscr=True, mouseVisible = False)
#initiate a trial counter
self.trial_n = 0
self.lj = U3()
self.lj.setFIOState(6,1)
self.lj.setFIOState(0,0)
self.reversed=False
# creates the visual objects for the experiment
self.fixation=visual.Circle(self.win, radius=10, fillColor='black',lineColor='black',units = 'pix')
self.rect = visual.Rect(self.win,units="norm",width=0.5,height=0.5,fillColor='black',lineColor='Grey',pos=(0,0))
self.Text = visual.TextStim(self.win,text="US", pos=(0,0), font='Courier New',
alignHoriz = 'center', alignVert = 'center', color = 'black',units = 'norm')
# base on subject number subjects are divided to group A and B (%2) and color order (%4<=1)
if self.subjectID % 2 == 0:
self.group = "A"
else:
self.group = "B"
if self.subjectID % 4 <= 1:
self.stim = {"CSplus":"blue","CSminus":"yellow"}
else:
self.stim={"CSplus":"yellow","CSminus":"blue"}
# Check to see if u3 is calibrated correctly with: cal_data = biopac.getCalibrationData()
# Check to see the data at the FIO, EIO, and CIO ports: biopac.getFeedback(u3.PortStateWrite(State = [0, 0, 0]))
try:
from psychopy.hardware.labjacks import U3
# from labjack import u3
except ImportError:
import u3
# Function defining setData to use the FIOports (address 6000)
def biopacSetData(self, byte, endian='big', address=6000):
if endian=='big':
byteStr = '{0:08b}'.format(byte)[-1::-1]
else:
byteStr = '{0:08b}'.format(byte)
[self.writeRegister(address+pin, int(entry)) for (pin, entry) in enumerate(byteStr)]
biopac = U3()
biopac.setData = biopacSetData
# Set all FIO bits to digital output and set to low (i.e. “0")
# The list in square brackets represent what’s desired for the FIO, EIO, CIO ports. We will only change the FIO port's state.
biopac.configIO(FIOAnalog=0, EIOAnalog=0)
biopac.setData(biopac, byte=0)
"""
1. Experimental Parameters
Paths, etc.
"""
# Paths
# Ensure that relative paths start from the same directory as this script
_thisDir = os.path.dirname(os.path.abspath(__file__))
os.chdir(_thisDir)
main_dir = _thisDir
import time
from ctypes import windll
from psychopy import parallel
import psychopy labjack library
from psychopy.hardware.labjacks import U3
# Initialize labjack
lj = U3()
# Get calibration info and turn FIO 0 to off (usually starts as ON)
cal_data = lj.getCalibrationData()
if lj.getFIOState(0) == 1:
lj.setFIOState(0,0) #Make sure we start with the trigger off
# At onset of event toggle FIO 0 to ON
lj.setFIOState(0,1)
# At offset of event toggle FIO 0 to OFF
lj.setFIOState(0,0)
'''
port = parallel.ParallelPort()
print port
port.setData(0)
print port.readData()
port.readPin(2)
port.setPin(2, 10)
port.setData(45) # sets all pins low
def biopac_run_off(): if app.config['use_biopac']: lj = U3() lj.setFIOState(1,0) lj.close() return "Run off"
