"""
Arguments:

VECTOR (Double[][], Scan vector: Eph,Elow,Ehigh or Eph,Ecenter)
SENSORS (list)
LATENCY (double)
MODE ('fixed' or 'swept')
TYPE ('CIS' or 'CFS')
STEP (double)
"""

#if MODE == "swept":
#    Scienta.setAcquisitionMode(ch.psi.pshell.epics.Scienta.AcquisitionMode)
#else:
#    Scienta.setAcquisitionMode(ch.psi.pshell.epics.Scienta.AcquisitionMode.Fixed)

if len(VECTOR[0]) == 2:
    #FIXED
    Scienta.centerEnergy.write(VECTOR[0][1])
    writables = (Eph, Scienta.centerEnergy)
else:
    #SWEPT
    Scienta.lowEnergy.write(VECTOR[0][1])
    Scienta.highEnergy.write(VECTOR[0][2])
    writables = (Eph, Scienta.lowEnergy, Scienta.highEnergy)

adjust_sensors()
set_adc_averaging()
set_preference(Preference.PLOT_TYPES, {'Scienta spectrum':1})
set_exec_pars(compression=True)

try:
    vscan(writables, SENSORS, VECTOR, True, LATENCY,False, before_read=before_readout, after_read = after_readout)
finally:
    if ENDSCAN:
        after_scan()