if lbf.imgzc == 1 :
bfield.extend( ir1.dt() )
bfield.insertlin_cnv( zc.zcbias, 1.0, -lbf.imgzc_time)
# Insert lattice lock
ir1.insertlin_cnv( lbf.irlockpow, lbf.irlockpowdt, -(lbf.irlockpowdt+lbf.irlocktof))
ir2.insertlin_cnv( lbf.irlockpow, lbf.irlockpowdt, -(lbf.irlockpowdt+lbf.irlocktof))
ir3.insertlin_cnv( lbf.irlockpow, lbf.irlockpowdt, -(lbf.irlockpowdt+lbf.irlocktof))
gr1.insertlin_cnv( lbf.grlockpow, lbf.grlockpowdt, -(lbf.grlockpowdt+lbf.grlocktof))
gr2.insertlin_cnv( lbf.grlockpow, lbf.grlockpowdt, -(lbf.grlockpowdt+lbf.grlocktof))
gr3.insertlin_cnv( lbf.grlockpow, lbf.grlockpowdt, -(lbf.grlockpowdt+lbf.grlocktof))
# Ramp down ODT
odtpow = odt.odt_wave('odtpow', cpowend, ir_ss)
odtpow.appendhold( imagetime + lbf.odtdelay )
if lbf.odtzero == 1:
odtpow.linear( 0.0, lbf.odtrampdt)
waveforms = [ir1,ir2,ir3,gr1,gr2,gr3,bfield, odtpow]
# RF sweep
if lbf.rf == 1:
rfmod = wfm.wave('rfmod', 0., ir_ss)
rfmod.appendhold( imagetime + lbf.rftime )
rfmod.linear( lbf.rfvoltf, lbf.rfpulsedt)
waveforms = [rfmod,ir1,ir2,ir3,gr1,gr2,gr3,bfield, odtpow]
endtime = s.analogwfm_add(ir_ss,waveforms)
print "...Lattice ramp time = " + str(endtime) + " ms"
def go_to_highfield(s):
#Keep ODT on
ODT = gen.bstr('ODT', report)
if ODT == True:
s.digichg('odtttl', 1)
s.wait(20.0)
ss = float(report['SEQ']['analogstepsize'])
# Cool and Compress MOT
# ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.cncRamps()
# Load UVMOT from CNCMOT
uvfppiezo, uvpow, motpow, repdet, trapdet, reppow, trappow, bfield, ENDUVMOT = uvred.uvcoolRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC)
# Set imaging values
camera = 'ANDOR'
motpow, repdet, trapdet, reppow, trappow, maxDT = cnc.imagingRamps_nobfield(
motpow, repdet, trapdet, reppow, trappow, camera)
# Switch bfield to FESHBACH
overlapdt = float(report['ODT']['overlapdt'])
rampdelay = float(report['FESHBACH']['rampdelay'])
rampbf = float(report['FESHBACH']['rampbf'])
bf = float(report['FESHBACH']['bf'])
feshbachdt = float(report['FESHBACH']['feshbachdt'])
switchondt = float(report['FESHBACH']['switchondt'])
switchdelay = float(report['FESHBACH']['switchdelay'])
bias = float(report['FESHBACH']['bias'])
biasrampdt = float(report['FESHBACH']['rampdt'])
bfield.chop(ENDUVMOT - overlapdt)
bfield.appendhold(rampdelay)
bfield.linear(bf, rampbf)
bfield.extend(ENDUVMOT + feshbachdt)
bfield.linear(0.0, 0.0)
ENDBFIELD = feshbachdt
bfield.appendhold(switchondt + switchdelay)
bfield.linear(bias, biasrampdt)
#---Ramp up ODT
odtpow0 = odt.odt_wave('odtpow', f('ODT', 'odtpow0'), ss)
odtpow0.extend(ENDUVMOT)
#Add waveforms to sequence
s.analogwfm_add(ss, [
motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow,
odtpow0
])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDUVMOT = ss * math.ceil(ENDUVMOT / ss)
#insert QUICK pulse for fast ramping of the field gradient
s.wait(-10.0)
quickval = 1 if gen.bstr('CNC', report) == True else 0
s.digichg('quick', quickval)
s.wait(10.0)
#insert UV pulse
uvtime = float(report['UVRED']['uvtime'])
s.wait(ENDCNC)
s.digichg('quick', 0)
s.wait(uvtime)
#Shut down the UVAOM's and open the shutter
s.wait(-50.0)
s.digichg('uvaom1', 0)
s.digichg('uvaom2', 0)
s.digichg('uvshutter', 1)
s.wait(50.0)
#Turn on UVAOM
s.digichg('uvaom1', 1)
s.wait(-uvtime - ENDCNC)
#Go to MOT release time and set QUICK back to low
s.wait(ENDUVMOT)
s.digichg('quick', 0)
#CAREFUL: State transfer should be programmed in uvred.py, as it is done un uvmot.py
s.digichg('uvaom1', 0)
#RELEASE FROM MOT
waitshutter = 5.0
s.wait(waitshutter)
s.digichg('uvshutter', 0)
#~ s.wait(20.0)
#~ s.digichg('uvaom1',0)
#~ s.digichg('uvaom2',0)
#~ s.wait(-20.0)
s.wait(-waitshutter)
s.digichg('motswitch', 0)
s.digichg('motshutter', 1)
s.digichg('field', 0)
#Insert ODT overlap with UVMOT and switch field to FESHBACH
overlapdt = float(report['ODT']['overlapdt'])
servodt = float(report['ODT']['servodt'])
s.wait(-overlapdt - servodt)
s.digichg('odt7595', 1)
s.wait(servodt)
s.digichg('odtttl', 1)
#feshbachdt = rampdelay + rampbf + holdbf
s.wait(overlapdt)
s.wait(feshbachdt)
s.digichg('feshbach', 1)
#s.wait(overlapdt - feshbachdt)
#s.wait( -feshbachdt)
#s.wait(offdelay)
#s.wait(2*switchdt)
#s.wait(quickdelay)
s.wait(switchondt)
do_quick = 1
s.digichg('field', 1)
s.digichg('hfquick', do_quick)
s.digichg('quick', do_quick)
#Can't leave quick ON for more than quickmax
quickmax = 100.
s.wait(quickmax)
s.digichg('hfquick', 0)
s.digichg('quick', 0)
s.wait(-quickmax)
s.wait(switchdelay + biasrampdt)
s.digichg('quick', 0)
s.wait(-biasrampdt)
#s.wait(-switchdelay-quickdelay-2*switchdt-offdelay)
s.wait(-switchdelay - switchondt - feshbachdt - ss)
#At this point the time sequence is at ENDUVMOT
#This is the time until the end of the bfield ramp
#toENDBFIELD = biasrampdt + switchdelay + quickdelay + 2*switchdt + offdelay
toENDBFIELD = biasrampdt + switchdelay + switchondt + feshbachdt
return s, toENDBFIELD
def go_to_highfield(s):
#---Keep ODT on
odton = gen.bstr('ODT',report)
if odton == True:
s.digichg('odtttl',1)
s.wait(20.0)
ss = SEQ.analogstepsize
#---Cool and Compress MOT
#---ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.cncRamps()
#---Load UVMOT from CNCMOT
uvpow2, uvpow, motpow, bfield, ENDUVMOT = uvmot.uvRamps(motpow, bfield, ENDCNC)
repdet.extend(ENDUVMOT)
trapdet.extend(ENDUVMOT)
reppow.extend(ENDUVMOT)
trappow.extend(ENDUVMOT)
#---Make sure everything has the same length before setting imaging values
#--- Set imaging values
camera = 'ANDOR'
motpow, repdet, trapdet, reppow, trappow, maxDT = cnc.imagingRamps_nobfield(motpow, repdet, trapdet, reppow, trappow, camera)
#---Switch bfield to FESHBACH
bfield.appendhold(FB.rampdelay)
bfield.linear( FB.bf, FB.rampbf)
bfield.appendhold( FB.feshbachdt)
bfield.linear(0.0, 0.0)
bfield.appendhold( FB.switchondt + FB.switchdelay + UV.extradt)
bfield.linear(FB.bias,FB.rampdt)
#---Set the starting voltage for the ODT
odtpow0 = odt.odt_wave('odtpow', ODT.odtpow0, ss)
odtpow0.extend(ENDUVMOT)
#---Change shunt value from motV to hfV before going to highfield
shunt = wfm.wave('gradientfield', SHUNT.motV, ss, volt = SHUNT.motV)
shunt.extend(ENDUVMOT + FB.rampdelay + FB.rampbf + FB.feshbachdt + UV.extradt)
#shunt.linear(SHUNT.hfV, 0.0,volt =SHUNT.hfV)
shunt.linear(SHUNT.hfV, 0.0,volt =0.0)
wfms = [ motpow, repdet, trapdet, bfield, reppow, trappow, uvpow, uvpow2,odtpow0, shunt]
#---Add waveforms to sequence
s.analogwfm_add(ss,wfms)
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDUVMOT = ss*math.ceil(ENDUVMOT/ss)
#---Insert QUICK pulse for fast ramping of the field gradient during CNC
s.wait(-10.0)
quickval = 1 if gen.bstr('CNC',report) == True else 0
s.digichg('quick',quickval)
s.wait(10.0)
s.wait(ENDCNC)
s.digichg('quick',0)
#---Go back in time, shut down the UVAOM's and open the shutter
#---UVAOM's were on to keep them warm
s.wait(-50.0)
s.digichg('uvaom1',0)
s.digichg('uvaom2',0)
s.digichg('uvshutter',1)
s.wait(50.0)
#---Insert ODT overlap
s.wait(-ODT.overlapdt-ODT.servodt)
s.digichg('odt7595',1)
s.wait(ODT.servodt)
s.digichg('odtttl',1)
s.wait(ODT.overlapdt)
#---Turn OFF red light
s.wait(UV.delay_red)
s.digichg('motswitch',0)
s.digichg('motshutter',1)
s.wait(-UV.delay_red)
#---Turn ON UVAOM's
s.wait(UV.delay_uv)
s.digichg('uvaom1',1)
s.digichg('uvaom2',1)
s.wait(-UV.delay_uv)
#---Go to MOT release time
s.wait(-ENDCNC)
s.wait(ENDUVMOT)
#---Go to end of field rampdown and set QUICK back to low
s.wait(FB.rampdelay+FB.rampbf)
s.digichg('quick',0)
#---Wait in the UVMOT and then do optical pumping
s.wait(UV.extradt)
s.wait(-UV.pumptime)
s.digichg('uvaom2',0)
s.wait(UV.pumptime)
#---Turn OFF UVAOM
s.digichg('uvaom1',0)
#---Close UV shutter
waitshutter=5.0
s.wait(waitshutter)
s.digichg('uvshutter',0)
s.wait(-waitshutter)
#---Turn OFF MOT magnetic field and switch it to FESHBACH
s.digichg('field',0)
s.wait( FB.feshbachdt )
s.digichg('feshbach',1)
s.wait(FB.switchondt)
do_quick=1
s.digichg('field',1)
s.digichg('hfquick',do_quick)
s.digichg('quick',do_quick)
#Can't leave quick ON for more than quickmax
quickmax=100.
s.wait(quickmax)
s.digichg('hfquick',0)
s.digichg('quick',0)
s.wait(-quickmax)
#
s.wait(FB.switchdelay+FB.rampdt)
s.digichg('quick',0)
s.wait(-FB.rampdt)
s.wait(-FB.switchdelay - FB.switchondt - FB.feshbachdt - ss)
#---At this point the time sequence is at ENDUVMOT
#---Leave the sequence at the end of the UVMOT, but provide the amount
#---of time that it needs to wait to go to ENDBFIELD
toENDBFIELD = FB.rampdt + FB.switchdelay + FB.switchondt + FB.feshbachdt
return s, toENDBFIELD
if lbf.imgzc == 1 :
bfield.extend( ir1.dt() )
bfield.insertlin_cnv( zc.zcbias, 1.0, -lbf.imgzc_time)
# Insert lattice lock
ir1.insertlin_cnv( lbf.irlockpow, lbf.irlockpowdt, -(lbf.irlockpowdt+lbf.irlocktof))
ir2.insertlin_cnv( lbf.irlockpow, lbf.irlockpowdt, -(lbf.irlockpowdt+lbf.irlocktof))
ir3.insertlin_cnv( lbf.irlockpow, lbf.irlockpowdt, -(lbf.irlockpowdt+lbf.irlocktof))
gr1.insertlin_cnv( lbf.grlockpow, lbf.grlockpowdt, -(lbf.grlockpowdt+lbf.grlocktof))
gr2.insertlin_cnv( lbf.grlockpow, lbf.grlockpowdt, -(lbf.grlockpowdt+lbf.grlocktof))
gr3.insertlin_cnv( lbf.grlockpow, lbf.grlockpowdt, -(lbf.grlockpowdt+lbf.grlocktof))
# Ramp down ODT
odtpow = odt.odt_wave('odtpow', cpowend, ir_ss)
odtpow.appendhold( imagetime + lbf.odtdelay )
if lbf.odtzero == 1:
odtpow.linear( 0.0, lbf.odtrampdt)
waveforms = [ir1,ir2,ir3,gr1,gr2,gr3,bfield, odtpow]
# RF sweep
if lbf.rf == 1:
rfmod = wfm.wave('rfmod', 0., ir_ss)
rfmod.appendhold( imagetime + lbf.rftime )
rfmod.linear( lbf.rfvoltf, lbf.rfpulsedt)
waveforms = [rfmod,ir1,ir2,ir3,gr1,gr2,gr3,bfield, odtpow]
endtime = s.analogwfm_add(ir_ss,waveforms)
print "...Lattice ramp time = " + str(endtime) + " ms"
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['BASLER']['tof'])
preexp = float(report['BASLER']['preexp'])
texp = float(report['BASLER']['exp'])
postexp = float(report['BASLER']['postexp'])
#SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
if UVSEC.odt == 1:
s.digichg('odtttl', 1)
odtss = 0.1
from odt import odt_wave, ipg_wave
odtpow = odt_wave('odtpow', None, odtss, volt=10.0)
ipganalog = ipg_wave('ipganalog', 10., odtss)
odtpow.appendhold(5.0)
ipganalog.appendhold(10.0)
s.analogwfm_add(odtss, [odtpow, ipganalog])
s.wait(20.0)
s, duration = uvmot.run(s, 'BASLER')
#RELEASE FROM MOT
s.digichg('motswitch', 0)
s.digichg('uvshutter', 0)
s.digichg('field', 0)
s.wait(tof)
def go_to_highfield(s):
#---Keep ODT on
ODT = gen.bstr('ODT',report)
if ODT == True:
s.digichg('odtttl',1)
s.wait(20.0)
ss = float(report['SEQ']['analogstepsize'])
#---Cool and Compress MOT
#---ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.cncRamps()
#---Load UVMOT from CNCMOT
uvfppiezo, uvpow2, uvpow, motpow, bfield, ENDUVMOT = uvmot.uvRamps(motpow, bfield, ENDCNC)
repdet.extend(ENDUVMOT)
trapdet.extend(ENDUVMOT)
reppow.extend(ENDUVMOT)
trappow.extend(ENDUVMOT)
#---Make sure everything has the same length before setting imaging values
#print motpow.dt(), repdet.dt(), trapdet.dt(), bfield.dt(), reppow.dt(), trappow.dt(), uvfppiezo.dt()
#print motpow.N(), repdet.N(), trapdet.N(), bfield.N(), reppow.N(), trappow.N(), uvfppiezo.N()
#--- Set imaging values
camera = 'ANDOR'
motpow, repdet, trapdet, reppow, trappow, maxDT = cnc.imagingRamps_nobfield(motpow, repdet, trapdet, reppow, trappow, camera)
#---Switch bfield to FESHBACH
overlapdt = float(report['ODT']['overlapdt'])
rampdelay = float(report['FESHBACH']['rampdelay'])
rampbf = float(report['FESHBACH']['rampbf'])
bf = float(report['FESHBACH']['bf'])
feshbachdt = float(report['FESHBACH']['feshbachdt'])
switchondt = float(report['FESHBACH']['switchondt'])
switchdelay = float(report['FESHBACH']['switchdelay'])
bias = float(report['FESHBACH']['bias'])
biasrampdt = float(report['FESHBACH']['rampdt'])
bfield.chop(ENDUVMOT-overlapdt,1)
bfield.appendhold(rampdelay)
bfield.linear( bf, rampbf)
bfield.extend(ENDUVMOT+feshbachdt)
bfield.linear(0.0, 0.0)
ENDBFIELD = feshbachdt
bfield.appendhold( switchondt + switchdelay)
bfield.linear(bias,biasrampdt)
#---Ramp up ODT
odtpow0 = odt.odt_wave('odtpow', f('ODT','odtpow0'), ss)
odtpow0.extend(ENDUVMOT)
#---Add waveforms to sequence
s.analogwfm_add(ss,[ motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow, uvpow2,odtpow0])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDUVMOT = ss*math.ceil(ENDUVMOT/ss)
#---Insert QUICK pulse for fast ramping of the field gradient during CNC
s.wait(-10.0)
quickval = 1 if gen.bstr('CNC',report) == True else 0
s.digichg('quick',quickval)
s.wait(10.0)
s.wait(ENDCNC)
s.digichg('quick',0)
#---Go back in time, shut down the UVAOM's and open the shutter
s.wait(-50.0)
s.digichg('uvaom1',0)
s.digichg('uvaom2',0)
s.digichg('uvshutter',1)
s.wait(50.0)
#---Turn OFF red light
delay_red = float(report['UV']['delay_red'])
s.wait(delay_red)
s.digichg('motswitch',0)
s.digichg('motshutter',1)
s.wait(-delay_red)
#---Turn ON UVAOM's
delay_uv = float(report['UV']['delay_uv'])
s.wait(delay_uv)
s.digichg('uvaom1',1)
s.digichg('uvaom2',1)
s.wait(-delay_uv)
s.wait(-ENDCNC)
#---Go to MOT release time and set QUICK back to low
s.wait(ENDUVMOT)
s.digichg('quick',0)
#---Turn OFF UVAOM2 for optical pumping
pumptime = float(report['UV']['pumptime'])
s.wait(-pumptime)
s.digichg('uvaom2',0)
s.wait(pumptime)
#---Turn OFF UVAOM
s.digichg('uvaom1',0)
#---Close UV shutter
waitshutter=5.0
s.wait(waitshutter)
s.digichg('uvshutter',0)
s.wait(-waitshutter)
#---Turn OFF MOT magnetic field
s.digichg('field',0)
#---Insert ODT overlap with UVMOT and switch field to FESHBACH
overlapdt = float(report['ODT']['overlapdt'])
servodt = float(report['ODT']['servodt'])
#
s.wait(-overlapdt-servodt)
s.digichg('odt7595',1)
s.wait(servodt)
s.digichg('odtttl',1)
s.wait(overlapdt)
s.wait( feshbachdt )
s.digichg('feshbach',1)
s.wait(switchondt)
do_quick=1
s.digichg('field',1)
s.digichg('hfquick',do_quick)
s.digichg('quick',do_quick)
#Can't leave quick ON for more than quickmax
quickmax=100.
s.wait(quickmax)
s.digichg('hfquick',0)
s.digichg('quick',0)
s.wait(-quickmax)
#
s.wait(switchdelay+biasrampdt)
s.digichg('quick',0)
s.wait(-biasrampdt)
s.wait(-switchdelay - switchondt - feshbachdt - ss)
#---At this point the time sequence is at ENDUVMOT
#This is the time until the end of the bfield ramp
toENDBFIELD = biasrampdt + switchdelay + switchondt + feshbachdt
return s, toENDBFIELD
def go_to_highfield(s):
#---Keep ODT on
odton = gen.bstr('ODT',report)
if odton == True:
s.digichg('odtttl',1)
s.wait(20.0)
ss = SEQ.analogstepsize
#---Cool and Compress MOT
#---ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.cncRamps()
#---Load UVMOT from CNCMOT
uvpow2, uvpow, motpow, bfield, ENDUVMOT = uvmot.uvRamps(motpow, bfield, ENDCNC)
repdet.extend(ENDUVMOT)
trapdet.extend(ENDUVMOT)
reppow.extend(ENDUVMOT)
trappow.extend(ENDUVMOT)
#---Make sure everything has the same length before setting imaging values
#--- Set imaging values
camera = 'ANDOR'
motpow, repdet, trapdet, reppow, trappow, maxDT = cnc.imagingRamps_nobfield(motpow, repdet, trapdet, reppow, trappow, camera)
#---Switch bfield to FESHBACH
bfield.appendhold(FB.rampdelay)
bfield.linear( FB.bf, FB.rampbf)
bfield.appendhold( FB.feshbachdt)
bfield.linear(0.0, 0.0)
bfield.appendhold( FB.switchondt + FB.switchdelay + UV.extradt)
bfield.linear(FB.bias,FB.rampdt)
#---Set the starting voltage for the ODT
odtpow0 = odt.odt_wave('odtpow', ODT.odtpow0, ss)
odtpow0.extend(ENDUVMOT)
#---Change shunt value from motV to hfV before going to highfield
shunt = wfm.wave('gradientfield', SHUNT.motV, ss, volt = SHUNT.motV)
shunt.extend(ENDUVMOT + FB.rampdelay + FB.rampbf + FB.feshbachdt + UV.extradt)
#shunt.linear(SHUNT.hfV, 0.0,volt =SHUNT.hfV)
shunt.linear(SHUNT.hfV, 0.0,volt =0.0)
wfms = [ motpow, repdet, trapdet, bfield, reppow, trappow, uvpow, uvpow2,odtpow0, shunt]
#---Add waveforms to sequence
s.analogwfm_add(ss,wfms)
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDUVMOT = ss*math.ceil(ENDUVMOT/ss)
#---Insert QUICK pulse for fast ramping of the field gradient during CNC
s.wait(-10.0)
quickval = 1 if gen.bstr('CNC',report) == True else 0
s.digichg('quick',quickval)
s.wait(10.0)
s.wait(ENDCNC)
s.digichg('quick',0)
#---Go back in time, shut down the UVAOM's
#---UVAOM's were on to keep them warm
s.wait(UV.clearaoms)
s.digichg('uvaom1',0)
s.digichg('uvaom2',0)
s.wait(-UV.clearaoms)
#---Insert ODT overlap
s.wait(-ODT.overlapdt-ODT.servodt)
s.digichg('odt7595',1)
s.wait(ODT.servodt)
s.digichg('odtttl',1)
s.wait(ODT.overlapdt)
#---Turn OFF red light
s.wait(UV.delay_red)
s.digichg('motswitch',0)
s.digichg('motshutter',1)
s.wait(-UV.delay_red)
#---Turn ON UVAOM's
s.wait(UV.delay_uv)
#---make sure to open the shutter:
s.wait(UV.openshutter)
s.digichg('uvshutter',1)
s.wait(-UV.openshutter)
s.digichg('uvaom1',1)
s.digichg('uvaom2',1)
s.wait(-UV.delay_uv)
#---Go to MOT release time
s.wait(-ENDCNC)
s.wait(ENDUVMOT)
#---Go to end of field rampdown and set QUICK back to low
s.wait(FB.rampdelay+FB.rampbf)
s.digichg('quick',0)
#---Wait in the UVMOT and then do optical pumping
s.wait(UV.extradt)
s.wait(-UV.pumptime)
s.digichg('uvaom2',0)
s.wait(UV.pumptime)
#---Turn OFF UVAOM
s.digichg('uvaom1',0)
#---Close UV shutter
waitshutter=UV.closeshutter
s.wait(waitshutter)
s.digichg('uvshutter',0)
s.wait(-waitshutter)
#---Turn OFF MOT magnetic field and switch it to FESHBACH
s.digichg('field',0)
s.wait( FB.feshbachdt )
s.digichg('feshbach',1)
s.wait(FB.switchondt)
do_quick=1
s.digichg('field',1)
s.digichg('hfquick',do_quick)
s.digichg('quick',do_quick)
#Can't leave quick ON for more than quickmax
quickmax=100.
s.wait(quickmax)
s.digichg('hfquick',0)
s.digichg('quick',0)
s.wait(-quickmax)
#
s.wait(FB.switchdelay+FB.rampdt)
s.digichg('quick',0)
s.wait(-FB.rampdt)
s.wait(-FB.switchdelay - FB.switchondt - FB.feshbachdt - ss)
#---At this point the time sequence is at ENDUVMOT
#---Leave the sequence at the end of the UVMOT, but provide the amount
#---of time that it needs to wait to go to ENDBFIELD
toENDBFIELD = FB.rampdt + FB.switchdelay + FB.switchondt + FB.feshbachdt
return s, toENDBFIELD
def go_to_highfield(s):
#Keep ODT on
ODT = gen.bstr('ODT',report)
if ODT == True:
s.digichg('odtttl',1)
s.wait(20.0)
ss = float(report['SEQ']['analogstepsize'])
# Cool and Compress MOT
# ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.cncRamps()
# Load UVMOT from CNCMOT
uvfppiezo, uvpow, motpow, repdet, trapdet, reppow, trappow, bfield, ENDUVMOT = uvred.uvcoolRamps(motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC)
# Set imaging values
camera = 'ANDOR'
motpow, repdet, trapdet, reppow, trappow, maxDT = cnc.imagingRamps_nobfield(motpow, repdet, trapdet, reppow, trappow, camera)
# Switch bfield to FESHBACH
overlapdt = float(report['ODT']['overlapdt'])
rampdelay = float(report['FESHBACH']['rampdelay'])
rampbf = float(report['FESHBACH']['rampbf'])
bf = float(report['FESHBACH']['bf'])
feshbachdt = float(report['FESHBACH']['feshbachdt'])
switchondt = float(report['FESHBACH']['switchondt'])
switchdelay = float(report['FESHBACH']['switchdelay'])
bias = float(report['FESHBACH']['bias'])
biasrampdt = float(report['FESHBACH']['rampdt'])
bfield.chop(ENDUVMOT-overlapdt)
bfield.appendhold(rampdelay)
bfield.linear( bf, rampbf)
bfield.extend(ENDUVMOT+feshbachdt)
bfield.linear(0.0, 0.0)
ENDBFIELD = feshbachdt
bfield.appendhold( switchondt + switchdelay)
bfield.linear(bias,biasrampdt)
#---Ramp up ODT
odtpow0 = odt.odt_wave('odtpow', f('ODT','odtpow0'), ss)
odtpow0.extend(ENDUVMOT)
#Add waveforms to sequence
s.analogwfm_add(ss,[ motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow, odtpow0])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDUVMOT = ss*math.ceil(ENDUVMOT/ss)
#insert QUICK pulse for fast ramping of the field gradient
s.wait(-10.0)
quickval = 1 if gen.bstr('CNC',report) == True else 0
s.digichg('quick',quickval)
s.wait(10.0)
#insert UV pulse
uvtime = float(report['UVRED']['uvtime'])
s.wait(ENDCNC)
s.digichg('quick',0)
s.wait(uvtime)
#Shut down the UVAOM's and open the shutter
s.wait(-50.0)
s.digichg('uvaom1',0)
s.digichg('uvaom2',0)
s.digichg('uvshutter',1)
s.wait(50.0)
#Turn on UVAOM
s.digichg('uvaom1',1)
s.wait(-uvtime - ENDCNC)
#Go to MOT release time and set QUICK back to low
s.wait(ENDUVMOT)
s.digichg('quick',0)
#CAREFUL: State transfer should be programmed in uvred.py, as it is done un uvmot.py
s.digichg('uvaom1',0)
#RELEASE FROM MOT
waitshutter=5.0
s.wait(waitshutter)
s.digichg('uvshutter',0)
#~ s.wait(20.0)
#~ s.digichg('uvaom1',0)
#~ s.digichg('uvaom2',0)
#~ s.wait(-20.0)
s.wait(-waitshutter)
s.digichg('motswitch',0)
s.digichg('motshutter',1)
s.digichg('field',0)
#Insert ODT overlap with UVMOT and switch field to FESHBACH
overlapdt = float(report['ODT']['overlapdt'])
servodt = float(report['ODT']['servodt'])
s.wait(-overlapdt-servodt)
s.digichg('odt7595',1)
s.wait(servodt)
s.digichg('odtttl',1)
#feshbachdt = rampdelay + rampbf + holdbf
s.wait(overlapdt)
s.wait( feshbachdt )
s.digichg('feshbach',1)
#s.wait(overlapdt - feshbachdt)
#s.wait( -feshbachdt)
#s.wait(offdelay)
#s.wait(2*switchdt)
#s.wait(quickdelay)
s.wait(switchondt)
do_quick=1
s.digichg('field',1)
s.digichg('hfquick',do_quick)
s.digichg('quick',do_quick)
#Can't leave quick ON for more than quickmax
quickmax=100.
s.wait(quickmax)
s.digichg('hfquick',0)
s.digichg('quick',0)
s.wait(-quickmax)
s.wait(switchdelay+biasrampdt)
s.digichg('quick',0)
s.wait(-biasrampdt)
#s.wait(-switchdelay-quickdelay-2*switchdt-offdelay)
s.wait(-switchdelay - switchondt - feshbachdt - ss)
#At this point the time sequence is at ENDUVMOT
#This is the time until the end of the bfield ramp
#toENDBFIELD = biasrampdt + switchdelay + quickdelay + 2*switchdt + offdelay
toENDBFIELD = biasrampdt + switchdelay + switchondt + feshbachdt
return s, toENDBFIELD
def dimple_to_lattice(s,cpowend):
print "----- LATTICE LOADING RAMPS -----"
dt = DL.dt
tau = DL.tau
shift = DL.shift
N0 = 0
N = int(math.floor( dt/ DL.ss))
x = numpy.arange(dt/N, dt, dt/N)
tau = tau*dt
shift = dt/2. + shift*dt/2.
# Define how we want to ramp up the lattice depth
v0_ramp, xy_v0, v0set = interpolate_ramp( DL.latticeV0)
v0 = v0_ramp(x)
#v0 = 0. + DL.latticeV0 * ( (1+numpy.tanh((x-shift)/tau)) - (1+numpy.tanh((-shift)/tau)) )\
# / ( (1+numpy.tanh((dt-shift)/tau)) - (1+numpy.tanh((-shift)/tau)) )
NH = int(math.floor( DL.dthold/ DL.ss))
v0 = numpy.concatenate(( numpy.zeros(N0), v0, numpy.array(NH*[v0[-1]]) ))
x_v0 = numpy.arange( v0.size )
x_v0 = x_v0*DL.ss
# Number of samples to keep
NS = int(math.floor( DL.image / DL.ss))
if NS > v0.size:
x_v0 = numpy.append(x_v0, (NS-v0.size)*[x_v0[-1]])
v0 = numpy.append(v0, (NS-v0.size)*[v0[-1]])
else:
x_v0 = x_v0[:NS]
v0 = v0[:NS]
###########################################
#### AXIS DEFINITIONS FOR PLOTS ###
###########################################
fig = plt.figure( figsize=(4.5*1.05,8.*1.1))
ax0 = fig.add_axes( [0.18,0.76,0.76,0.20])
ax2 = fig.add_axes( [0.18,0.645,0.76,0.11])
ax3 = fig.add_axes( [0.18,0.53,0.76,0.11])
ax1 = fig.add_axes( [0.18,0.415,0.76,0.11])
ax5 = fig.add_axes( [0.18,0.30,0.76,0.11])
ax4 = fig.add_axes( [0.18,0.185,0.76,0.11])
ax6 = fig.add_axes( [0.18,0.07,0.76,0.11])
lw=1.5
labelx=-0.12
legsz =8.
xymew=0.5
xyms=9
ax0.plot( x_v0, v0, 'b', lw=2.5, label='Lattice depth')
ax0.plot(xy_v0[:,0],xy_v0[:,1], 'x', color='blue', ms=5.)
ax0.plot(v0set[:,0],v0set[:,1], '.', mew=xymew, ms=xyms, color='blue')
###########################################
#### USER DEFINED RAMPS: IR, GR, and U ###
###########################################
# Define how we want to ramp up the IR power
ir_ramp, xy_ir, ir = interpolate_ramp( DL.irpow, yoffset=DIMPLE.ir1pow)
dt_ir = numpy.amax( ir[:,0]) - numpy.amin( ir[:,0])
N_ir = int(math.floor( dt_ir / DL.ss ))
x_ir = numpy.arange( dt_ir/N_ir, dt_ir, dt_ir/N_ir)
#y_ir = ir_spline(x_ir)
y_ir = ir_ramp(x_ir)
if v0.size > y_ir.size:
y_ir = numpy.append(y_ir, (v0.size-y_ir.size)*[y_ir[-1]])
elif v0.size < y_ir.size:
y_ir = y_ir[0:v0.size]
if v0.size != y_ir.size:
msg = "IRPOW ERROR: number of samples in IR ramp and V0 ramp does not match!"
errormsg.box('LATTICE LOADING ERROR',msg)
exit(1)
if (v0 > y_ir).any():
msg = "IRPOW ERROR: not enough power to get desired lattice depth"
print msg
bad = numpy.where( v0 > y_ir)
msg = msg + "\nFirst bad sample = %d out of %d" % (bad[0][0], v0.size)
msg = msg + "\n v0 = %f " % v0[ bad[0][0] ]
msg = msg + "\n ir = %f " % y_ir[ bad[0][0] ]
print v0[bad[0][0]]
print y_ir[bad[0][0]]
errormsg.box('LATTICE LOADING ERROR',msg)
exit(1)
ax0.plot(xy_ir[:,0],xy_ir[:,1], 'x', color='darkorange', ms=5.)
ax0.plot(ir[:,0],ir[:,1], '.', mew=xymew, ms=xyms, color='darkorange')
ax0.plot(x_v0, y_ir, lw=lw, color='darkorange',label='irpow')
# Define how we want to ramp up the GR power
gr_ramp, xy_gr, gr = interpolate_ramp( DL.grpow, yoffset=DIMPLE.gr1pow)
dt_gr = numpy.amax( gr[:,0]) - numpy.amin( gr[:,0])
N_gr = int(math.floor( dt_gr / DL.ss ))
x_gr = numpy.arange( dt_gr/N_gr, dt_gr, dt_gr/N_gr)
y_gr = gr_ramp(x_gr)
if v0.size > y_gr.size:
y_gr = numpy.append(y_gr, (v0.size-y_gr.size)*[y_gr[-1]])
elif v0.size < y_gr.size:
y_gr = y_gr[0:v0.size]
if v0.size != y_gr.size:
msg = "GRPOW ERROR: number of samples in GR ramp and V0 ramp does not match!"
errormsg.box('LATTICE LOADING ERROR',msg)
exit(1)
ax0.plot(xy_gr[:,0],xy_gr[:,1], 'x', color='green', ms=5.)
ax0.plot(gr[:,0],gr[:,1],'.', mew=xymew, ms=xyms, color='green')#, label='grpow dat')
ax0.plot(x_v0, y_gr, lw=lw, color='green', label='grpow')
ax0.set_xlim(left=-10., right= ax0.get_xlim()[1]*1.1)
plt.setp( ax0.get_xticklabels(), visible=False)
ylim = ax0.get_ylim()
extra = (ylim[1]-ylim[0])*0.1
ax0.set_ylim( ylim[0]-extra, ylim[1]+extra )
ax0.grid(True)
ax0.set_ylabel('$E_{r}$',size=16, labelpad=0)
ax0.yaxis.set_label_coords(labelx, 0.5)
ax0.set_title('Lattice Loading')
ax0.legend(loc='best',numpoints=1,prop={'size':legsz*0.8})
# Define how we want to ramp up the scattering length (control our losses)
a_s_ramp, xy_a_s, a_s = interpolate_ramp( DL.a_s)
dt_a_s = numpy.amax( a_s[:,0]) - numpy.amin( a_s[:,0])
N_a_s = int(math.floor( dt_a_s / DL.ss ))
x_a_s = numpy.arange( dt_a_s/N_a_s, dt_a_s, dt_a_s/N_a_s)
y_a_s = a_s_ramp(x_a_s)
if v0.size > y_a_s.size:
y_a_s = numpy.append(y_a_s, (v0.size-y_a_s.size)*[y_a_s[-1]])
elif v0.size < y_a_s.size:
y_a_s = y_a_s[0:v0.size]
if v0.size != y_a_s.size:
msg = "a_s ERROR: number of samples in a_s ramp and V0 ramp does not match!"
errormsg.box('LATTICE LOADING ERROR',msg)
exit(1)
ax1.plot(xy_a_s[:,0],xy_a_s[:,1]/100., 'x', color='#C10087', ms=5.)
ax1.plot(a_s[:,0],a_s[:,1]/100., '.', mew=xymew, ms=xyms, color='#C10087')
ax1.plot(x_v0, y_a_s/100., lw=lw, color='#C10087', label=r'$a_s\mathrm{(100 a_{0})}$')
ax1.set_ylabel(r'$a_s\mathrm{(100 a_{0})}$',size=16, labelpad=0)
ax1.yaxis.set_label_coords(labelx, 0.5)
ax1.set_xlim( ax0.get_xlim())
ylim = ax1.get_ylim()
extra = (ylim[1]-ylim[0])*0.1
ax1.set_ylim( ylim[0]-extra, ylim[1]+extra )
plt.setp( ax1.get_xticklabels(), visible=False)
ax1.grid(True)
ax1.legend(loc='best',numpoints=1,prop={'size':legsz})
#######################################################################
#### CALCULATED RAMPS: ALPHA, TUNNELING, SCATTERING LENGTH, BFIELD ###
#######################################################################
alpha = (v0/y_ir)**2.
alpha_advance = 100.
N_adv = int(math.floor( alpha_advance / DL.ss))
alpha_desired = numpy.copy(alpha)
if N_adv < v0.size:
alpha = alpha[N_adv:]
alpha = numpy.append(alpha, (v0.size-alpha.size)*[alpha[-1]])
else:
alpha = numpy.array( v0.size*[alpha[-1]] )
ax2.plot( x_v0, alpha, lw=lw, color='saddlebrown', label='alpha adv')
ax2.plot( x_v0, alpha_desired,':', lw=lw, color='saddlebrown', label='alpha')
ax2.set_xlim( ax0.get_xlim())
ax2.set_ylim(-0.05,1.05)
plt.setp( ax2.get_xticklabels(), visible=False)
ax2.grid()
ax2.set_ylabel('$\\alpha$',size=16, labelpad=0)
ax2.yaxis.set_label_coords(labelx, 0.5)
ax2.legend(loc='best',numpoints=1,prop={'size':legsz})
tunneling_Er = physics.inv('t_to_V0', v0)
tunneling_kHz = tunneling_Er * 29.2
ax3.plot( x_v0, tunneling_kHz, lw=lw, color='red', label='$t$ (kHz)')
ax3.set_xlim( ax0.get_xlim())
ylim = ax3.get_ylim()
extra = (ylim[1]-ylim[0])*0.1
ax3.set_ylim( ylim[0]-extra, ylim[1]+extra )
plt.setp( ax3.get_xticklabels(), visible=False)
ax3.grid(True)
ax3.set_ylabel(r'$t\,\mathrm{(kHz)}$',size=16, labelpad=0)
ax3.yaxis.set_label_coords(labelx, 0.5)
ax3.legend(loc='best',numpoints=1,prop={'size':legsz})
wannierF = physics.inv('wF_to_V0', v0)
bohrRadius = 5.29e-11 #meters
lattice_spacing = 1.064e-6 / 2. #meters
bfieldG = physics.cnv('as_to_B', y_a_s)
U_over_t = y_a_s * bohrRadius / lattice_spacing * wannierF / tunneling_Er
ax4.plot( x_v0, U_over_t, lw=lw, color='k', label=r'$U/t$')
ax4.set_xlim( ax0.get_xlim())
ylim = ax4.get_ylim()
extra = (ylim[1]-ylim[0])*0.1
ax4.set_ylim( ylim[0]-extra, ylim[1]+extra )
plt.setp( ax4.get_xticklabels(), visible=False)
ax4.grid(True)
ax4.set_ylabel(r'$U/t$',size=16, labelpad=0)
ax4.yaxis.set_label_coords(labelx, 0.5)
ax4.legend(loc='best',numpoints=1,prop={'size':legsz})
ax5.plot( x_v0, bfieldG, lw=lw, color='purple', label='$B$ (G)')
ax5.set_xlim( ax0.get_xlim())
ylim = ax5.get_ylim()
extra = (ylim[1]-ylim[0])*0.1
ax5.set_ylim( ylim[0]-extra, ylim[1]+extra )
ax5.grid(True)
plt.setp( ax5.get_xticklabels(), visible=False)
ax5.set_ylabel(r'$B\,\mathrm{(G)}$',size=16, labelpad=0)
ax5.yaxis.set_label_coords(labelx, 0.5)
ax5.legend(loc='best',numpoints=1,prop={'size':legsz})
ax6.plot( x_v0, (tunneling_Er / U_over_t), lw=lw, color='#25D500', label=r'$t^{2}/U\,(E_{r)}$')
#ax6.set_yscale('log')
ax6.set_xlim( ax0.get_xlim())
ylim = ax6.get_ylim()
extra = (ylim[1]-ylim[0])*0.1
ax6.set_ylim( ylim[0]*0.5, ylim[1] )
ax6.grid(True)
ax6.set_ylabel(r'$t^{2}/U\,(E_{r)}$',size=16, labelpad=0)
ax6.yaxis.set_label_coords(labelx, 0.5)
ax6.legend(loc='best',numpoints=1,prop={'size':legsz})
ax6.set_xlabel('time (ms)')
figfile = seqconf.seqtxtout().split('.')[0]+'_latticeRamp.png'
plt.savefig(figfile , dpi=120 )
#Save all ramps to a txt file for later plotting.
datfile = seqconf.seqtxtout().split('.')[0]+'_latticeRamp.dat'
allRamps = numpy.transpose(numpy.vstack((x_v0, v0, y_ir, y_gr, y_a_s, alpha, alpha_desired, \
tunneling_kHz, U_over_t, bfieldG)))
header = '# Column index'
header = header + '\n#\t0\t' + 'time(ms)'
header = header + '\n#\t1\t' + 'Lattice Depth (Er)'
header = header + '\n#\t2\t' + 'Ir power (Er)'
header = header + '\n#\t3\t' + 'GR power (Er)'
header = header + '\n#\t4\t' + 'a_s (a0)'
header = header + '\n#\t5\t' + 'alpha - advance'
header = header + '\n#\t6\t' + 'alpha - desired'
header = header + '\n#\t7\t' + 'tunneling (kHz)'
header = header + '\n#\t8\t' + 'U/t'
header = header + '\n#\t9\t' + 'bfield (Gauss)'
header = header + '\n'
#numpy.savetxt( datfile, allRamps)
with open(datfile, 'w') as f:
X = numpy.asarray( allRamps )
f.write(bytes(header))
format = '%.6e'
ncol = X.shape[1]
format = [format ,] *ncol
format = ' '.join(format)
newline = '\n'
for row in X:
f.write(numpy.compat.asbytes(format % tuple(row) + newline))
shutil.copyfile( figfile, seqconf.savedir() + 'expseq' + seqconf.runnumber() + '_latticeRamp.png')
#plt.savefig( seqconf.savedir() + 'expseq' + seqconf.runnumber() + '_latticeRamp.png', dpi=120)
#################################
#### APPEND RAMPS TO SEQUENCE ###
#################################
wfms=[]
for ch in ['ir1pow','ir2pow','ir3pow']:
n = filter( str.isdigit, ch)[0]
w = wfm.wave(ch, 0.0, DL.ss) #Start value will be overrriden
w.y = physics.cnv( ch, y_ir )
wfms.append(w)
for ch in ['greenpow1','greenpow2','greenpow3']:
n = filter( str.isdigit, ch)[0]
w = wfm.wave(ch, 0.0, DL.ss) #Start value will be overrriden
w.y = physics.cnv( ch, y_gr )
wfms.append(w)
for ch in ['lcr1','lcr2','lcr3']:
n = filter( str.isdigit, ch)[0]
w = wfm.wave(ch, 0.0, DL.ss) #Start value will be overrriden
w.y = physics.cnv( ch, alpha )
wfms.append(w)
bfieldA = bfieldG/6.8
##ADD field
bfield = wfm.wave('bfield', 0.0, DL.ss)
bfield.y = physics.cnv( 'bfield', bfieldA)
wfms.append(bfield)
##ADD gradient field
gradient = gradient_wave('gradientfield', 0.0, DL.ss,volt = 0.0)
gradient.follow(bfield)
wfms.append(gradient)
buffer = 20.
s.wait(buffer)
odtpow = odt.odt_wave('odtpow', cpowend, DL.ss)
if DIMPLE.odt_t0 > buffer :
odtpow.appendhold( DIMPLE.odt_t0 - buffer)
if DIMPLE.odt_pow < 0.:
odtpow.appendhold( DIMPLE.odt_dt)
else:
odtpow.tanhRise( DIMPLE.odt_pow, DIMPLE.odt_dt, DIMPLE.odt_tau, DIMPLE.odt_shift)
if numpy.absolute(DIMPLE.odt_pow) < 0.0001:
s.wait( odtpow.dt() )
s.digichg('odtttl',0)
s.wait(-odtpow.dt() )
wfms.append(odtpow)
# RF sweep
if DL.rf == 1:
rfmod = wfm.wave('rfmod', 0., DL.ss)
rfmod.appendhold( bfield.dt() + DL.rftime )
rfmod.linear( DL.rfvoltf, DL.rfpulsedt)
wfms.append(rfmod)
# Kill hfimg
if DL.probekill ==1 or DL.braggkill ==1:
hfimgdelay = 40. #ms
analogimg = wfm.wave('analogimg', ANDOR.hfimg, DL.ss)
if DL.probekill == 1:
if (-DL.probekilltime+hfimgdelay) < DL.image:
analogimg.appendhold( bfield.dt() + DL.probekilltime - hfimgdelay)
analogimg.linear( DL.probekill_hfimg , 0.0)
analogimg.appendhold( hfimgdelay + DL.probekilldt + 3*DL.ss)
elif DL.braggkill == 1:
if (-DL.probekilltime+hfimgdelay) < DL.image:
analogimg.appendhold( bfield.dt() + DL.braggkilltime - hfimgdelay)
analogimg.linear( DL.braggkill_hfimg , 0.0)
analogimg.appendhold( hfimgdelay + DL.braggkilldt + 3*DL.ss)
analogimg.linear( ANDOR.hfimg, 0.)
print "USING EXTEND BFIELD"
analogimg.extend(bfield.dt())
wfms.append(analogimg)
bfieldG = physics.inv( 'bfield', bfield.y[-1]) * 6.8
hfimg0 = -1.*(100.0 + 163.7 - 1.414*bfieldG)
#analogimg = bfieldwfm.hfimg_wave('analogimg', ANDOR.hfimg, DL.ss)
#andorhfimg0 = analogimg.follow(bfield, DL.imgdet)
#wfms.append(analogimg)
print "...ANDOR:hfimg and hfimg0 will be modified in report\n"
print "\tNEW ANDOR:hfimg = %.2f MHz" % ( hfimg0 - DL.imgdet)
print "\tNEW ANDOR:hfimg0 = %.2f MHz\n" % hfimg0
gen.save_to_report('ANDOR','hfimg', hfimg0 - DL.imgdet)
gen.save_to_report('ANDOR','hfimg0', hfimg0)
duration = s.analogwfm_add(DL.ss,wfms)
s.wait( duration )
### Figure out when to turn interlock back on, using alpha information
#~ if duration > DL.t0 + DL.dt:
#~ s.wait(-DL.lattice_interlock_time)
#~ if DL.use_lattice_interlock == 1:
#~ s.digichg('latticeinterlockbypass',0)
#~ else:
#~ s.digichg('latticeinterlockbypass',1)
#~ s.wait( DL.lattice_interlock_time)
return s
stepsize =float(report['SEQ']['stepsize'])
tof =float(report['BASLER']['tof'])
preexp =float(report['BASLER']['preexp'])
texp =float(report['BASLER']['exp'])
postexp =float(report['BASLER']['postexp'])
#SEQUENCE
s=seq.sequence(stepsize)
s=gen.initial(s)
if UVSEC.odt == 1:
s.digichg('odtttl', 1)
odtss = 0.1
from odt import odt_wave, ipg_wave
odtpow = odt_wave('odtpow', None, odtss, volt=10.0)
ipganalog = ipg_wave('ipganalog', 10., odtss)
odtpow.appendhold(5.0)
ipganalog.appendhold(10.0)
s.analogwfm_add( odtss, [odtpow,ipganalog])
s.wait(20.0)
s, duration = uvmot.run(s,'BASLER')
#RELEASE FROM MOT
s.digichg('motswitch',0)
s.digichg('uvshutter',0)
s.digichg('field',0)
s.wait(tof)
