def run(s, camera):
global report
ss = f('CNC', 'cncstepsize')
# Cool and Compress MOT
# ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cncRamps()
# Set imaging values
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = imagingRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, camera)
#Add waveforms to sequence
s.analogwfm_add(ss, [motpow, repdet, trapdet, bfield, reppow, trappow])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDCNC = ss * math.ceil(ENDCNC / 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)
#Go to MOT release time and set QUICK back to low
s.wait(ENDCNC)
s.digichg('quick', 0)
#print s.tcur
return s, ENDCNC
def run(s,camera):
global report
ss=f('CNC','cncstepsize')
# Cool and Compress MOT
# ENDCNC is defined as the time up to release from the MOT
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cncRamps()
# Set imaging values
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = imagingRamps(motpow, repdet, trapdet, reppow, trappow, bfield, camera)
#Add waveforms to sequence
s.analogwfm_add(ss,[motpow,repdet,trapdet,bfield,reppow,trappow])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDCNC = ss*math.ceil(ENDCNC/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)
#Go to MOT release time and set QUICK back to low
s.wait(ENDCNC)
s.digichg('quick',0)
#print s.tcur
return s, ENDCNC
def run(s, camera):
global report
ss = f('CNC', 'cncstepsize')
# Cool and Compress MOT
# DURATION 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 = uvcoolRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC)
# Imaging
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, camera)
uvfppiezo.extend(maxDT)
uvpow.extend(maxDT)
#Add the waveforms
s.analogwfm_add(
ss,
[motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow])
#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
s.wait(ENDCNC)
s.wait(f('UVRED', '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(-f('UVRED', 'uvtime') - ENDCNC)
#Go to MOT release time turn off UV and set QUICK back to low
s.wait(ENDUVMOT)
s.digichg('uvaom1', 0)
s.digichg('quick', 0)
#print s.tcur
return s, ENDUVMOT
def run(s,camera):
global report
ss=f('CNC','cncstepsize')
# Cool and Compress MOT
# DURATION 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 = uvcoolRamps(motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC)
# Imaging
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(motpow, repdet, trapdet, reppow, trappow, bfield,camera)
uvfppiezo.extend(maxDT)
uvpow.extend(maxDT)
#Add the waveforms
s.analogwfm_add(ss,[ motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow])
#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
s.wait(ENDCNC)
s.wait(f('UVRED','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(-f('UVRED','uvtime') - ENDCNC)
#Go to MOT release time turn off UV and set QUICK back to low
s.wait(ENDUVMOT)
s.digichg('uvaom1',0)
s.digichg('quick',0)
#print s.tcur
return s, ENDUVMOT
def doLOAD(s,camera):
cncduration, duration = constructLoadRamps(camera)
seqstepsize = f('SEQ','stepsize')
#Add the load trap waveforms
s.analogwfm(f('CNC','cncstepsize'),[ \
{'name':'motpow', 'path':'L:/software/apparatus3/seq/ramps/motpow.txt'},\
{'name':'repdet','path':'L:/software/apparatus3/seq/ramps/repdet.txt'},\
{'name':'trapdet', 'path':'L:/software/apparatus3/seq/ramps/trapdet.txt'},\
{'name':'bfield', 'path':'L:/software/apparatus3/seq/ramps/bfield.txt'}, \
{'name':'reppow','path':'L:/software/apparatus3/seq/ramps/reppow.txt'},\
{'name':'trappow', 'path':'L:/software/apparatus3/seq/ramps/trappow.txt'},\
])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
duration = seqstepsize*math.ceil(duration/seqstepsize)
#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
s.wait(cncduration)
s.wait(f('UV','uvtime'))
s.digichg('uvaom1',1)
s.wait(-f('UV','uvtime') - cncduration)
#Go to MOT release time and set QUICK back to low
s.wait(duration)
s.digichg('uvaom1',0)
s.digichg('quick',0)
print s.tcur
return s, duration
def run(s,camera):
duration = constructLoadRamps(camera)
seqstepsize = f('SEQ','stepsize')
#Add the load trap waveforms
s.analogwfm(f('CNC','cncstepsize'),[ \
{'name':'motpow', 'path':'L:/software/apparatus3/seq/ramps/motpow.txt'},\
{'name':'repdet','path':'L:/software/apparatus3/seq/ramps/repdet.txt'},\
{'name':'trapdet', 'path':'L:/software/apparatus3/seq/ramps/trapdet.txt'},\
{'name':'bfield', 'path':'L:/software/apparatus3/seq/ramps/bfield.txt'}, \
{'name':'reppow','path':'L:/software/apparatus3/seq/ramps/reppow.txt'},\
{'name':'trappow', 'path':'L:/software/apparatus3/seq/ramps/trappow.txt'},\
])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
duration = seqstepsize*math.ceil(duration/seqstepsize)
#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)
#Go to MOT release time and set QUICK back to low
s.wait(duration)
s.digichg('quick',0)
print s.tcur
#~ #IR On/Off
#~ if gen.bstr('IR on',report) == True:
#~ s.wait(-f('IRTRAP','dtirpow')-f('IRTRAP','irloadtime'))
#~ s.digichg('iraom1',1)
#~ s.digichg('iraom2',1)
#~ s.digichg('iraom3',1)
#~ s.wait(f('IRTRAP','dtirpow')+f('IRTRAP','irloadtime'))
return s, duration
sys.path.append('L:/software/apparatus3/convert')
import seq, wfm, gen, cnc, andor
report=gen.getreport()
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s=seq.sequence(stepsize)
s=gen.initial(s)
#Keep ODT on
ODT = gen.bstr('ODT',report)
if ODT == True:
s.digichg('odtttl',1)
s.wait(20.0)
#LOAD ODT
s, duration=cnc.run(s,'ANDOR')
#RELEASE
s=gen.releaseMOT(s)
#UV LIGHT SHIFT PARAMETERS
intrapdt = float(report['UVLIGHTSHIFT']['intrapdt'])
pulse = float(report['UVLIGHTSHIFT']['pulse'])
postdt = float(report['UVLIGHTSHIFT']['postdt'])
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 = uvcooling.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['ODT']['rampdelay'])
rampbf = float(report['ODT']['rampbf'])
bf = float(report['ODT']['bf'])
feshbachdt = float(report['ODT']['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)
rampupdt = float(report['ODT']['rampupdt'])
updt = float(report['ODT']['updt'])
overshootdt = float(report['ODT']['overshootdt'])
#~ odtpow0 = wfm.wave('odtpow', 0.0, ss)
#~ odtpow0.extend(ENDUVMOT-overlapdt-updt-rampupdt)
#~ odtpow0.odt_linear( 0.0 , f('ODT','odtpow0'), rampupdt)
#~ odtpow0.appendhold( updt)
#~ odtpow0.odt_linear(f('ODT','odtpow0'), f('ODT','odtpow'), overshootdt)
odtpow0 = wfm.wave('odtpow', f('ODT','odtpow0'), ss)
odtpow0.extend(ENDUVMOT-overlapdt)
odtpow0.odt_linear(f('ODT','odtpow0'), f('ODT','odtpow'), overshootdt)
EXTRA = max( overshootdt - (bfield.dt() - (ENDUVMOT-overlapdt-updt-rampupdt)) , 0.0)
print "...EXTRA time to allow for ODT overshoot = %f" % EXTRA
#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['UV']['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)
#Leave UVMOT on for state transfer
fstatedt = float(report['ODT']['fstatedt'])
s.wait(fstatedt)
s.digichg('uvaom1',0)
s.wait(-fstatedt)
#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 + EXTRA
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s=seq.sequence(stepsize)
s=gen.initial(s)
s.digichg('hfimg',1)
#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 = uvcooling.uvcoolRamps(motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC)
# Set imaging values
camera = 'ANDOR'
def buildramps(aos,params,camera):
[motIMGpow,trapIMGdet,repIMGdet,trapIMGpow,repIMGpow,biascurrentIMG]=IMGvalues(params,aos,camera)
seqstepsize=float(params['SEQ']['stepsize'])
analogstepsize=float(params['SEQ']['analogstepsize'])
#PARAMETERS FOR CNC RAMPS
motpowSS = aos.motpow(float(params['MOT']['motpow'])) #initial MOT power
motpowCNC = aos.motpow(float(params['CNC']['motpowf'])) #final MOT power
motpowDT = float(params['CNC']['dtmotpow']) #MOT ramp time
motN = int(math.floor(motpowDT/analogstepsize)) #MOT N of samples
motramp='L:/software/apparatus3/seq/ramps/motpow_CNC.txt'
repdetSS = aos.repdet(float(params['MOT']['repdetSS'])) #initial rep det
repdetCNC= aos.repdet(float(params['CNC']['repdetf']))#final rep det
repdetDT=float(params['CNC']['dtrepdet'])# rep ramp time
repdetN=int(math.floor(repdetDT/analogstepsize))#rep N of samples
repramp='L:/software/apparatus3/seq/ramps/repdet_CNC.txt'
trapdetSS = aos.trapdet(float(params['MOT']['trapdetSS'])) #initial trap det
trapdetCNC= aos.trapdet(float(params['CNC']['trapdetf']))#final trap det
trapdetDT=float(params['CNC']['dttrapdet'])# trap ramp time
trapdetN=int(math.floor(trapdetDT/analogstepsize))#trap N of samples
trapramp='L:/software/apparatus3/seq/ramps/trapdet_CNC.txt'
biascurrentSS = aos.biascurrent(float(params['MOT']['biascurrent'])) #initial bias current
biascurrentCNC = aos.biascurrent(float(params['CNC']['biascurrentf'])) #final bias current
biascurrentDT = float(params['CNC']['dtbiascurrent']) #bias current ramp time
biascurrentN = int(math.floor(biascurrentDT/analogstepsize)) #bias current N of samples
biascurrentramp='L:/software/apparatus3/seq/ramps/biascurrent_CNC.txt'
#PARAMETERS FOR UV COOLING RAMPS
#uvpow=aos.uvpow(float(params['UV']['uvpow']))
#time constraints means no calibration to start with
#uvpow=float(params['UV']['uvpow'])
#uvpowDT=float(params['UV']['dtuvpow'])
#uvpowN=int(math.floor(motpowDT/analogstepsize))
#uvpowramp='L:/software/apparatus3/seq/ramps/uvpow.txt'
#uvpowrampA='L:/software/apparatus3/seq/ramps/uvpow_A.txt'
motpowUV=aos.motpow(float(params['UV']['motpow']))
uvmotpowDT=float(params['UV']['dtmot'])
uvmotN=int(math.floor(uvmotpowDT/analogstepsize))
uvmotramp='L:/software/apparatus3/seq/ramps/motramp_UV.txt'
reppowSS = aos.reppow(float(params['MOT']['reppow'])) #initial rep pow
reppowUV= aos.reppow(float(params['UV']['reppow']))#final rep pow
reppowDT=float(params['UV']['dtmot'])# rep ramp time
reppowN=int(math.floor(repdetDT/analogstepsize))#rep N of samples
repPowRamp='L:/software/apparatus3/seq/ramps/reppow_CNC.txt'
uvrepPowRamp='L:/software/apparatus3/seq/ramps/reppow_UV.txt'
trappowSS = aos.trappow(float(params['MOT']['trappow'])) #initial trap pow
trappowUV= aos.trappow(float(params['UV']['trappow']))#final trap pow
trappowDT=float(params['UV']['dtmot'])# trap ramp time
trappowN=int(math.floor(trappowDT/analogstepsize))#trap N of samples
trapPowRamp='L:/software/apparatus3/seq/ramps/trappow_CNC.txt'
uvtrapPowRamp='L:/software/apparatus3/seq/ramps/trappow_UV.txt'
#uvdetI=aos.uvdet(float(params['UV']['uvdeti']))
#uvdetF=aos.uvdet(float(params['UV']['uvdetf']))
#again need to do calibrations for now use straight voltage
uvdetI=float(params['UV']['uvdeti'])
uvdetF=float(params['UV']['uvdetf'])
uvdetDT=float(params['UV']['dtuvdet'])
uvdetN=int(math.floor(uvdetDT/analogstepsize))
uvdetramp='L:/software/apparatus3/seq/ramps/uvdet.txt'
uvdetrampA='L:/software/apparatus3/seq/ramps/uvdet_A.txt'
uvrepdet=aos.repdet(float(params['UV']['repdet']))
uvrepdetDT=float(params['UV']['dtmot'])
uvrepdetN=int(math.floor(uvrepdetDT/analogstepsize))
uvrepramp='L:/software/apparatus3/seq/ramps/repdet_UV.txt'
biascurrentUV=float(params['UV']['uvbiascurrent'])
uvbiascurrentDT=float(params['UV']['dtmot'])
uvbiascurrentN=int(math.floor(uvbiascurrentDT/analogstepsize))
uvbiascurrentramp='L:/software/apparatus3/seq/ramps/biascurrent_UV.txt'
#PARAMETERS FOR TRANSFER RAMPS
#not ready for prime time
#motpowTR=aos.motpow(float(params['TRANSFER']['motpow'])
#trmotpowDT=float(params['TRANSFER']['detmotpow']
#trmotN=int(math.floor(trmotpowDT/analogstepsize))
#trmotramp='L:software/apparatus3/seq/ramps/motpow_TR.txt'
maxDT=max(motpowDT,repdetDT,trapdetDT,reppowDT,trappowDT,biascurrentDT)
maxN=int(math.floor(maxDT/analogstepsize))
#uvmaxDT=max(uvmotpowDT,reppowDT,trappowDT,uvpowDT,uvdetDT)
uvmaxDT=max(uvmotpowDT,reppowDT,trappowDT,uvdetDT,uvrepdetDT,uvbiascurrentDT)
uvmaxN=int(math.floor(uvmaxDT/analogstepsize))
holdtime=float(params['CNC']['holdtime'])
uvholdtime=float(params['UV']['holdtime'])
transtime=float(params['TRANSFER']['holdtime'])
duration=maxDT+holdtime+transtime
#CREATE CNC RAMP FILES ---> MOT POWER, REP
#MOT POWER
f=open(motramp,'w')
for i in range(motN+1):
sample = '%.4f' % (motpowSS + (motpowCNC-motpowSS)*i/motN) #linear ramp
f.write(sample)
if i != motN:
f.write(',')
f.write('\n')
f.close()
#REPUMP DETUNING
f=open(repramp,'w')
for i in range(repdetN+1):
sample = '%.4f' % (repdetSS + (repdetCNC-repdetSS)*i/repdetN) #linear ramp
f.write(sample)
if i != repdetN:
f.write(',')
f.write('\n')
f.close()
#TRAP DETUNING
f=open(trapramp,'w')
for i in range(trapdetN+1):
sample = '%.4f' % (trapdetSS + (trapdetCNC-trapdetSS)*i/trapdetN) #linear ramp
f.write(sample)
if i != trapdetN:
f.write(',')
f.write('\n')
f.close()
#REPUMP POWER
f=open(repPowRamp,'w')
for i in range(maxN+1):
sample = '%.4f' % (reppowSS) #held constant
f.write(sample)
if i != maxN:
f.write(',')
f.write('\n')
f.close()
#TRAP POWER
f=open(trapPowRamp,'w')
for i in range(maxN+1):
sample = '%.4f' % (trappowSS) #held constant
f.write(sample)
if i != maxN:
f.write(',')
f.write('\n')
f.close()
#BIAS CURRENT
f=open(biascurrentramp,'w')
for i in range(biascurrentN+1): #linear ramp
sample = '%.4f' % (biascurrentSS + (biascurrentCNC-biascurrentSS)*i/biascurrentN)
f.write(sample)
if i != biascurrentN:
f.write(',')
f.write('\n')
f.close()
#UV POWER
#f=open(uvpowramp,'w')
#for i in range(maxN+1):
# sample = '%.4f'%(0.0000)
# f.write(sample)
# if i !=maxN:
# f.write(',')
#f.write('\n')
#f.close()
#UV DETUNING
f=open(uvdetramp,'w')
for i in range(maxN+1):
sample = '%.4f'%(uvdetI) #held constant
f.write(sample)
if i !=maxN:
f.write(',')
f.write('\n')
f.close()
# Append all ramps to longest length
wfm.appendhold(motramp, maxDT-motpowDT, analogstepsize)
wfm.appendhold(trapramp, maxDT-trapdetDT, analogstepsize)
wfm.appendhold(repramp, maxDT-repdetDT, analogstepsize)
wfm.appendhold(biascurrentramp, maxDT-biascurrentDT, analogstepsize)
#The rest of the holdtime values are appended to the waveforms
wfm.appendhold(repramp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(trapramp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(motramp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(biascurrentramp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(repPowRamp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(trapPowRamp, holdtime-uvholdtime, analogstepsize)
#wfm.appendhold(uvpowramp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(uvdetramp, holdtime-uvholdtime, analogstepsize)
#BUILD UV RAMPS
#MOT POWER UV
f=open(uvmotramp,'w')
for i in range(uvmotN+1):
sample = '%.4f' % (motpowCNC + (motpowUV-motpowCNC)*i/uvmotN) #linear ramp
f.write(sample)
if i != uvmotN:
f.write(',')
f.write('\n')
f.close()
#REPUMP POWER
f=open(uvrepPowRamp,'w')
for i in range(reppowN+1):
sample = '%.4f' % (reppowSS + (reppowUV-reppowSS)*i/reppowN) #linear ramp
f.write(sample)
if i != reppowN:
f.write(',')
f.write('\n')
f.close()
#TRAP POWER
f=open(uvtrapPowRamp,'w')
for i in range(trappowN+1):
sample = '%.4f' % (trappowSS + (trappowUV-trappowSS)*i/trappowN)
f.write(sample)
if i != trappowN:
f.write(',')
f.write('\n')
f.close()
#UV DETUNING
f=open(uvdetrampA,'w')
for i in range(uvdetN+1):
sample = '%.4f'%(uvdetI+(uvdetF-uvdetI)*i/uvdetN)
f.write(sample)
if i !=uvdetN:
f.write(',')
f.write('\n')
f.close()
#UV REPUMP DETUNING
f=open(uvrepramp,'w')
for i in range(uvrepdetN+1):
sample = '%.4f'%(repdetCNC+(uvrepdet-repdetCNC)*i/uvrepdetN)
f.write(sample)
if i !=uvrepdetN:
f.write(',')
f.write('\n')
f.close()
#UV BIAS FIELD
f=open(uvbiascurrentramp,'w')
for i in range(biascurrentN+1): #linear ramp
sample = '%.4f' % (biascurrentCNC + (biascurrentUV-biascurrentCNC)*i/uvbiascurrentN)
f.write(sample)
if i != uvbiascurrentN:
f.write(',')
f.write('\n')
f.close()
#UV POWER
#f=open(uvpowrampA,'w')
#for i in range(uvpowN+1):
# sample = '%.4f'%(uvpow*i/uvpowN)
# f.write(sample)
# if i !=uvpowN:
# f.write(',')
#f.write('\n')
#f.close()
# Append all ramps to longest length
wfm.appendhold(uvmotramp, uvmaxDT-uvmotpowDT, analogstepsize)
wfm.appendhold(uvrepPowRamp, uvmaxDT-reppowDT, analogstepsize)
wfm.appendhold(uvtrapPowRamp, uvmaxDT-trappowDT, analogstepsize)
wfm.appendhold(uvrepramp, uvmaxDT-uvrepdetDT, analogstepsize)
wfm.appendhold(uvdetrampA, uvmaxDT-uvdetDT, analogstepsize)
#The rest of the holdtime values are appended to the waveforms
wfm.appendhold(uvmotramp, uvholdtime-uvmaxDT, analogstepsize)
wfm.appendhold(uvrepPowRamp, uvholdtime-uvmaxDT, analogstepsize)
wfm.appendhold(uvtrapPowRamp, uvholdtime-uvmaxDT, analogstepsize)
wfm.appendhold(uvrepramp, uvholdtime-uvmaxDT, analogstepsize)
wfm.appendhold(uvdetrampA, uvholdtime-uvmaxDT, analogstepsize)
if gen.bstr('UV on',params)==True:
#Ramps are combined
wfm.appendramp(motramp,uvmotramp)
wfm.appendramp(repPowRamp,uvrepPowRamp)
wfm.appendramp(trapPowRamp,uvtrapPowRamp)
wfm.appendramp(repramp,uvrepramp)
wfm.appendramp(uvdetramp,uvdetrampA)
wfm.appendramp(biascurrentramp,uvbiascurrentramp)
#Remaining ramps are filled
wfm.appendhold(trapramp, uvholdtime, analogstepsize)
else:
wfm.appendhold(motramp,uvholdtime,analogstepsize)
wfm.appendhold(repPowRamp,uvholdtime,analogstepsize)
wfm.appendhold(trapPowRamp,uvholdtime,analogstepsize)
wfm.appendhold(repramp,uvholdtime,analogstepsize)
wfm.appendhold(uvdetramp,uvholdtime,analogstepsize)
wfm.appendhold(biascurrentramp,uvholdtime,analogstepsize)
wfm.appendhold(trapramp,uvholdtime,analogstepsize)
#10 more sample is appended before turning the MOT power and trap/rep detuning/power to its imaging values
#Thiese samples are not counted in the duration of the cncramps so the MOT AOM will be switched off at this point
wfm.appendhold(motramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(trapramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(repramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(biascurrentramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(repPowRamp, 10*analogstepsize, analogstepsize)
wfm.appendhold(trapPowRamp, 10*analogstepsize, analogstepsize)
#wfm.appendhold(uvpowramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(uvdetramp, 10*analogstepsize, analogstepsize)
#Then 10 samples are appended with the imaging value
wfm.appendvalue(motramp,10*analogstepsize,analogstepsize,motIMGpow)
wfm.appendvalue(trapramp,10*analogstepsize,analogstepsize,trapIMGdet)
wfm.appendvalue(repramp,10*analogstepsize,analogstepsize,repIMGdet)
wfm.appendvalue(repPowRamp, 10*analogstepsize, analogstepsize,repIMGpow)
wfm.appendvalue(trapPowRamp, 10*analogstepsize, analogstepsize,trapIMGpow)
wfm.appendvalue(biascurrentramp, 10*analogstepsize, analogstepsize, biascurrentIMG)
#wfm.appendhold(uvpowramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(uvdetramp, 10*analogstepsize, analogstepsize)
#END OF RAMP BUILDING
return duration
evap_ss = float(report['EVAP']['evapss'])
s.analogwfm_add(evap_ss, [odtpow])
# ENDEVAP should be equal to image
s.wait(image)
#RELEASE FROM IR TRAP
s.digichg('odtttl', 0)
odttof = float(report['ODT']['odttof'])
s.wait(odttof)
#TAKE PICTURES
light = 'probe'
#light = 'motswitch'
#light = 'bragg'
trap_on_picture = 1
kinetics = gen.bstr('Kinetics', report)
print '...kinetics = ' + str(kinetics)
if kinetics == True:
s, SERIESDT = andor.KineticSeries4(s, exp, light, noatoms, trap_on_picture)
else:
s, SERIESDT = andor.FKSeries2(s, stepsize, exp, light, noatoms,
trap_on_picture)
#After taking a picture sequence returns at time of the last probe strobe
#Wait 30ms to get past the end
s.wait(30.0)
s = gen.shutdown(s)
s.digichg('odtttl', 0)
s.digichg('odt7595', 0)
import seqconf
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 = uvcooling.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 while UV cools in trap
overlapdt = float(report['ODT']['overlapdt'])
rampdelay = float(report['ODT']['rampdelay'])
rampbf = float(report['ODT']['rampbf'])
bf = float(report['ODT']['bf'])
holdbf = float(report['ODT']['holdbf'])
switchdt = float(report['FESHBACH']['switchdt'])
offdelay = float(report['FESHBACH']['offdelay'])
quickdelay = float(report['FESHBACH']['quickdelay'])
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.appendhold(holdbf)
bfield.linear(0.0, 0.0)
ENDBFIELD = (rampdelay + rampbf + holdbf - overlapdt)
bfield.appendhold(-ENDBFIELD + offdelay + 2 * switchdt + quickdelay +
switchdelay)
bfield.linear(bias, biasrampdt)
#Add waveforms to sequence
s.analogwfm_add(
ss,
[motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow])
#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['UV']['uvtime'])
s.wait(ENDCNC)
s.digichg('quick', 0)
s.wait(uvtime)
s.digichg('uvaom1', 1)
s.wait(-uvtime - ENDCNC)
#Go to MOT release time
s.wait(ENDUVMOT)
s.digichg('quick', 0)
#Leave UVMOT on for state transfer
fstatedt = float(report['ODT']['fstatedt'])
s.wait(fstatedt)
s.digichg('uvaom1', 0)
s.wait(-fstatedt)
#RELEASE FROM MOT
waitshutter = 5.0
s.wait(waitshutter)
s.digichg('uvshutter', 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'])
s.wait(-overlapdt)
s.digichg('odtttl', 1)
s.digichg('odt7595', 1)
feshbachdt = rampdelay + rampbf + holdbf
s.wait(feshbachdt)
s.digichg('feshbach', 1)
s.wait(overlapdt - feshbachdt)
s.wait(offdelay)
s.wait(2 * switchdt)
s.wait(quickdelay)
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)
#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
return s, toENDBFIELD
import seq, wfm, gen, cnc, andor, odt
report = gen.getreport()
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
#Keep ODT on
ODT = gen.bstr('ODT', report)
if ODT == True:
s.digichg('odtttl', 1)
s.wait(20.0)
ss = float(report['CNC']['cncstepsize'])
camera = 'ANDOR'
# 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()
# Set imaging values
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, camera)
sys.path.append('L:/software/apparatus3/convert')
import seq, wfm, gen, cnc, andor
report = gen.getreport()
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
#Keep ODT on
ODT = gen.bstr('ODT', report)
if ODT == True:
s.digichg('odtttl', 1)
s.wait(20.0)
#LOAD ODT
s, duration = cnc.run(s, 'ANDOR')
#RELEASE
s = gen.releaseMOT(s)
#UV LIGHT SHIFT PARAMETERS
intrapdt = float(report['UVLIGHTSHIFT']['intrapdt'])
pulse = float(report['UVLIGHTSHIFT']['pulse'])
postdt = float(report['UVLIGHTSHIFT']['postdt'])
texp = float(report['BASLER']['exp'])
postexp = float(report['BASLER']['postexp'])
backdt = float(report['BASLER']['backdt'])
#Use MOT beams for fluorescence imaging
probe = 'motswitch'
#SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
uvmotdt = float(report['UV']['uvmotdt'])
s.wait(20.0)
ionize = gen.bstr('ionize', report)
s.digichg('uvaom1', 1 if ionize == True else 0)
s.wait(-1.0)
s.wait(uvmotdt)
s, duration = photoion.run(s, 'BASLER')
print "Duration = " + str(duration)
s.digichg('uvaom1', 0)
#Take fluorescence imaging shot with the MOT beams.
#LET MOT EXPAND
s.digichg('field', 0)
s.digichg('motswitch', 0)
s.wait(tof)
#PICTURE OF ATOMS
def run_proberepump(s, camera):
global report
ss = f("CNC", "cncstepsize")
# Cool and Compress MOT
# DURATION 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 = uvcoolRamps_proberepump(
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC
)
# Imaging
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, camera
)
uvfppiezo.extend(maxDT)
uvpow.extend(maxDT)
# Add the waveforms
s.analogwfm_add(ss, [motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow])
# 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)
# go to end of CNC
s.wait(ENDCNC)
# insert UV pulse
s.wait(f("UV", "uvtime"))
# turn off MOT light , turn on probe to use as repump
s.digichg("motswitch", 0)
s.wait(-10.0)
s.digichg("prshutter", 0)
s.wait(10.0)
s.digichg("probe", 1)
s.digichg("uvaom1", 1)
s.wait(-f("UV", "uvtime") - ENDCNC)
# Go to MOT release time turn off UV and set QUICK back to low
s.wait(ENDUVMOT)
s.digichg("uvaom1", 0)
s.digichg("quick", 0)
# also turn off probe
s.digichg("probe", 0)
s.digichg("prshutter", 1)
# print s.tcur
return s, ENDUVMOT
def run_uvrepump(s, camera):
global report
ss = f("CNC", "cncstepsize")
# Cool and Compress MOT
# DURATION 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, repdet, trapdet, reppow, trappow, bfield, ENDUVMOT = uvcoolRamps_repump(
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC
)
# Imaging
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(
motpow, repdet, trapdet, reppow, trappow, bfield, camera
)
uvfppiezo.extend(maxDT)
uvpow.extend(maxDT)
uvpow2.extend(maxDT)
# Add the waveforms
s.analogwfm_add(ss, [motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow, uvpow2])
# 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
s.wait(ENDCNC)
s.wait(f("UV", "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(-f("UV", "uvtime"))
# Turn off Red Light Completly and turn UV repump after uvramp
uvreptime = float(report["UV"]["uvreptime"])
s.wait(uvreptime)
s.digichg("uvaom2", 1)
s.digichg("motswitch", 0)
s.wait(-uvreptime)
s.wait(-ENDCNC)
# Go to MOT release time turn off UV and set QUICK back to low
s.wait(ENDUVMOT)
# Turn red light back on for imaging.
s.digichg("uvaom1", 0)
s.digichg("quick", 0)
s.digichg("uvaom2", 0)
s.digichg("motswitch", 1)
# print s.tcur
return s, ENDUVMOT
def run(s,camera):
global report
ss=f('CNC','cncstepsize')
# Cool and Compress MOT
# DURATION 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 = uvRamps(motpow, bfield, ENDCNC)
repdet.extend(ENDUVMOT)
trapdet.extend(ENDUVMOT)
reppow.extend(ENDUVMOT)
trappow.extend(ENDUVMOT)
# Imaging
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(motpow, repdet, trapdet, reppow, trappow, bfield,camera)
uvpow.extend(maxDT)
uvpow2.extend(maxDT)
#---Add waveforms to sequence
s.analogwfm_add(ss,[ motpow, repdet, trapdet, bfield, reppow, trappow, uvpow, uvpow2])
#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, turn off UV
s.wait(ENDUVMOT)
s.digichg('quick',0)
s.digichg('uvaom1',0)
s.digichg('uvaom2',0)
#---Turn red light back on for imaging.
s.digichg('motswitch',1)
#print s.tcur
return s, ENDUVMOT
def buildramps(aos, params, camera):
[motIMGpow, trapIMGdet, repIMGdet, trapIMGpow, repIMGpow,
biascurrentIMG] = IMGvalues(params, aos, camera)
seqstepsize = float(params['SEQ']['stepsize'])
analogstepsize = float(params['SEQ']['analogstepsize'])
#PARAMETERS FOR CNC RAMPS
motpowSS = aos.motpow(float(params['MOT']['motpow'])) #initial MOT power
motpowCNC = aos.motpow(float(params['CNC']['motpowf'])) #final MOT power
motpowDT = float(params['CNC']['dtmotpow']) #MOT ramp time
motN = int(math.floor(motpowDT / analogstepsize)) #MOT N of samples
motramp = 'L:/software/apparatus3/seq/ramps/motpow_CNC.txt'
repdetSS = aos.repdet(float(params['MOT']['repdetSS'])) #initial rep det
repdetCNC = aos.repdet(float(params['CNC']['repdetf'])) #final rep det
repdetDT = float(params['CNC']['dtrepdet']) # rep ramp time
repdetN = int(math.floor(repdetDT / analogstepsize)) #rep N of samples
repramp = 'L:/software/apparatus3/seq/ramps/repdet_CNC.txt'
trapdetSS = aos.trapdet(float(
params['MOT']['trapdetSS'])) #initial trap det
trapdetCNC = aos.trapdet(float(params['CNC']['trapdetf'])) #final trap det
trapdetDT = float(params['CNC']['dttrapdet']) # trap ramp time
trapdetN = int(math.floor(trapdetDT / analogstepsize)) #trap N of samples
trapramp = 'L:/software/apparatus3/seq/ramps/trapdet_CNC.txt'
biascurrentSS = aos.biascurrent(float(
params['MOT']['biascurrent'])) #initial bias current
biascurrentCNC = aos.biascurrent(float(
params['CNC']['biascurrentf'])) #final bias current
biascurrentDT = float(
params['CNC']['dtbiascurrent']) #bias current ramp time
biascurrentN = int(math.floor(biascurrentDT /
analogstepsize)) #bias current N of samples
biascurrentramp = 'L:/software/apparatus3/seq/ramps/biascurrent_CNC.txt'
#PARAMETERS FOR UV COOLING RAMPS
#uvpow=aos.uvpow(float(params['UV']['uvpow']))
#time constraints means no calibration to start with
#uvpow=float(params['UV']['uvpow'])
#uvpowDT=float(params['UV']['dtuvpow'])
#uvpowN=int(math.floor(motpowDT/analogstepsize))
#uvpowramp='L:/software/apparatus3/seq/ramps/uvpow.txt'
#uvpowrampA='L:/software/apparatus3/seq/ramps/uvpow_A.txt'
motpowUV = aos.motpow(float(params['UV']['motpow']))
uvmotpowDT = float(params['UV']['dtmot'])
uvmotN = int(math.floor(uvmotpowDT / analogstepsize))
uvmotramp = 'L:/software/apparatus3/seq/ramps/motramp_UV.txt'
reppowSS = aos.reppow(float(params['MOT']['reppow'])) #initial rep pow
reppowUV = aos.reppow(float(params['UV']['reppow'])) #final rep pow
reppowDT = float(params['UV']['dtmot']) # rep ramp time
reppowN = int(math.floor(repdetDT / analogstepsize)) #rep N of samples
repPowRamp = 'L:/software/apparatus3/seq/ramps/reppow_CNC.txt'
uvrepPowRamp = 'L:/software/apparatus3/seq/ramps/reppow_UV.txt'
trappowSS = aos.trappow(float(params['MOT']['trappow'])) #initial trap pow
trappowUV = aos.trappow(float(params['UV']['trappow'])) #final trap pow
trappowDT = float(params['UV']['dtmot']) # trap ramp time
trappowN = int(math.floor(trappowDT / analogstepsize)) #trap N of samples
trapPowRamp = 'L:/software/apparatus3/seq/ramps/trappow_CNC.txt'
uvtrapPowRamp = 'L:/software/apparatus3/seq/ramps/trappow_UV.txt'
#uvdetI=aos.uvdet(float(params['UV']['uvdeti']))
#uvdetF=aos.uvdet(float(params['UV']['uvdetf']))
#again need to do calibrations for now use straight voltage
uvdetI = float(params['UV']['uvdeti'])
uvdetF = float(params['UV']['uvdetf'])
uvdetDT = float(params['UV']['dtuvdet'])
uvdetN = int(math.floor(uvdetDT / analogstepsize))
uvdetramp = 'L:/software/apparatus3/seq/ramps/uvdet.txt'
uvdetrampA = 'L:/software/apparatus3/seq/ramps/uvdet_A.txt'
uvrepdet = aos.repdet(float(params['UV']['repdet']))
uvrepdetDT = float(params['UV']['dtmot'])
uvrepdetN = int(math.floor(uvrepdetDT / analogstepsize))
uvrepramp = 'L:/software/apparatus3/seq/ramps/repdet_UV.txt'
biascurrentUV = float(params['UV']['uvbiascurrent'])
uvbiascurrentDT = float(params['UV']['dtmot'])
uvbiascurrentN = int(math.floor(uvbiascurrentDT / analogstepsize))
uvbiascurrentramp = 'L:/software/apparatus3/seq/ramps/biascurrent_UV.txt'
#PARAMETERS FOR TRANSFER RAMPS
#not ready for prime time
#motpowTR=aos.motpow(float(params['TRANSFER']['motpow'])
#trmotpowDT=float(params['TRANSFER']['detmotpow']
#trmotN=int(math.floor(trmotpowDT/analogstepsize))
#trmotramp='L:software/apparatus3/seq/ramps/motpow_TR.txt'
maxDT = max(motpowDT, repdetDT, trapdetDT, reppowDT, trappowDT,
biascurrentDT)
maxN = int(math.floor(maxDT / analogstepsize))
#uvmaxDT=max(uvmotpowDT,reppowDT,trappowDT,uvpowDT,uvdetDT)
uvmaxDT = max(uvmotpowDT, reppowDT, trappowDT, uvdetDT, uvrepdetDT,
uvbiascurrentDT)
uvmaxN = int(math.floor(uvmaxDT / analogstepsize))
holdtime = float(params['CNC']['holdtime'])
uvholdtime = float(params['UV']['holdtime'])
transtime = float(params['TRANSFER']['holdtime'])
duration = maxDT + holdtime + transtime
#CREATE CNC RAMP FILES ---> MOT POWER, REP
#MOT POWER
f = open(motramp, 'w')
for i in range(motN + 1):
sample = '%.4f' % (motpowSS +
(motpowCNC - motpowSS) * i / motN) #linear ramp
f.write(sample)
if i != motN:
f.write(',')
f.write('\n')
f.close()
#REPUMP DETUNING
f = open(repramp, 'w')
for i in range(repdetN + 1):
sample = '%.4f' % (repdetSS +
(repdetCNC - repdetSS) * i / repdetN) #linear ramp
f.write(sample)
if i != repdetN:
f.write(',')
f.write('\n')
f.close()
#TRAP DETUNING
f = open(trapramp, 'w')
for i in range(trapdetN + 1):
sample = '%.4f' % (trapdetSS + (trapdetCNC - trapdetSS) * i / trapdetN
) #linear ramp
f.write(sample)
if i != trapdetN:
f.write(',')
f.write('\n')
f.close()
#REPUMP POWER
f = open(repPowRamp, 'w')
for i in range(maxN + 1):
sample = '%.4f' % (reppowSS) #held constant
f.write(sample)
if i != maxN:
f.write(',')
f.write('\n')
f.close()
#TRAP POWER
f = open(trapPowRamp, 'w')
for i in range(maxN + 1):
sample = '%.4f' % (trappowSS) #held constant
f.write(sample)
if i != maxN:
f.write(',')
f.write('\n')
f.close()
#BIAS CURRENT
f = open(biascurrentramp, 'w')
for i in range(biascurrentN + 1): #linear ramp
sample = '%.4f' % (biascurrentSS +
(biascurrentCNC - biascurrentSS) * i / biascurrentN)
f.write(sample)
if i != biascurrentN:
f.write(',')
f.write('\n')
f.close()
#UV POWER
#f=open(uvpowramp,'w')
#for i in range(maxN+1):
# sample = '%.4f'%(0.0000)
# f.write(sample)
# if i !=maxN:
# f.write(',')
#f.write('\n')
#f.close()
#UV DETUNING
f = open(uvdetramp, 'w')
for i in range(maxN + 1):
sample = '%.4f' % (uvdetI) #held constant
f.write(sample)
if i != maxN:
f.write(',')
f.write('\n')
f.close()
# Append all ramps to longest length
wfm.appendhold(motramp, maxDT - motpowDT, analogstepsize)
wfm.appendhold(trapramp, maxDT - trapdetDT, analogstepsize)
wfm.appendhold(repramp, maxDT - repdetDT, analogstepsize)
wfm.appendhold(biascurrentramp, maxDT - biascurrentDT, analogstepsize)
#The rest of the holdtime values are appended to the waveforms
wfm.appendhold(repramp, holdtime - uvholdtime, analogstepsize)
wfm.appendhold(trapramp, holdtime - uvholdtime, analogstepsize)
wfm.appendhold(motramp, holdtime - uvholdtime, analogstepsize)
wfm.appendhold(biascurrentramp, holdtime - uvholdtime, analogstepsize)
wfm.appendhold(repPowRamp, holdtime - uvholdtime, analogstepsize)
wfm.appendhold(trapPowRamp, holdtime - uvholdtime, analogstepsize)
#wfm.appendhold(uvpowramp, holdtime-uvholdtime, analogstepsize)
wfm.appendhold(uvdetramp, holdtime - uvholdtime, analogstepsize)
#BUILD UV RAMPS
#MOT POWER UV
f = open(uvmotramp, 'w')
for i in range(uvmotN + 1):
sample = '%.4f' % (motpowCNC +
(motpowUV - motpowCNC) * i / uvmotN) #linear ramp
f.write(sample)
if i != uvmotN:
f.write(',')
f.write('\n')
f.close()
#REPUMP POWER
f = open(uvrepPowRamp, 'w')
for i in range(reppowN + 1):
sample = '%.4f' % (reppowSS +
(reppowUV - reppowSS) * i / reppowN) #linear ramp
f.write(sample)
if i != reppowN:
f.write(',')
f.write('\n')
f.close()
#TRAP POWER
f = open(uvtrapPowRamp, 'w')
for i in range(trappowN + 1):
sample = '%.4f' % (trappowSS + (trappowUV - trappowSS) * i / trappowN)
f.write(sample)
if i != trappowN:
f.write(',')
f.write('\n')
f.close()
#UV DETUNING
f = open(uvdetrampA, 'w')
for i in range(uvdetN + 1):
sample = '%.4f' % (uvdetI + (uvdetF - uvdetI) * i / uvdetN)
f.write(sample)
if i != uvdetN:
f.write(',')
f.write('\n')
f.close()
#UV REPUMP DETUNING
f = open(uvrepramp, 'w')
for i in range(uvrepdetN + 1):
sample = '%.4f' % (repdetCNC + (uvrepdet - repdetCNC) * i / uvrepdetN)
f.write(sample)
if i != uvrepdetN:
f.write(',')
f.write('\n')
f.close()
#UV BIAS FIELD
f = open(uvbiascurrentramp, 'w')
for i in range(biascurrentN + 1): #linear ramp
sample = '%.4f' % (
biascurrentCNC +
(biascurrentUV - biascurrentCNC) * i / uvbiascurrentN)
f.write(sample)
if i != uvbiascurrentN:
f.write(',')
f.write('\n')
f.close()
#UV POWER
#f=open(uvpowrampA,'w')
#for i in range(uvpowN+1):
# sample = '%.4f'%(uvpow*i/uvpowN)
# f.write(sample)
# if i !=uvpowN:
# f.write(',')
#f.write('\n')
#f.close()
# Append all ramps to longest length
wfm.appendhold(uvmotramp, uvmaxDT - uvmotpowDT, analogstepsize)
wfm.appendhold(uvrepPowRamp, uvmaxDT - reppowDT, analogstepsize)
wfm.appendhold(uvtrapPowRamp, uvmaxDT - trappowDT, analogstepsize)
wfm.appendhold(uvrepramp, uvmaxDT - uvrepdetDT, analogstepsize)
wfm.appendhold(uvdetrampA, uvmaxDT - uvdetDT, analogstepsize)
#The rest of the holdtime values are appended to the waveforms
wfm.appendhold(uvmotramp, uvholdtime - uvmaxDT, analogstepsize)
wfm.appendhold(uvrepPowRamp, uvholdtime - uvmaxDT, analogstepsize)
wfm.appendhold(uvtrapPowRamp, uvholdtime - uvmaxDT, analogstepsize)
wfm.appendhold(uvrepramp, uvholdtime - uvmaxDT, analogstepsize)
wfm.appendhold(uvdetrampA, uvholdtime - uvmaxDT, analogstepsize)
if gen.bstr('UV on', params) == True:
#Ramps are combined
wfm.appendramp(motramp, uvmotramp)
wfm.appendramp(repPowRamp, uvrepPowRamp)
wfm.appendramp(trapPowRamp, uvtrapPowRamp)
wfm.appendramp(repramp, uvrepramp)
wfm.appendramp(uvdetramp, uvdetrampA)
wfm.appendramp(biascurrentramp, uvbiascurrentramp)
#Remaining ramps are filled
wfm.appendhold(trapramp, uvholdtime, analogstepsize)
else:
wfm.appendhold(motramp, uvholdtime, analogstepsize)
wfm.appendhold(repPowRamp, uvholdtime, analogstepsize)
wfm.appendhold(trapPowRamp, uvholdtime, analogstepsize)
wfm.appendhold(repramp, uvholdtime, analogstepsize)
wfm.appendhold(uvdetramp, uvholdtime, analogstepsize)
wfm.appendhold(biascurrentramp, uvholdtime, analogstepsize)
wfm.appendhold(trapramp, uvholdtime, analogstepsize)
#10 more sample is appended before turning the MOT power and trap/rep detuning/power to its imaging values
#Thiese samples are not counted in the duration of the cncramps so the MOT AOM will be switched off at this point
wfm.appendhold(motramp, 10 * analogstepsize, analogstepsize)
wfm.appendhold(trapramp, 10 * analogstepsize, analogstepsize)
wfm.appendhold(repramp, 10 * analogstepsize, analogstepsize)
wfm.appendhold(biascurrentramp, 10 * analogstepsize, analogstepsize)
wfm.appendhold(repPowRamp, 10 * analogstepsize, analogstepsize)
wfm.appendhold(trapPowRamp, 10 * analogstepsize, analogstepsize)
#wfm.appendhold(uvpowramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(uvdetramp, 10 * analogstepsize, analogstepsize)
#Then 10 samples are appended with the imaging value
wfm.appendvalue(motramp, 10 * analogstepsize, analogstepsize, motIMGpow)
wfm.appendvalue(trapramp, 10 * analogstepsize, analogstepsize, trapIMGdet)
wfm.appendvalue(repramp, 10 * analogstepsize, analogstepsize, repIMGdet)
wfm.appendvalue(repPowRamp, 10 * analogstepsize, analogstepsize, repIMGpow)
wfm.appendvalue(trapPowRamp, 10 * analogstepsize, analogstepsize,
trapIMGpow)
wfm.appendvalue(biascurrentramp, 10 * analogstepsize, analogstepsize,
biascurrentIMG)
#wfm.appendhold(uvpowramp, 10*analogstepsize, analogstepsize)
wfm.appendhold(uvdetramp, 10 * analogstepsize, analogstepsize)
#END OF RAMP BUILDING
return duration
def constructLoadRamps(cam):
global report
# Initialize channels to MOT SS values and with cncstepsize
ss=f('CNC','cncstepsize')
motpow = wfm.wave(cnv('motpow',f('MOT','motpow')) ,ss)
repdet = wfm.wave(cnv('repdet',f('MOT','repdetSS')) ,ss)
trapdet = wfm.wave(cnv('trapdet',f('MOT','trapdetSS')) ,ss)
reppow = wfm.wave(cnv('reppow',f('MOT','reppowSS')) ,ss)
trappow = wfm.wave(cnv('trappow',f('MOT','trappowSS')) ,ss)
bfield = wfm.wave(cnv('bfield',f('MOT','bfield')) ,ss)
CNC = gen.bstr('CNC',report)
#If CNC is selected in the report then insert necessary linear ramps
#First ramp bfield
SINH = gen.bstr('sinh',report)
if SINH == True:
bfield.sinhRise( cnv('bfield', f('CNC','bfieldf')) if CNC == True else cnv('bfield',f('MOT','bfield')) , f('CNC','dtbfield'), f('CNC','dtbfield')*f('CNC','taubfield'))
else:
bfield.linear( cnv('bfield', f('CNC','bfieldf')) if CNC == True else cnv('bfield',f('MOT','bfield')) , f('CNC','dtbfield'))
#Hold off start of laser ramps
delay = f('CNC','delay')
motpow.appendhold( delay )
repdet.appendhold( delay )
trapdet.appendhold( delay )
reppow.appendhold( delay )
trappow.appendhold( delay )
#Do laser ramps
motpow.linear( cnv('motpow', f('CNC','motpowf')) if CNC == True else cnv('motpow',f('MOT','motpow')) , f('CNC','dtmotpow'))
repdet.linear( cnv('repdet', f('CNC','repdetf')) if CNC == True else cnv('repdet',f('MOT','repdetSS')) , f('CNC','dtrepdet'))
trapdet.linear( cnv('trapdet', f('CNC','trapdetf')) if CNC == True else cnv('trapdet',f('MOT','trapdetSS')), f('CNC','dttrapdet'))
reppow.linear( cnv('reppow', f('CNC','reppowf')) if CNC == True else cnv('reppow',f('MOT','reppowSS')) , f('CNC','dtreppow'))
trappow.linear( cnv('trappow', f('CNC','trappowf')) if CNC == True else cnv('trappow',f('MOT','trappowSS')), f('CNC','dttrappow'))
print motpow.dt()
#Extend all ramps to match current total duration
print CNC
lifetime = gen.bstr('Lifetime',report)
ht = (f('CNC','holdtime') if CNC == True or lifetime == True else 0.0)
print "holdtime = " + str(ht)
DURATION = max( motpow.dt(), repdet.dt(), trapdet.dt(), reppow.dt(), trappow.dt(), bfield.dt() ) + ht
#DURATION = DURATION + ht
motpow.extend( DURATION)
print motpow.dt()
repdet.extend( DURATION)
trapdet.extend(DURATION)
bfield.extend( DURATION)
reppow.extend( DURATION)
trappow.extend( DURATION)
maxN=int(math.floor( (DURATION)/ss))+1
#print motpow.dt()
#print reppow.dt()
#print trappow.dt()
#print repdet.dt()
#print trapdet.dt()
#print bfield.dt()
#print uvdet.dt()
#Up to here you have a Cooled and Compressed MOT
#
#Ramp down things quickly to UV values
uvdt = f('UV','dt')
motpow.linear( cnv('motpow', f('UV','uvmotpow')), uvdt)
reppow.linear( cnv('reppow', f('UV','uvreppow')), uvdt)
trappow.linear( 0.0 ,uvdt)
repdet.linear( cnv('repdet', f('UV','uvrepdet')), uvdt)
trapdet.linear( cnv('trapdet',f('UV','uvtrapdet')),uvdt)
bfield.linear( cnv('bfield', f('UV','uvbfield')), uvdt)
#Hold UV MOT for uvmotdt
uvmotdt = f('UV','uvmotdt')
motpow.appendhold(uvmotdt)
reppow.appendhold(uvmotdt)
trappow.appendhold(uvmotdt)
repdet.appendhold(uvmotdt)
trapdet.appendhold(uvmotdt)
bfield.appendhold(uvmotdt)
#Ramp up the bfield during uvramp
uvramp = f('UV','uvramp')
motpow.appendhold(uvramp)
reppow.appendhold(uvramp)
trappow.appendhold(uvramp)
repdet.appendhold(uvramp)
trapdet.appendhold(uvramp)
bfield.linear( cnv('bfield', f('UV','uvbfieldf')), uvramp)
#Hold everything for a little more
uvhold = f('UV','uvhold')
motpow.appendhold(uvhold)
reppow.appendhold(uvhold)
trappow.appendhold(uvhold)
repdet.appendhold(uvhold)
trapdet.appendhold(uvhold)
bfield.appendhold(uvhold)
CNCDURATION = DURATION
UVMOTDURATION = DURATION + uvdt + uvmotdt + uvramp
DURATION = UVMOTDURATION + uvhold
#Insert bfield imaging value at release
bfield.linear(cnv('bfield',f(cam,'imgbfield')),0.0)
#Insert AOM imaging values 30us after release
imgdt=0.03
motpow.appendhold(imgdt)
repdet.appendhold(imgdt)
trapdet.appendhold(imgdt)
reppow.appendhold(imgdt)
trappow.appendhold(imgdt)
motpow.linear( cnv('motpow' ,f(cam,'imgpow')), 0.0)
repdet.linear( cnv('repdet' ,f(cam,'imgdetrep')), 0.0)
trapdet.linear(cnv('trapdet',f(cam,'imgdettrap')),0.0)
reppow.linear( cnv('reppow' ,f(cam,'imgpowrep')), 0.0)
trappow.linear(cnv('trappow',f(cam,'imgpowtrap')),0.0)
maxDT = max( motpow.dt(), repdet.dt(), trapdet.dt(), bfield.dt(), reppow.dt(), trappow.dt())
motpow.extend(maxDT)
repdet.extend(maxDT)
trapdet.extend(maxDT)
bfield.extend(maxDT)
reppow.extend(maxDT)
trappow.extend(maxDT)
motpow.fileoutput( 'L:/software/apparatus3/seq/ramps/motpow.txt')
repdet.fileoutput( 'L:/software/apparatus3/seq/ramps/repdet.txt')
trapdet.fileoutput('L:/software/apparatus3/seq/ramps/trapdet.txt')
bfield.fileoutput( 'L:/software/apparatus3/seq/ramps/bfield.txt')
reppow.fileoutput( 'L:/software/apparatus3/seq/ramps/reppow.txt')
trappow.fileoutput('L:/software/apparatus3/seq/ramps/trappow.txt')
return CNCDURATION, DURATION
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
report = gen.getreport()
# 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"])
noatoms = float(report["BASLER"]["noatoms"])
# SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
# Keep ODT on
ODT = gen.bstr("ODT", report)
if ODT == True:
s.digichg("odtttl", 1)
s.wait(20.0)
# LOAD ODT
s, ENDUVMOT = uvcooling.run(s, "BASLER")
s.digichg("uvaom1", 1)
# Insert ODT overlap with UVMOT
overlapdt = float(report["ODT"]["overlapdt"])
s.wait(-overlapdt)
s.digichg("odtttl", 1)
s.wait(overlapdt)
# Leave UVMOT on for state transfer
def run(s,camera):
global report
ss=f('CNC','cncstepsize')
# Cool and Compress MOT
# DURATION 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 = uvRamps(motpow, bfield, ENDCNC)
repdet.extend(ENDUVMOT)
trapdet.extend(ENDUVMOT)
reppow.extend(ENDUVMOT)
trappow.extend(ENDUVMOT)
# Imaging
motpow, repdet, trapdet, reppow, trappow, bfield, maxDT = cnc.imagingRamps(motpow, repdet, trapdet, reppow, trappow, bfield,camera)
uvfppiezo.extend(maxDT)
uvpow.extend(maxDT)
uvpow2.extend(maxDT)
#---Add waveforms to sequence
s.analogwfm_add(ss,[ motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow, uvpow2])
#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, turn off UV
s.wait(ENDUVMOT)
s.digichg('quick',0)
s.digichg('uvaom1',0)
s.digichg('uvaom2',0)
#---Turn red light back on for imaging.
s.digichg('motswitch',1)
#print s.tcur
return s, ENDUVMOT
# PARAMETERS
stepsize = float(report["SEQ"]["stepsize"])
tof = float(report["ANDOR"]["tof"])
exp = float(report["ANDOR"]["exp"])
noatoms = float(report["ANDOR"]["noatoms"])
# SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
s.digichg("odt7595", 0)
# Keep ODT on
ODT = gen.bstr("ODT", report)
if ODT == True:
s.digichg("odtttl", 1)
s.wait(20.0)
# LOAD ODT
s, ENDUVMOT = uvred.run(s, "ANDOR")
s.digichg("uvaom1", 1)
# Insert ODT overlap with UVMOT
overlapdt = float(report["ODT"]["overlapdt"])
s.wait(-overlapdt)
s.digichg("odtttl", 1)
s.digichg("odt7595", 1)
s.wait(overlapdt)
def cncRamps():
# Initialize channels to MOT SS values and with cncstepsize
ss = f('CNC', 'cncstepsize')
motpow = wfm.wave('motpow', f('MOT', 'motpow'), ss)
repdet = wfm.wave('repdet', f('MOT', 'repdetSS'), ss)
trapdet = wfm.wave('trapdet', f('MOT', 'trapdetSS'), ss)
reppow = wfm.wave('reppow', f('MOT', 'reppowSS'), ss)
trappow = wfm.wave('trappow', f('MOT', 'trappowSS'), ss)
bfield = wfm.wave('bfield', f('MOT', 'bfield'), ss)
CNC = gen.bstr('CNC', report)
#If CNC is selected in the report then insert necessary linear ramps
#First ramp bfield
SINH = gen.bstr('sinh', report)
if SINH == True:
bfield.sinhRise(
f('CNC', 'bfieldf') if CNC == True else f('MOT', 'bfield'),
f('CNC', 'dtbfield'),
f('CNC', 'dtbfield') * f('CNC', 'taubfield'))
else:
bfield.linear(
f('CNC', 'bfieldf') if CNC == True else f('MOT', 'bfield'),
f('CNC', 'dtbfield'))
#Hold off start of laser ramps
delay = f('CNC', 'delay')
motpow.appendhold(delay)
repdet.appendhold(delay)
trapdet.appendhold(delay)
reppow.appendhold(delay)
trappow.appendhold(delay)
#Do laser ramps
motpow.linear(
f('CNC', 'motpowf') if CNC == True else f('MOT', 'motpow'),
f('CNC', 'dtmotpow'))
repdet.linear(
f('CNC', 'repdetf') if CNC == True else f('MOT', 'repdetSS'),
f('CNC', 'dtrepdet'))
trapdet.linear(
f('CNC', 'trapdetf') if CNC == True else f('MOT', 'trapdetSS'),
f('CNC', 'dttrapdet'))
reppow.linear(
f('CNC', 'reppowf') if CNC == True else f('MOT', 'reppowSS'),
f('CNC', 'dtreppow'))
trappow.linear(
f('CNC', 'trappowf') if CNC == True else f('MOT', 'trappowSS'),
f('CNC', 'dttrappow'))
#print motpow.dt()
#Extend all ramps to match current total duration
print '...CNC = ' + str(CNC)
ht = (f('CNC', 'holdtime') if CNC == True else 0.0)
#print "holdtime = " + str(ht)
ENDCNC = max(motpow.dt(), repdet.dt(), trapdet.dt(), reppow.dt(),
trappow.dt(), bfield.dt()) + ht
motpow.extend(ENDCNC)
#print motpow.dt()
repdet.extend(ENDCNC)
trapdet.extend(ENDCNC)
bfield.extend(ENDCNC)
reppow.extend(ENDCNC)
trappow.extend(ENDCNC)
maxN = int(math.floor((ENDCNC) / ss)) + 1
#print motpow.dt()
#print reppow.dt()
#print trappow.dt()
#print repdet.dt()
#print trapdet.dt()
#print bfield.dt()
#print uvdet.dt()
#Up to here you have a Cooled and Compressed MOT
#
return motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC
report = gen.getreport()
# PARAMETERS
stepsize = float(report["SEQ"]["stepsize"])
tof = float(report["ANDOR"]["tof"])
exp = float(report["ANDOR"]["exp"])
noatoms = float(report["ANDOR"]["noatoms"])
# SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
# Keep ODT on
ODT = gen.bstr("ODT", report)
if ODT == True:
s.digichg("odtttl", 1)
s.wait(20.0)
ss = float(report["CNC"]["cncstepsize"])
# 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()
motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.statetransfer_F32(
motpow, repdet, trapdet, reppow, trappow, bfield
)
# motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC = cnc.statetransfer_F12(motpow, repdet, trapdet, reppow, trappow, bfield)
camera = "ANDOR"
def cncRamps():
# Initialize channels to MOT SS values and with cncstepsize
ss=f('CNC','cncstepsize')
motpow = wfm.wave('motpow', f('MOT','motpow') ,ss)
repdet = wfm.wave('repdet', f('MOT','repdetSS') ,ss)
trapdet = wfm.wave('trapdet',f('MOT','trapdetSS'),ss)
reppow = wfm.wave('reppow', f('MOT','reppowSS') ,ss)
trappow = wfm.wave('trappow',f('MOT','trappowSS'),ss)
bfield = wfm.wave('bfield', f('MOT','bfield') ,ss)
CNC = gen.bstr('CNC',report)
#If CNC is selected in the report then insert necessary linear ramps
#First ramp bfield
SINH = gen.bstr('sinh',report)
if SINH == True:
bfield.sinhRise(f('CNC','bfieldf') if CNC == True else f('MOT','bfield'), f('CNC','dtbfield'), f('CNC','dtbfield')*f('CNC','taubfield'))
else:
bfield.linear( f('CNC','bfieldf') if CNC == True else f('MOT','bfield'), f('CNC','dtbfield'))
#Hold off start of laser ramps
delay = f('CNC','delay')
motpow.appendhold( delay )
repdet.appendhold( delay )
trapdet.appendhold( delay )
reppow.appendhold( delay )
trappow.appendhold( delay )
#Do laser ramps
motpow.linear( f('CNC','motpowf') if CNC == True else f('MOT','motpow') , f('CNC','dtmotpow'))
repdet.linear( f('CNC','repdetf') if CNC == True else f('MOT','repdetSS') , f('CNC','dtrepdet'))
trapdet.linear( f('CNC','trapdetf') if CNC == True else f('MOT','trapdetSS'), f('CNC','dttrapdet'))
reppow.linear( f('CNC','reppowf') if CNC == True else f('MOT','reppowSS') , f('CNC','dtreppow'))
trappow.linear( f('CNC','trappowf') if CNC == True else f('MOT','trappowSS'), f('CNC','dttrappow'))
#print motpow.dt()
#Extend all ramps to match current total duration
print '...CNC = ' + str(CNC)
ht = (f('CNC','holdtime') if CNC == True else 0.0)
#print "holdtime = " + str(ht)
ENDCNC = max( motpow.dt(), repdet.dt(), trapdet.dt(), reppow.dt(), trappow.dt(), bfield.dt() ) + ht
motpow.extend( ENDCNC)
#print motpow.dt()
repdet.extend( ENDCNC)
trapdet.extend(ENDCNC)
bfield.extend( ENDCNC)
reppow.extend( ENDCNC)
trappow.extend( ENDCNC)
maxN=int(math.floor( (ENDCNC)/ss))+1
#print motpow.dt()
#print reppow.dt()
#print trappow.dt()
#print repdet.dt()
#print trapdet.dt()
#print bfield.dt()
#print uvdet.dt()
#Up to here you have a Cooled and Compressed MOT
#
return motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC
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
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
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
postexp =float(report['BASLER']['postexp'])
backdt =float(report['BASLER']['backdt'])
#Use MOT beams for fluorescence imaging
probe = 'motswitch'
#SEQUENCE
s=seq.sequence(stepsize)
s=gen.initial(s)
uvmotdt = float(report['UV']['uvmotdt'])
s.wait(20.0)
ionize = gen.bstr('ionize',report)
s.digichg('uvaom1',1 if ionize == True else 0)
s.wait(-1.0)
s.wait(uvmotdt)
s, duration = photoion.run(s,'BASLER')
print "Duration = " + str(duration)
s.digichg('uvaom1',0)
#Take fluorescence imaging shot with the MOT beams.
#LET MOT EXPAND
s.digichg('field',0)
s.digichg('motswitch',0)
s.wait(tof)
#PICTURE OF ATOMS
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, repdet, trapdet, reppow, trappow, bfield, ENDUVMOT = uvcooling_repump.uvcoolRamps_repump(
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['ODT']['rampdelay'])
rampbf = float(report['ODT']['rampbf'])
bf = float(report['ODT']['bf'])
feshbachdt = float(report['ODT']['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)
rampupdt = float(report['ODT']['rampupdt'])
updt = float(report['ODT']['updt'])
overshootdt = float(report['ODT']['overshootdt'])
#~ odtpow0 = wfm.wave('odtpow', 0.0, ss)
#~ odtpow0.extend(ENDUVMOT-overlapdt-updt-rampupdt)
#~ odtpow0.odt_linear( 0.0 , f('ODT','odtpow0'), rampupdt)
#~ odtpow0.appendhold( updt)
#~ odtpow0.odt_linear(f('ODT','odtpow0'), f('ODT','odtpow'), overshootdt)
odtpow0 = wfm.wave('odtpow', f('ODT', 'odtpow0'), ss)
odtpow0.extend(ENDUVMOT - overlapdt)
odtpow0.odt_linear(f('ODT', 'odtpow0'), f('ODT', 'odtpow'), overshootdt)
EXTRA = max(
overshootdt - (bfield.dt() - (ENDUVMOT - overlapdt - updt - rampupdt)),
0.0)
print "...EXTRA time to allow for ODT overshoot = %f" % EXTRA
#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
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['UV']['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)
#Turn on UVAOM2
uvreptime = float(report['UV']['uvreptime'])
s.wait(uvreptime)
s.digichg('uvaom2', 1)
#Tur off RED light
s.digichg('motswitch', 0)
s.digichg('motshutter', 1)
s.wait(-uvreptime)
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'])
uvhold = float(report['UV']['uvhold'])
s.wait(-pumptime)
s.digichg('uvaom2', 0)
s.wait(pumptime)
#Leave UVMOT on for state transfer
fstatedt = float(report['ODT']['fstatedt'])
s.wait(fstatedt)
s.digichg('uvaom1', 0)
s.wait(-fstatedt)
#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)
#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 + EXTRA
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s=seq.sequence(stepsize)
s=gen.initial(s)
s.digichg('odt7595',0)
#Keep ODT on
ODT = gen.bstr('ODT',report)
if ODT == True:
s.digichg('odtttl',1)
s.wait(20.0)
#LOAD ODT
s, ENDUVMOT = uvred.run(s,'ANDOR')
s.digichg('uvaom1',1)
#Insert ODT overlap with UVMOT
overlapdt = float(report['ODT']['overlapdt'])
s.wait(-overlapdt)
s.digichg('odtttl',1)
s.digichg('odt7595',1)
s.wait(overlapdt)
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 = uvcooling.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 while UV cools in trap
overlapdt = float(report['ODT']['overlapdt'])
rampdelay = float(report['ODT']['rampdelay'])
rampbf = float(report['ODT']['rampbf'])
bf = float(report['ODT']['bf'])
holdbf = float(report['ODT']['holdbf'])
switchdt = float(report['FESHBACH']['switchdt'])
offdelay = float(report['FESHBACH']['offdelay'])
quickdelay = float(report['FESHBACH']['quickdelay'])
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.appendhold(holdbf)
bfield.linear(0.0, 0.0)
ENDBFIELD=(rampdelay+rampbf+holdbf-overlapdt)
bfield.appendhold(-ENDBFIELD+offdelay+2*switchdt+quickdelay+switchdelay)
bfield.linear(bias,biasrampdt)
#Add waveforms to sequence
s.analogwfm_add(ss,[ motpow, repdet, trapdet, bfield, reppow, trappow, uvfppiezo, uvpow])
#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['UV']['uvtime'])
s.wait(ENDCNC)
s.digichg('quick',0)
s.wait(uvtime)
s.digichg('uvaom1',1)
s.wait(-uvtime - ENDCNC)
#Go to MOT release time
s.wait(ENDUVMOT)
s.digichg('quick',0)
#Leave UVMOT on for state transfer
fstatedt = float(report['ODT']['fstatedt'])
s.wait(fstatedt)
s.digichg('uvaom1',0)
s.wait(-fstatedt)
#RELEASE FROM MOT
waitshutter=5.0
s.wait(waitshutter)
s.digichg('uvshutter',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'])
s.wait(-overlapdt)
s.digichg('odtttl',1)
s.digichg('odt7595',1)
feshbachdt = rampdelay + rampbf + holdbf
s.wait( feshbachdt )
s.digichg('feshbach',1)
s.wait(overlapdt - feshbachdt)
s.wait(offdelay)
s.wait(2*switchdt)
s.wait(quickdelay)
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)
#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
return s, toENDBFIELD
import seq, wfm, gen, cnc, uvcooling, odt, andor
report=gen.getreport()
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s=seq.sequence(stepsize)
s=gen.initial(s)
#Keep ODT on
ODT = gen.bstr('ODT',report)
if ODT == True:
s.digichg('odtttl',1)
s.wait(20.0)
ss=float(report['CNC']['cncstepsize'])
# Cool and Compress MOT
# DURATION 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 = uvcooling.uvcoolRamps(motpow, repdet, trapdet, reppow, trappow, bfield, ENDCNC)
# Optical pumping
motpow, repdet, trapdet, reppow, trappow, bfield, ENDPUMPING= cnc.statetransfer_wprobe(motpow, repdet, trapdet, reppow, trappow, bfield)
s.wait(tof)
# ~ braggtime=0.15
# ~ waittime=1.0
# ~ s.wait(-braggtime-waittime)
# ~ s.digichg('bragg',1)
# ~ s.wait(braggtime)
# ~ s.digichg('bragg',0)
# ~ s.wait(waittime)
# TAKE PICTURES
light = "probe"
# light = 'motswitch'
# light = 'bragg'
trap_on_picture = 1
kinetics = gen.bstr("Kinetics", report)
print "...kinetics = " + str(kinetics)
if kinetics == True:
s, SERIESDT = andor.KineticSeries4(s, exp, light, noatoms, trap_on_picture)
else:
s, SERIESDT = andor.FKSeries2(s, stepsize, exp, light, noatoms, trap_on_picture)
# After taking a picture sequence returns at time of the last probe strobe
# Wait 30ms to get past the end
s.wait(30.0)
s = gen.shutdown(s)
s.digichg("odtttl", 0)
s.digichg("odt7595", 0)
import seqconf
import seq, wfm, gen, cnc, andor
report = gen.getreport()
#PARAMETERS
stepsize = float(report['SEQ']['stepsize'])
tof = float(report['ANDOR']['tof'])
exp = float(report['ANDOR']['exp'])
noatoms = float(report['ANDOR']['noatoms'])
#SEQUENCE
s = seq.sequence(stepsize)
s = gen.initial(s)
#Keep ODT on
ODT = gen.bstr('ODT', report)
if ODT == True:
s.digichg('odtttl', 1)
s.wait(20.0)
#LOAD ODT
s, ENDCNC = cnc.run(s, 'ANDOR')
#Insert ODT overlap
overlapdt = float(report['ODT']['overlapdt'])
s.wait(-overlapdt)
s.digichg('odtttl', 1)
s.wait(overlapdt)
#Flash UVMOT for state transfer
#~ fstatedt = float(report['ODT']['fstatedt'])
# Set uv1freq for lightshift probing
freq=float(report['UVLIGHTSHIFT']['freq'])
uv1freq = wfm.wave('uv1freq',cnv('uv1freq',freq),ss)
uv1freq.extend(maxDT)
#Add waveforms to sequence
s.analogwfm_add(ss,[motpow,repdet,trapdet,bfield,reppow,trappow,uv1freq])
#wait normally rounds down using floor, here the duration is changed before so that
#the wait is rounded up
ENDCNC = ss*math.ceil(ENDCNC/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)
#Go to MOT release time and set QUICK back to low
s.wait(ENDCNC)
s.digichg('quick',0)
#RELEASE FROM MOT
s.digichg('motswitch',0)
s.digichg('motshutter',1)
s.digichg('field',0)
freedt=float(report['UVLIGHTSHIFT']['freedt'])
pulse = float(report['UVLIGHTSHIFT']['pulse'])
s.wait(freedt)
#WAIT IN TRAP AND THEN RELEASE FROM IR TRAP
trapdt = float(report['UVLS']['trapdt'])
s.wait( trapdt)
lstof = float(report['UVLS']['lstof'])
s.digichg('odtttl',0)
s.wait(lstof)
#TAKE PICTURES
light = 'probe'
#light = 'motswitch'
#light = 'bragg'
trap_on_picture = 1
kinetics = gen.bstr('Kinetics',report)
print '...kinetics = ' + str(kinetics)
if kinetics == True:
s,SERIESDT = andor.KineticSeries4(s,exp,light,noatoms, trap_on_picture)
else:
s,SERIESDT = andor.FKSeries2(s,stepsize,exp,light,noatoms, trap_on_picture)
#After taking a picture sequence returns at time of the last probe strobe
#Wait 30ms to get past the end
s.wait(30.0)
s=gen.shutdown(s)
s.digichg('odtttl',0)
s.digichg('odt7595',0)
def constructLoadRamps(cam):
global report
# Initialize channels to MOT SS values and with cncstepsize
ss = f('CNC', 'cncstepsize')
motpow = wfm.wave(cnv('motpow', f('MOT', 'motpow')), ss)
repdet = wfm.wave(cnv('repdet', f('MOT', 'repdetSS')), ss)
trapdet = wfm.wave(cnv('trapdet', f('MOT', 'trapdetSS')), ss)
reppow = wfm.wave(cnv('reppow', f('MOT', 'reppowSS')), ss)
trappow = wfm.wave(cnv('trappow', f('MOT', 'trappowSS')), ss)
bfield = wfm.wave(cnv('bfield', f('MOT', 'bfield')), ss)
CNC = gen.bstr('CNC', report)
#If CNC is selected in the report then insert necessary linear ramps
#First ramp bfield
SINH = gen.bstr('sinh', report)
if SINH == True:
bfield.sinhRise(
cnv('bfield', f('CNC', 'bfieldf')) if CNC == True else cnv(
'bfield', f('MOT', 'bfield')), f('CNC', 'dtbfield'),
f('CNC', 'dtbfield') * f('CNC', 'taubfield'))
else:
bfield.linear(
cnv('bfield', f('CNC', 'bfieldf')) if CNC == True else cnv(
'bfield', f('MOT', 'bfield')), f('CNC', 'dtbfield'))
#Hold off start of laser ramps
delay = f('CNC', 'delay')
motpow.appendhold(delay)
repdet.appendhold(delay)
trapdet.appendhold(delay)
reppow.appendhold(delay)
trappow.appendhold(delay)
#Do laser ramps
motpow.linear(
cnv('motpow', f('CNC', 'motpowf')) if CNC == True else cnv(
'motpow', f('MOT', 'motpow')), f('CNC', 'dtmotpow'))
repdet.linear(
cnv('repdet', f('CNC', 'repdetf')) if CNC == True else cnv(
'repdet', f('MOT', 'repdetSS')), f('CNC', 'dtrepdet'))
trapdet.linear(
cnv('trapdet', f('CNC', 'trapdetf')) if CNC == True else cnv(
'trapdet', f('MOT', 'trapdetSS')), f('CNC', 'dttrapdet'))
reppow.linear(
cnv('reppow', f('CNC', 'reppowf')) if CNC == True else cnv(
'reppow', f('MOT', 'reppowSS')), f('CNC', 'dtreppow'))
trappow.linear(
cnv('trappow', f('CNC', 'trappowf')) if CNC == True else cnv(
'trappow', f('MOT', 'trappowSS')), f('CNC', 'dttrappow'))
print motpow.dt()
#Extend all ramps to match current total duration
print CNC
lifetime = gen.bstr('Lifetime', report)
ht = (f('CNC', 'holdtime') if CNC == True or lifetime == True else 0.0)
print "holdtime = " + str(ht)
DURATION = max(motpow.dt(), repdet.dt(), trapdet.dt(), reppow.dt(),
trappow.dt(), bfield.dt()) + ht
#DURATION = DURATION + ht
motpow.extend(DURATION)
print motpow.dt()
repdet.extend(DURATION)
trapdet.extend(DURATION)
bfield.extend(DURATION)
reppow.extend(DURATION)
trappow.extend(DURATION)
maxN = int(math.floor((DURATION) / ss)) + 1
#print motpow.dt()
#print reppow.dt()
#print trappow.dt()
#print repdet.dt()
#print trapdet.dt()
#print bfield.dt()
#print uvdet.dt()
#Up to here you have a Cooled and Compressed MOT
#
#Ramp down things quickly to UV values
uvdt = f('UV', 'dt')
motpow.linear(cnv('motpow', f('UV', 'uvmotpow')), uvdt)
reppow.linear(cnv('reppow', f('UV', 'uvreppow')), uvdt)
trappow.linear(0.0, uvdt)
repdet.linear(cnv('repdet', f('UV', 'uvrepdet')), uvdt)
trapdet.linear(cnv('trapdet', f('UV', 'uvtrapdet')), uvdt)
bfield.linear(cnv('bfield', f('UV', 'uvbfield')), uvdt)
#Hold UV MOT for uvmotdt
uvmotdt = f('UV', 'uvmotdt')
motpow.appendhold(uvmotdt)
reppow.appendhold(uvmotdt)
trappow.appendhold(uvmotdt)
repdet.appendhold(uvmotdt)
trapdet.appendhold(uvmotdt)
bfield.appendhold(uvmotdt)
#Ramp up the bfield during uvramp
uvramp = f('UV', 'uvramp')
motpow.appendhold(uvramp)
reppow.appendhold(uvramp)
trappow.appendhold(uvramp)
repdet.appendhold(uvramp)
trapdet.appendhold(uvramp)
bfield.linear(cnv('bfield', f('UV', 'uvbfieldf')), uvramp)
#Hold everything for a little more
uvhold = f('UV', 'uvhold')
motpow.appendhold(uvhold)
reppow.appendhold(uvhold)
trappow.appendhold(uvhold)
repdet.appendhold(uvhold)
trapdet.appendhold(uvhold)
bfield.appendhold(uvhold)
CNCDURATION = DURATION
UVMOTDURATION = DURATION + uvdt + uvmotdt + uvramp
DURATION = UVMOTDURATION + uvhold
#Insert bfield imaging value at release
bfield.linear(cnv('bfield', f(cam, 'imgbfield')), 0.0)
#Insert AOM imaging values 30us after release
imgdt = 0.03
motpow.appendhold(imgdt)
repdet.appendhold(imgdt)
trapdet.appendhold(imgdt)
reppow.appendhold(imgdt)
trappow.appendhold(imgdt)
motpow.linear(cnv('motpow', f(cam, 'imgpow')), 0.0)
repdet.linear(cnv('repdet', f(cam, 'imgdetrep')), 0.0)
trapdet.linear(cnv('trapdet', f(cam, 'imgdettrap')), 0.0)
reppow.linear(cnv('reppow', f(cam, 'imgpowrep')), 0.0)
trappow.linear(cnv('trappow', f(cam, 'imgpowtrap')), 0.0)
maxDT = max(motpow.dt(), repdet.dt(), trapdet.dt(), bfield.dt(),
reppow.dt(), trappow.dt())
motpow.extend(maxDT)
repdet.extend(maxDT)
trapdet.extend(maxDT)
bfield.extend(maxDT)
reppow.extend(maxDT)
trappow.extend(maxDT)
motpow.fileoutput('L:/software/apparatus3/seq/ramps/motpow.txt')
repdet.fileoutput('L:/software/apparatus3/seq/ramps/repdet.txt')
trapdet.fileoutput('L:/software/apparatus3/seq/ramps/trapdet.txt')
bfield.fileoutput('L:/software/apparatus3/seq/ramps/bfield.txt')
reppow.fileoutput('L:/software/apparatus3/seq/ramps/reppow.txt')
trappow.fileoutput('L:/software/apparatus3/seq/ramps/trappow.txt')
return CNCDURATION, DURATION