def do_set_recording(self, val):
if not self._recording and val:
self._recording = val
self._T0 = time.time()
self._data = qt.Data(name=self._name)
self._data.add_coordinate('time')
self._data.add_value('level He1')
self._data.add_value('level He2')
self._data.add_value('temperature_lt2')
self._data.add_value('He1 consumption')
self._data.add_value('He2 consumption')
if self._monitor_lt1:
self._data.add_value('temperature_lt1_A')
self._data.add_value('temperature_lt1_B')
self._data.create_file()
self._plt = qt.Plot2D(self._data,
'ro',
name=self._name,
coorddim=0,
valdim=1,
clear=True)
self._plt.add(self._data, 'bo', coorddim=0, valdim=2)
self._plt.add(self._data, 'k-', coorddim=0, valdim=3, right=True)
if self._monitor_lt1:
self._plt.add(self._data,
'g-',
coorddim=0,
valdim=6,
right=True)
self._plt.add(self._data,
'y+',
coorddim=0,
valdim=7,
right=True)
self._plt.set_xlabel('time (hours)')
self._plt.set_ylabel('filling level (cm)')
self._plt.set_y2label('T (K)')
self._plt_rates = qt.Plot2D(self._data,
'ro',
name=self._name + '_He_consumption',
coorddim=0,
valdim=4,
clear=True)
self._plt_rates.add(self._data, 'bo', coorddim=0, valdim=5)
self._plt_rates.set_xlabel('time (hours)')
self._plt_rates.set_ylabel('consumption (cm/h)')
self._rate_update_interval = 1 # hours
self._rate_times = []
self._rate_levels1 = []
self._rate_levels2 = []
elif self._recording and not val:
self._recording = val
self._data.close_file()
def example3(x_vec=numpy.linspace(0,10,10), y_vec=numpy.linspace(0,10,50)):
'''
To run the function type in the terminal:
measure_module.example3()
'''
qt.mstart()
data = qt.Data(name='testmeasurement')
data.add_coordinate('x')
data.add_coordinate('y')
data.add_value('z1')
data.add_value('z2')
data.add_value('z3')
data.create_file()
plot2d_1 = qt.Plot2D(data, name='2D_1', coorddim=1, valdim=2)
plot2d_2 = qt.Plot2D(data, name='2D_2', coorddim=1, valdim=2, maxtraces=1)
plot2d_3 = qt.Plot2D(data, name='2D_3', coorddim=1, valdim=2, maxtraces=1)
plot2d_3.add_data(data, coorddim=1, valdim=3, maxtraces=1)
plot2d_3.add_data(data, coorddim=1, valdim=4, maxtraces=1)
plot2d_4 = qt.Plot2D(data, name='2D_4', coorddim=1, valdim=2, mintime=0.3)
plot2d_5 = qt.Plot2D(data, name='2D_5', coorddim=1, valdim=2, autoupdate=False)
plot3d_1 = qt.Plot3D(data, name='3D_1', style='image')
plot3d_2 = qt.Plot3D(data, name='3D_2', style='image', coorddims=(1,0), valdim=4)
for x in x_vec:
for y in y_vec:
z1 = numpy.sin(x+y)
z2 = numpy.cos(x+y)
z3 = numpy.sin(x+2*y)
data.add_data_point(x, y, z1, z2, z3)
if z1>0:
plot2d_5.update()
qt.msleep(0.1)
data.new_block()
plot2d_1.save_png()
plot2d_1.save_gp()
plot3d_2.save_png()
plot3d_2.save_gp()
data.close_file()
qt.mend()
def createplots(settings):
# The next command will actually create the dirs and files, based
# on the information provided above. Additionally a settingsfile
# is created containing the current settings of all the instruments.
data.create_file()
# Next two plot-objects are created. First argument is the data object
# that needs to be plotted. To prevent new windows from popping up each
# measurement a 'name' can be provided so that window can be reused.
# If the 'name' doesn't already exists, a new window with that name
# will be created. For 3d plots, a plotting style is set.
if settings['plot2d'][0] and settings['input'][0] != 0:
global plot2d1
plot2d1 = (qt.Plot2D(data,
name='measure2D_%s' % (settings['inputlabel'][0]),
coorddim=0,
valdim=settings['number_of_sweeps'],
maxtraces=2))
if settings['plot3d'][0] and settings['number_of_sweeps'] > 1 and settings[
'input'][0] != 0:
global plot3d1
plot3d1 = (qt.Plot3D(data,
name='measure3D_%s' % (settings['inputlabel'][0]),
coorddims=(0, 1),
valdim=settings['number_of_sweeps'],
style='image'))
if settings['plot2d'][1] and settings['input'][1] != 0:
global plo2d2
plot2d2 = qt.Plot2D(data,
name='measure2D_%s' % (settings['inputlabel'][1]),
coorddim=0,
valdim=settings['number_of_sweeps'] + 1,
maxtraces=2)
if settings['plot3d'][1] and settings['number_of_sweeps'] > 1 and settings[
'input'][1] != 0:
global plot3d2
plot3d2 = qt.Plot3D(data,
name='measure3D_%s' % (settings['inputlabel'][1]),
coorddim=(0, 1),
valdim=settings['number_of_sweeps'] + 1,
style='image')
if settings['plot2d'][2] and settings['input'][2] != 0:
global plot2d3
plot2d3 = qt.Plot2D(data,
name='measure2D_%s' % (settings['inputlabel'][2]),
coorddim=0,
valdim=settings['number_of_sweeps'] + 2,
maxtraces=2)
if settings['plot3d'][2] and settings['number_of_sweeps'] > 1 and settings[
'input'][2] != 0:
global plot3d3
plot3d3 = qt.Plot3D(data,
name='measure3D_%s' % (settings['inputlabel'][2]),
coorddim=(0, 1),
valdim=settings['number_of_sweeps'] + 2,
style='image')
def mstart(runtime):
qt.mstart()
#filename = 'values1_test'
data = qt.Data(name='test_file1')
data.add_coordinate('time [s]')
data.add_value(rigol.get_function()[1:-1] + ' e-12')
data.create_file()
x_vec = 0
#runtime = 5
plot = qt.Plot2D(data, name='test_file1', coorddim=0, valdim=1)
print 'Measure ' + rigol.get_function()[1:-1]
sleep(2.00)
rigol.set_disp_off()
tstart = time()
while x_vec < runtime:
x_vec = time() - tstart
y_vec = float(rigol.value()[13:]) * 1e12
data.add_data_point(x_vec, y_vec)
sleep(0.01) #wait 10 usec
print x_vec, y_vec
data.close_file()
qt.mend()
rigol.set_disp_on()
print 'finished'
def start(self):
self._t0 = time.time()
self.set_is_running(True)
self._value = 0
self._time = 0
self._integral = 0
self._prev_value = 0
self._prev_prev_value = 0
self._prev_time = 0
self._dat = qt.Data(name=self._name)
self._dat.add_coordinate('time')
self._dat.add_value('frequency')
self._dat.add_value('setpoint')
self._dat.add_value('control parameter')
self._dat.create_file()
self._plt = qt.Plot2D(self._dat,
'r-',
name=self._name,
coorddim=0,
valdim=1,
maxpoints=100,
clear=True)
self._plt.add(self._dat, 'b-', coorddim=0, valdim=2, maxpoints=100)
if not (self._get_stabilizor == None):
self._stabilizor_value = self._get_stabilizor()
self.get_control_parameter()
gobject.timeout_add(int(self._read_interval * 1e3), self._update)
def No_B_field():
append = '_Vb%smV' % Vb_start + '_Vg%sV' % Vg_start #+'_B8T'
data = qt.Data(name=filename + append)
tstr = strftime('%H%M%S_', data._localtime)
data.add_coordinate('Vb (mV)') #parameter to step
data.add_coordinate('Vg (V)') #parameter to sweep
data.add_value('I (nA)') #parameter to readout
data.create_file(settings_file=False)
plot2d = qt.Plot2D(data, coorddim=1, valdim=2, traceofs=0)
plot3d = qt.Plot3D(data, coorddims=(0, 1), valdim=2)
for Vb in Vb_vec:
ramp(vi, 'Vb', 0, bias_step_init, bias_time)
ramp(vi, 'Vg', 0, gate_step_init, gate_time)
qt.msleep(300)
ramp(vi, 'Vg', Vg_start, gate_step_init, gate_time)
ramp(vi, 'Vb', Vb, bias_step_init, bias_time)
qt.msleep(0.05)
for Vg in Vg_vec:
ramp(vi, 'Vg', Vg, gate_step, gate_time)
qt.msleep(0.05)
I = vm.get_readval() / IV_gain * unit
data.add_data_point(Vb, Vg, I)
data.new_block()
spyview_process(data, Vg_start, Vg_stop, Vb)
plot3d.save_png(filepath=directory + '\\' + tstr + filename + append)
data.close_file()
def B_field():
append = '_Vb%smV' % Vb_start + '_Vg%sV' % Vg_start + '_B%sT' % abs(
B_stop) #to do: for loop for B_vec
data = qt.Data(name=filename + '_G{0:.0e}'.format(IV_gain))
data.add_coordinate('Vg (V)') #parameter to step
data.add_coordinate('Vb (mV)') #parameter to sweep
data.add_value('I (nA)') #parameter to readout
data.create_file(settings_file=False)
plot2d = qt.Plot2D(data, coorddim=1, valdim=2, traceofs=0)
plot3d = qt.Plot3D(data, coorddims=(0, 1), valdim=2)
for B in B_vec:
ramp_B(B)
for Vg in Vg_vec:
ramp(vi, 'Vb', Vb_start, bias_step_init, bias_time)
ramp(vi, 'Vg', Vg, gate_step, gate_time)
qt.msleep(0.010)
for Vb in Vb_vec:
ramp(vi, 'Vb', Vb, bias_step, bias_time)
qt.msleep(0.025)
I = vm.get_readval() / IV_gain * unit
data.add_data_point(Vg, Vb, I)
qt.msleep(0.005)
data.new_block()
spyview_process(data, Vb_start, Vb_stop, Vg)
plot3d.save_png(filepath=directory + '\\' + filename +
'_G{0:.0e}'.format(IV_gain))
data.new_block()
data.new_block()
data.close_file()
def plot_scan(name, x, y, fit_func=None):
dat = qt.Data(name='DM_sweep_curve_' + name)
dat.create_file()
dat.add_coordinate('Voltage [percentage of V max]')
dat.add_value('Counts [Hz]')
if fit_func != None:
dat.add_value('Fit')
fd = fit_func(x)
plt = qt.Plot2D(dat,
'rO',
name='Optimization curve',
coorddim=0,
valdim=1,
clear=True)
plt.add_data(dat, coorddim=0, valdim=2)
plt.set_plottitle(dat.get_time_name())
if fit_func != None:
dat.add_data_point(x, y, fd)
else:
dat.add_data_point(x, y)
plt.set_legend(False)
plt.save_png(dat.get_filepath()[:-3] + '.png')
dfp = dat.get_filepath()
dat.close_file()
return dfp
def start(self):
self._t0 = time.time()
self.set_is_running(True)
self._value = 0
self._time = 0
self._integral = 0
self._prev_value = 0
self._prev_time = 0
self._dat = qt.Data(name=self._name)
self._dat.add_coordinate('time')
self._dat.add_value('frequency')
self._dat.add_value('setpoint')
self._dat.add_value('control parameter')
self._dat.create_file()
self._plt = qt.Plot2D(self._dat, 'kO', name=self._name, coorddim=0,
valdim=1, maxpoints=100, clear=True)
self._plt.add(self._dat, 'b-', coorddim=0, valdim=2, maxpoints=100)
# self._thread = ControlThread()
# self._thread.instrument = qt.instruments[self._name]
# self._thread.interval = self.get_read_interval()
# self._thread.start()
#
gobject.timeout_add(int(self._read_interval*1e3), self._update)
def run(self, autoconfig=True, setup=True):
if autoconfig:
self.autoconfig()
if setup:
self.setup()
self.dat = qt.Data(name=self.name +
'_data') #, inmem=True, infile=False )
self.dat.add_coordinate('Voltage [V]')
self.dat.add_coordinate('Frequency [GHz]')
self.dat.add_value('Counts [Hz]')
self.dat.create_file(
filepath=os.path.splitext(self.h5data.filepath())[0] + '.dat')
self.plt = qt.Plot2D(self.dat,
'r-',
name='laser_scan',
coorddim=1,
valdim=2,
clear=True)
if self.params['plot_voltage']:
self.plt.add_data(self.dat, coorddim=1, valdim=0, right=True)
self.start_adwin_process(stop_processes=['counter'])
qt.msleep(1)
self.start_keystroke_monitor('abort', timer=False)
prev_px_clock = 0
aborted = False
while self.adwin_process_running():
self._keystroke_check('abort')
if self.keystroke('abort') in ['q', 'Q']:
print 'aborted.'
aborted = True
self.stop_keystroke_monitor('abort')
break
px_clock = self.adwin_var('pixel_clock')
start = prev_px_clock + 1
length = px_clock - prev_px_clock
if length > 0:
f = self.adwin_var(('laser_frequencies', start, length))
valid_range = f > -3000
v = self.adwin_var(('voltages', start, length))
cs = self.adwin_var(('counts', start, length))
c = (cs[0] + cs[1]) / (self.params['pixel_time'] * 1.e-6)
if np.sum(valid_range) > 1:
self.dat.add_data_point(v[valid_range], f[valid_range],
c[valid_range])
prev_px_clock = px_clock
qt.msleep(0.2)
self.plt.update()
try:
self.stop_keystroke_monitor('abort')
except KeyError:
pass # means it's already stopped
self.stop_adwin_process()
return not (aborted)
def _create_data_plots(self,name):
qtdata = qt.Data(name = name)
qtdata.add_coordinate('Degrees')
qtdata.add_value('Counts')
dataplot = qt.Plot2D(qtdata, 'rO', name = name, coorddim = 0,
valdim = 1, clear = True)
dataplot.add(qtdata, 'b-', coorddim = 0, valdim = 2)
return qtdata, dataplot
def calibrate(self, steps): # calibration values in uW
rng = arange(0,steps)
x = zeros(steps,dtype = float)
y = zeros(steps,dtype = float)
self.apply_voltage(0)
self._ins_pm.set_wavelength(self._wavelength*1e9)
time.sleep(2)
bg = self._ins_pm.get_power()
print 'background power: %.4f uW' % (bg*1e6)
time.sleep(2)
V_max = self.get_V_max()
V_min = self.get_V_min()
if V_max + V_min < 0: rng=flipud(rng)
for a in rng:
x[a] = a*(V_max-V_min)/float(steps-1)+V_min
self.apply_voltage(x[a])
time.sleep(1)
y[a] = self._ins_pm.get_power() - bg
print 'measured power at %.2f V: %.4f uW' % \
(a*(V_max-V_min)/float(steps-1)+V_min, y[a]*1e6)
#x= x*(V_max-V_min)/float(steps-1)+V_min
a, xc, k = copysign(max(y), V_max + V_min), copysign(.5, V_max + V_min), copysign(5., V_max + V_min)
fitres = fit.fit1d(x,y, common.fit_AOM_powerdependence,
a, xc, k, do_print=True, do_plot=False, ret=True)
fd = zeros(len(x))
if type(fitres) != type(False):
p1 = fitres['params_dict']
self.set_cal_a(p1['a'])
self.set_cal_xc(p1['xc'])
self.set_cal_k(p1['k'])
fd = fitres['fitdata']
else:
print 'could not fit calibration curve!'
dat = qt.Data(name= 'aom_calibration_'+self._name+'_'+\
self._cur_controller)
dat.add_coordinate('Voltage [V]')
dat.add_value('Power [W]')
dat.add_value('fit')
dat.create_file()
plt = qt.Plot2D(dat, 'rO', name='aom calibration', coorddim=0, valdim=1,
clear=True)
plt.add_data(dat, coorddim=0, valdim=2)
dat.add_data_point(x,y,fd)
dat.close_file()
plt.save_png(dat.get_filepath()+'png')
self.save_cfg()
print (self._name+' calibration finished')
def full_measure2d(coordinate, value, measure_fn, measure_args):
#set up data object and plot:
qt.mstart()
out = measure_fn(*measure_args) #actual measurement
data = qt.Data(name=measure_args[5])
data.add_coordinate('frequency [MHz]')
data.add_value('magnitude [dBm]')
data.create_file()
plot2d = qt.Plot2D(data, name='measure2D')
data.add_data_point(out[0], out[1])
data.close_file()
qt.mend()
return out
def start(self):
if not self._is_running:
self._t0 = time.time()
for p in self._monitor_pars:
n = self._monitor_pars[p]['name']
self._monitor_pars[p]['data'] = qt.Data(
name='{}_Par{}_{}'.format(self.name, p, n))
self._monitor_pars[p]['data'].add_coordinate('time')
self._monitor_pars[p]['data'].add_value('value')
self._monitor_pars[p]['plot'] = qt.Plot2D(
self._monitor_pars[p]['data'],
name='Par{}_{}'.format(p, n),
coorddim=0,
valdim=1,
maxpoints=100,
clear=True)
for fp in self._monitor_fpars:
n = self._monitor_fpars[fp]['name']
self._monitor_fpars[fp]['data'] = qt.Data(
name='{}_FPar{}_{}'.format(self.name, fp, n))
self._monitor_fpars[fp]['data'].add_coordinate('time')
self._monitor_fpars[fp]['data'].add_value('value')
self._monitor_fpars[fp]['plot'] = qt.Plot2D(
self._monitor_fpars[fp]['data'],
name='FPar{}_{}'.format(fp, n),
coorddim=0,
valdim=1,
maxpoints=100,
clear=True)
self._is_running = True
gobject.timeout_add(int(self._update_interval * 1e3), self._update)
def fidelities(fid_ms0, fid_ms1):
"""
Performs the analysis for two SSROs with ms=0/1, and
plots the total measurement fidelity (F) in dependence of the RO time.
The two measurements need to fit (same nr of points, points matching)
Parameters: The two respective npz files from the analysis of the single
SSRO measurements.
returns F, error of F
"""
d_ms0 = np.load(fid_ms0)
d_ms1 = np.load(fid_ms1)
times = d_ms0['time']
fid0 = d_ms0['fid']
fid0_err = d_ms0['fid_error']
fid1 = d_ms1['fid']
fid1_err = d_ms1['fid_error']
F = (fid0 + fid1)/2.
F_err = np.sqrt(fid0_err**2 + fid1_err**2)
F_max = max(F)
t_max = times[F.argmax()]
plot1 = qt.Plot2D(name='fid',clear=True)
plot1.clear()
plot1.add(times, F, 'or', title = 'total')
plot1.add(times, fid1, 'og',title = 'ms = 1')
plot1.add(times, fid0, 'og',title= 'ms = 0')
plot1.set_plottitle("max. F=%.2f at t=%.2f us" % (F_max, t_max))
plot1.set_xlabel('Read-out time (us)')
plot1.set_ylabel('Fidelity')
plot1.set_yrange(0.46,1.09)
print "max. F=%.2f at t=%.2f us" % (F_max, t_max)
f={"times" : times,
"t_max" : t_max,
"fidelity" : F,
"fid0" : fid0,
"fid1" : fid1,
"f_err" : F_err,
"fid0_err" : fid0_err,
"fid1_err" : fid1_err,
"f_max" : F_max,
}
return f, plot1
def measure(self,name):
# create data object
qt.mstart()
self.ins_smb.set_iq('off')
self.ins_smb.set_pulm('off')
self.ins_smb.set_power(self.MW_power)
self.ins_smb.set_status('on')
qt.msleep(0.2)
self.ins_counters.set_is_running(0)
total_cnts = np.zeros(self.steps)
for cur_rep in range(self.reps):
for i,cur_f in enumerate(self.f_list):
self.ins_smb.set_frequency(cur_f)
qt.msleep(0.05)
total_cnts[i]+=self.ins_adwin.measure_counts(self.int_time)[self.counter-1]
# qt.msleep(0.01)
p_c = qt.Plot2D(self.f_list, total_cnts, 'bO-', name='ESR', clear=True)
if (msvcrt.kbhit() and (msvcrt.getch() == 'q')): break
print cur_rep
self.ins_smb.set_status('off')
d = qt.Data(name=name)
d.add_coordinate('frequency [GHz]')
d.add_value('counts')
d.create_file()
filename=d.get_filepath()[:-4]
d.add_data_point(self.f_list, total_cnts)
pqm.savez(filename,freq=self.f_list,counts=total_cnts)
d.close_file()
#p_c = qt.Plot2D(d, 'bO-', coorddim=0, name='ESR', valdim=1, clear=True)
p_c.save_png(filename+'.png')
p_c.clear()
p_c.quit()
qt.mend()
self.ins_counters.set_is_running(1)
return total_cnts, self.f_list
def start(self):
if self.get_is_running():
print self.get_name() + ': ALREADY RUNNING'
return False
self.set_is_running(True)
self._error = 0.
self._derivator = 0.
self._integrator = 0.
self._values = [0]
self._fine_setpoint = 0
self._read_counter = -1
self._t0 = time.time()
if self.get_do_save_data():
self._dat = qt.Data(name=self._name)
self._dat.add_coordinate('time')
self._dat.add_value('raw frequency')
self._dat.add_value('avg frequency')
self._dat.add_value('setpoint')
self._dat.add_value('control parameter')
self._dat.create_file()
if self.get_do_plot():
self._plt = qt.Plot2D(self._dat,
'r-',
name=self._name,
coorddim=0,
valdim=1,
maxpoints=100,
clear=True)
self._plt.add(self._dat,
'b-',
coorddim=0,
valdim=2,
maxpoints=100)
self._plt.add(self._dat,
'k-',
coorddim=0,
valdim=3,
maxpoints=100)
if not (self._get_stabilizor == None):
self._stabilizor_value = self._get_stabilizor()
self.get_control_parameter()
self.get_control_parameter_coarse()
gobject.timeout_add(int(self._read_interval * 1e3), self._update)
def plot2d(self, coorddim=0, valdim=0, traceofs=0, **kwargs):
if valdim == 0:
valdim = len(self._coords)
name = kwargs.get('name', self._name)
try:
del kwargs['name']
except:
pass
if name in self._plots:
self._plots[name].update()
else:
self._plots[name] = qt.Plot2D(self._data,
name=name,
coorddim=coorddim,
valdim=valdim,
traceofs=traceofs,
**kwargs)
def do_set_recording(self, val):
if not self._recording and val:
self._recording = val
self._T0 = time.time()
self._data = qt.Data(name=self.get_name())
self._data.add_coordinate('time')
self._data.add_value('Platform_Temperature')
self._data.create_file()
self._plt = qt.Plot2D(self._data, 'ro', name=self.get_name(),
coorddim=0, valdim=1, clear=True)
self._plt.set_xlabel('time (hours)')
self._plt.set_ylabel('Platform Temperature (K)')
elif self._recording and not val:
self._recording = val
self._data.close_file()
def example1(f_vec, b_vec):
'''
this example is exactly the same as 'basic_measure_script.py'
but now made into a function. The main advantage is that now
the parameters f_vec and b_vec can be provided when calling
the function: "measure_module.example1(vec1, vec2)", instead
of having to change the script.
To run the function type in the terminal:
fv=numpy.arange(0,10,0.01)
bv=numpy.arange(-5,5,0.1)
measure_module.example1(fv, bv)
'''
qt.mstart()
data = qt.Data(name='testmeasurement')
data.add_coordinate('frequency, mw src 1 [Hz]')
data.add_coordinate('Bfield, ivvi dac 3 [mV]')
data.add_value('Psw SQUID')
data.create_file()
plot2d = qt.Plot2D(data, name='measure2D')
plot3d = qt.Plot3D(data, name='measure3D', style='image')
for b in b_vec:
fake_ivvi_set_dac_3(b)
for f in f_vec:
fake_mw_src_set_freq(f)
result = fake_readout_psw()
data.add_data_point(f, b, result)
qt.msleep(0.01)
data.new_block()
data.close_file()
qt.mend()
def calibrate_V_off(self, steps, calrange=(-0.1,0.1)): # calibration values in uW
if np.max(np.abs(calrange)) > np.max(np.abs((self.get_V_max(), self.get_V_min()))):
logging.warning(self.get_name() + ' Error: extreme voltage of this channel exceeded: ')
print 'bad calibration range', calrange
return
x = np.linspace(calrange[0], calrange[1], steps)
y = np.zeros(steps,dtype = float)
self._calib_off_voltage = True
for i,xi in enumerate(x):
self.apply_voltage(xi)
time.sleep(0.5)
y[i] = self._ins_pm.get_power()
print 'measured power at %.2f V: %.4f uW' % \
(xi, y[i]*1e6)
self._calib_off_voltage = False
dat = qt.Data(name= 'aom_off_calibration_'+self._name+'_'+\
self._cur_controller)
dat.add_coordinate('Voltage [V]')
dat.add_value('Power [W]')
dat.create_file()
plt = qt.Plot2D(dat, 'rO', name='aom calibration', coorddim=0, valdim=1,
clear=True)
plt.add_data(dat, coorddim=0, valdim=1)
dat.add_data_point(x,y)
dat.close_file()
plt.save_png(dat.get_filepath()+'png')
self.set_V_off(x[np.argmin(y)])
self.save_cfg()
print 'V off voltage found %.3f.' %self.get_V_off()
print (self._name+' calibration finished')
def run_scan(self, **kw):
stabilizing_time = kw.pop('stabilizing_time', 0.01)
d = qt.Data(name=self.mprefix+'_'+self.name)
d.add_coordinate('Voltage (V)')
d.add_coordinate('Frequency (GHz)')
d.add_coordinate('Counts')
p = qt.Plot2D(d, 'ro', title='Frq (left) vs Voltage (bottom)', plottitle=self.mprefix,
name='Laser Scan', clear=True, xlabel='Voltage (V)',
ylabel='Frequency (GHz)', coorddim=0, valdim=1)
p.add(d, 'bo', title='Counts (right) vs Frq (top)', coorddim=1, valdim=2,
right=True, top=True)
p.set_x2tics(True)
p.set_y2tics(True)
p.set_x2label('Frequency (GHz)')
p.set_y2label('Counts')
qt.mstart()
if not self.use_repump_during:
self.repump_pulse(self.repump_duration)
for v in np.linspace(self.start_voltage, self.stop_voltage, self.pts):
if (msvcrt.kbhit() and (msvcrt.getch() == 'q')): break
self.set_laser_voltage(v)
qt.msleep(stabilizing_time)
cts = self.get_counts(self.integration_time)[self.counter_channel]
frq = self.get_frequency(self.wm_channel)*self.frq_factor - self.frq_offset
d.add_data_point(v, frq, cts)
p.update()
qt.mend()
d.close_file()
p.save_png()
def turnon(DAC_vec):
'''
Function to measure turn on, and subsequently pinch off
To run:
fv=numpy.arange(0,10,0.01)
bv=numpy.arange(-5,5,0.1)
SiQD.example1(fv, bv)
'''
eefje = qt.instruments.get_instruments()['Eefje']
elKeef =qt.instruments.get_instruments()['ElKeefLy']
qt.mstart()
#Set maximum sweep rate to not blow up device
#40 mV steps, 40 ms waittime per step
eefje.set_parameter_rate('dac1',40,20)
data = qt.Data(name='Turn On Device 2Y')
data.add_coordinate('Gate voltage V_g [mV]')
data.add_coordinate('I_{SD} [mV]')
data.create_file()
#plot2d = qt.Plot2D(data, name='measure2D')
#plot3d = qt.Plot3D(data, name='measure3D', style='image')
plot2d = qt.Plot2D(data, name='measure2D', coorddim=0, valdim=1, traceofs=10)
for d in DAC_vec:
eefje.set_dac1(d)
result = elKeef.get_readlastval()
data.add_data_point(d, result)
qt.msleep(0.01)
data.close_file()
qt.mend()
def laserscan(dataname, ins_laser_scan=ins_laser_scan):
ins_laser_scan.set_StartVoltage(start_v)
ins_laser_scan.set_StopVoltage(stop_v)
ins_laser_scan.set_ScanSteps(steps)
ins_laser_scan.set_IntegrationTime(pxtime)
ins_running = True
step = 0
#_before_voltages = ins_adwin.get_dac_voltages(['green_aom','newfocus_aom'])
#FIXME NEED A CONDITION FOR WHEN THE Newfocus IS ONE THE AWG.
if LT2:
GreenAOM.set_power(green_before)
qt.msleep(1)
NewfocusAOM.set_power(red_during)
GreenAOM.set_power(green_during)
else:
GreenAOM_lt1.set_power(green_before)
qt.msleep(1)
NewfocusAOM_lt1.set_power(red_during)
GreenAOM_lt1.set_power(green_during)
#make sure microwaves are off
ins_mw.set_status('off')
if mw:
ins_mw.set_iq('off')
ins_mw.set_pulm('off')
ins_mw.set_power(mw_power)
ins_mw.set_frequency(mw_frq)
ins_mw.set_status('on')
qt.mstart()
qt.Data.set_filename_generator(data.DateTimeGenerator())
d = qt.Data(name=dataname)
d.add_coordinate('voltage [V]')
d.add_value('frequency [GHz]')
d.add_value('counts')
d.create_file()
p_f = qt.Plot2D(d,
'rO',
name='frequency',
coorddim=0,
valdim=1,
clear=True)
p_c = qt.Plot2D(d, 'bO', name='counts', coorddim=1, valdim=2, clear=True)
# go manually to initial position
ins_adwin.set_dac_voltage(('newfocus_frq', start_v))
qt.msleep(1)
ins_laser_scan.start_scan()
qt.msleep(1)
timer_id = gobject.timeout_add(abort_check_time, check_for_abort)
while (ins_running):
ins_running = not ins_laser_scan.get_TraceFinished()
_step = ins_laser_scan.get_CurrentStep()
qt.msleep(0.3)
if _step > step:
_v = ins_laser_scan.get_voltages()[step:_step]
_f = ins_laser_scan.get_frequencies()[step:_step] - f_offset
_c = ins_laser_scan.get_counts()[step:_step]
# print _v,_f,_c
_valid_elmnts = (_f > 0)
_v = _v[_valid_elmnts]
_f = _f[_valid_elmnts]
_c = _c[_valid_elmnts]
if not (len(_v) == 0):
if len(_v) == 1:
_v = _v[0]
_f = _f[0]
_c = _c[0]
d.add_data_point(_v, _f, _c)
step = _step
p_f.update()
p_c.update()
ins_laser_scan.end_scan()
gobject.source_remove(timer_id)
#ins_adwin.set_dac_voltage(['green_aom',_before_voltages[0]])
#ins_adwin.set_dac_voltage(['newfocus_aom',_before_voltages[1]])
if mw:
ins_mw.set_status('off')
qt.mend()
pfsave = p_f
pcsave = p_c
if do_smooth:
basepath = d.get_filepath()[:-4]
ds = qt.Data()
ds.set_filename_generator(data.IncrementalGenerator(basepath))
ds.add_coordinate('voltage [V]')
ds.add_value('smoothed frequency [GHz]')
ds.add_value('counts')
ds.create_file()
p_fs = qt.Plot2D(ds,
'r-',
name='frequency smoothed',
coorddim=0,
valdim=1,
clear=True)
p_cs = qt.Plot2D(ds,
'b-',
name='counts smoothed',
coorddim=1,
valdim=2,
clear=True)
ds.add_data_point(d.get_data()[:, 0], rolling_avg(d.get_data()[:, 1]),
d.get_data()[:, 2])
ds.close_file()
pfsave = p_fs
pcsave = p_cs
if plot_strain_lines:
try:
from analysis import nvlevels
Ey_line = float(raw_input('Ey line?')) #GHz
Ex_line = float(raw_input('Ex line?')) #GHz
lx, ly = nvlevels.get_ES_ExEy_plottable(Ex_line, Ey_line,
max(d.get_data()[:, 2]))
pcsave.add(lx, ly)
except ValueError:
print 'Could not understand input for lines'
pass
pfsave.save_png()
pcsave.save_png()
d.close_file()
qt.Data.set_filename_generator(data.DateTimeGenerator())
if LT2:
MatisseAOM.set_power(0)
NewfocusAOM.set_power(0)
GreenAOM.set_power(green_before)
ins_adwin.set_linescan_var(set_phase_locking_on=0,
set_gate_good_phase=0)
else:
MatisseAOM_lt1.set_power(0)
NewfocusAOM_lt1.set_power(0)
GreenAOM_lt1.set_power(green_before)
#required preperation stuff (FSL)
fsl.reset()
fsl.set_start_frequency(start_frequency)
fsl.set_stop_frequency(stop_frequency)
span = stop_frequency - start_frequency
fsl.set_resolution_bandwidth(bandwidth)
fsl.set_tracking(True)
fsl.set_source_power(rf_power)
#fsl.set_averages(normalization_averages) #set the number of normalization runs
fsl.get_all() #get all the settings and store it in the settingsfile
#time variable
x_time = 0
print 'prepare 2D plot'
plot = qt.Plot2D(data, name=filename, coorddim=0, valdim=2) #buggy
#plot3Dx = qt.Plot3D(data, name='x3d', coorddims=(0,1), valdim=2)
print 'Measure with Rigol: ' + rigol.get_function()[1:-1]
sleep(0.01)
#rigol.set_disp_off() #ben's preference
fsl.set_trace_continuous(False)
tstart = time()
print 'Normalization:'
run_index = 0
summed_trace = 0
summed_trace = array(fsl.get_trace()) #first local_trace
while (x_time < max_runtime and run_index < norm_runs):
x_time = time() - tstart
stop_sweep = False
for cur_rep in range(reps):
print 'sweep %d/%d ...' % (cur_rep + 1, reps)
for i, cur_f in enumerate(f_list):
if (msvcrt.kbhit() and (msvcrt.getch() == 'q')): stop_scan = True
ins_smb.set_frequency(cur_f)
# qt.msleep(0.05)
total_cnts[i] += ins_adwin.measure_counts(int_time)[counter - 1]
# if cur_rep+1 % 30 == 0:
# qt.instruments['GreenAOM'].set_power(green_power)
# qt.instruments['optimiz0r'].optimize(dims=['x','y','z','y','x'])
p_c = qt.Plot2D(name=name, clear=True)
p_c.add(f_list, total_cnts, 'bO', yerr=np.sqrt(total_cnts))
p_c.add(f_list, total_cnts, 'b-')
if stop_scan: break
ins_smb.set_status('off')
d = qt.Data(name=name)
d.add_coordinate('frequency [GHz]')
d.add_value('counts')
d.add_value('errors')
d.create_file()
filename = d.get_filepath()[:-4]
d.add_data_point(f_list, total_cnts, np.sqrt(total_cnts))
data.new_block()
spyview_process(data, RF_start, RF_stop, vg)
## for f in arange(RF_stop,RF_start-RF_step,-RF_step):
## smb.set_RF_frequency(f)
## qt.msleep(.3)
## x=lockin.get_X() #or Y or R
## y=lockin.get_Y()
## x*=-1e5
## y*=-1e5
## data.add_data_point(f,vg,x,y)
## data.new_block()
## spyview_process(data,RF_start,RF_stop,vg)
#ramp(vi,'vgate',0,sweepstep,sweeptime)
plot2dx = qt.Plot2D(data, name='xcomp', coorddim=0, valdim=2)
plot3Dx = qt.Plot3D(data, name='x3d', coorddims=(0, 1), valdim=2)
plot2dc = qt.Plot2D(data, name='dccomp', coorddim=0, valdim=4)
plot3Dc = qt.Plot3D(data, name='dc3d', coorddims=(0, 1), valdim=4)
plot2dx.save_png(filepath=data.get_dir() + '\\' + 'plot2dx.png')
plot3Dx.save_png(filepath=data.get_dir() + '\\' + 'plot3Dx.png')
plot2dc.save_png(filepath=data.get_dir() + '\\' + 'plot2dc.png')
plot3Dc.save_png(filepath=data.get_dir() + '\\' + 'plot3Dc.png')
#reset voltages
if returntozero:
ramp(vi, 'vgate', 0, sweepstep, sweeptime)
ramp(vi, 'vbias', 0, sweepstep, sweeptime)
vi.get_vgate()
import numpy as np
import qt
x = np.arange(-10, 10, 0.2)
y = np.sinc(x)
yerr = 0.1 * np.random.rand(len(x))
d = qt.Data()
d.add_coordinate('x')
d.add_coordinate('y')
d.add_coordinate('yerr')
d.create_file()
d.add_data_point(x, y, yerr)
p = qt.Plot2D()
p.add_data(d, coorddim=0, valdim=1, yerrdim=2)
# or:
qt.plot(x, y, yerr=yerr, name='test2')
def optimize_single_pin(pin_nr):
#measurement parameters
pin_nr = pin_nr
name = 'The111No2_enlarged_SIL2_sweep_single_pin_nr_' + str(pin_nr)
steps = 11
cur_F = (okotech_dm.get_voltage(pin_nr) / 2.)**2
F_min = cur_F - .2
F_max = cur_F + .2
#v_min=0
#v_max=2
counter = 1 #number of counter
int_time = 400 # in ms
current_aom = qt.instruments['GreenAOM']
current_mos = qt.instruments['master_of_space']
current_adwin = qt.instruments['adwin']
DM = qt.instruments['okotech_dm']
prev_value = DM.get_voltages()[pin_nr - 1]
if F_min < 0:
F_min = 0
if F_max > 1:
F_max = 1
F = linspace(F_min, F_max, steps)
y_NV = zeros(steps, dtype=float)
br = False
for i, force in enumerate(F):
if (msvcrt.kbhit() and (msvcrt.getch() == 'q')):
br = True
break
voltage = 2 * np.sqrt(force)
DM.set_voltage_single_pin(pin_nr, voltage)
time.sleep(0.1)
y_NV[i] = current_adwin.measure_counts(int_time)[counter -
1] / (int_time * 1e-3)
#print 'step %s, counts %s'%(i,y_NV[i])
x_axis = F
dat = qt.Data(name='DM_sweep_curve_' + name)
dat.create_file()
dat.add_coordinate('Displacement [a.u.]')
dat.add_value('Counts [Hz]')
plt = qt.Plot2D(dat,
'rO',
name='Saturation curve',
coorddim=0,
valdim=1,
clear=True)
plt.add_data(dat, coorddim=0, valdim=2)
plt.set_plottitle(dat.get_time_name())
dat.add_data_point(x_axis, y_NV)
plt.set_legend(False)
plt.save_png(dat.get_filepath() + 'png')
dat.close_file()
highest_cntrate_idx = tb.nearest_idx(y_NV, y_NV.max())
opt_V = 2 * np.sqrt(F[highest_cntrate_idx])
DM.set_voltage_single_pin(pin_nr, opt_V)
counters.set_is_running(True)
def run(self, name, **kw):
central_freq = 2.88
start_f = central_freq + 0.10 #1.85#2.878 - 0.08 # 2.853 #2.85 # #in GHz
stop_f = central_freq - 0.10 #1.95#2.878 + 0.08 # 2.864 #2.905 # #in GHz
steps = 101
mw_power = kw.pop('mw_power', -18) #in dBm, never above -10
green_power = kw.pop('green_power', 90e-6) #20e-6
int_time = 150 #in ms
reps = 2
f_list = np.linspace(start_f * 1e9, stop_f * 1e9, steps)
ins_smb = qt.instruments['SMB100']
ins_adwin = qt.instruments['adwin']
ins_counters = qt.instruments['counters']
counter = 1
MW_power = mw_power
ins_counters.set_is_running(0)
qt.mstart()
ins_smb.set_power(MW_power)
# create data object
ins_smb.set_iq('off')
ins_smb.set_pulm('off')
ins_smb.set_status('on')
qt.msleep(0.2)
#ins_counters.set_is_running(0)
total_cnts = np.zeros(steps)
#qt.instruments['GreenAOM'].set_power(green_power)
stop_scan = False
for cur_rep in range(reps):
print 'sweep %d/%d ...' % (cur_rep + 1, reps)
# optimiz0r.optimize(dims=['x','y','z'],int_time=50)
for i, cur_f in enumerate(f_list):
if (msvcrt.kbhit() and (msvcrt.getch() == 'q')):
stop_scan = True
ins_smb.set_frequency(cur_f)
qt.msleep(0.02)
total_cnts[i] += ins_adwin.measure_counts(int_time)[counter -
1]
qt.msleep(0.01)
p_c = qt.Plot2D(f_list, total_cnts, 'bO-', name='ESR', clear=True)
if stop_scan: break
ins_smb.set_status('off')
d = qt.Data(name=name)
d.add_coordinate('frequency [GHz]')
d.add_value('counts')
d.create_file()
filename = d.get_filepath()[:-4]
d.add_data_point(f_list, total_cnts)
d.close_file()
p_c = qt.Plot2D(d, 'bO-', coorddim=0, name='ESR', valdim=1, clear=True)
p_c.save_png(filename + '.png')
success = self.analyse_data(filename + '.dat')
qt.mend()
ins_counters.set_is_running(1)
return success
