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artiq_experiments
Commit e05cb655 authored by Lucas Giardino's avatar Lucas Giardino
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sweep IR andando a medias

parent aa80cc43
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Showing with 45 additions and 62 deletions
artiq_master/repository/Experiments/IR_spectrum.py
View file @ e05cb655
......@@ -9,6 +9,10 @@ import numpy as np
class SingleChannelScan(EnvExperiment):
"""IR frequency sweep"""
def build(self):
# Agrego kernel invariants a ver si mejoro algo de la performance
kernel_invariants = getattr(self, 'kernel_invariants', set())
self.kernel_invariants = kernel_invariants | {"no_measures", "t_cool", "IR_Freqs", "t_trans", "t_readout"}
self.setattr_device("core")
self.setattr_device("ccb")
......@@ -18,7 +22,7 @@ class SingleChannelScan(EnvExperiment):
self.laserIR = UrukulCh(self, ch=1, freq=208.0, amp=0.35, name="IR") #corresponde a 0.8 Vpp
self.setattr_argument("no_measures",
NumberValue(100, min=1, ndecimals=0, step=1),
NumberValue(10, min=1, ndecimals=0, step=1),
"Experiment params")
self.setattr_argument(f"IR_cooling_freq",
......@@ -26,7 +30,7 @@ class SingleChannelScan(EnvExperiment):
"Experiment params")
self.setattr_argument(f"t_cool",
NumberValue(10*us, unit='us', scale=us, min=1*us),
NumberValue(50*us, unit='us', scale=us, min=1*us),
"Experiment params")
self.setattr_argument(f"t_trans",
......@@ -41,7 +45,7 @@ class SingleChannelScan(EnvExperiment):
self.setattr_argument("Comments", StringValue(" "), "General comments")
self.setattr_argument("IR_Freqs", Scannable(
default=CenterScan(208*MHz, 20*MHz, 0.1*MHz),
default=CenterScan(208*MHz, 10*MHz, 0.1*MHz),
unit="MHz",
scale=MHz,
global_min = 1*MHz,
......@@ -51,20 +55,9 @@ class SingleChannelScan(EnvExperiment):
@rpc
def create_datasets(self):
self.set_dataset("measurements", np.zeros((self.no_measures, len(self.IR_Freqs.sequence)), dtype=int), broadcast=False, archive=True)
for i in range(len(self.IR_Freqs.sequence)):
if i < 10:
self.set_dataset(f"counts_00{i}", np.zeros(self.no_measures, dtype=int),
broadcast=True, archive=True)
elif i < 100:
self.set_dataset(f"counts_0{i}", np.zeros(self.no_measures, dtype=int),
broadcast=True, archive=True)
else:
self.set_dataset(f"counts_{i}", np.zeros(self.no_measures, dtype=int),
broadcast=True, archive=True)
self.set_dataset("IR_frequencies", self.IR_Freqs.sequence, dtype=float),
broadcast=True, archive=True)
self.set_dataset("IR_frequencies", self.IR_Freqs.sequence, broadcast=True, archive=True)
self.set_dataset("t_enfriar_ion", self.t_cool, broadcast=False, archive=True)
self.set_dataset("t_transitory", self.t_trans, broadcast=False, archive=True)
......@@ -75,13 +68,14 @@ class SingleChannelScan(EnvExperiment):
self.set_dataset("current_freq", np.array([0.0]),
broadcast=True, archive=False)
self.set_dataset("Comments", self.Comments)
self.set_dataset("Comments", self.Comments, broadcast=False, archive=True)
self.laserIR.generate_dataset()
self.laserUV.generate_dataset()
@rpc
@rpc(flags={"async"})
def create_applets(self):
self.ccb.issue("create_applet", "cuentas",
"${python} -m pyLIAF.artiq.applets.histogram "
"counts "
......@@ -93,73 +87,62 @@ class SingleChannelScan(EnvExperiment):
@kernel
def run(self):
t_cool_mu = self.core.seconds_to_mu(self.t_cool) # Precomputo esto para despues
cuentas = 0
self.create_datasets()
self.create_applets()
self.init_kernel()
delay(1*ms)
self.enfriar_ion()
self.laserIR.on()
self.laserUV.on()
for runN in range(self.no_measures):
fr = 0 # va a ser un indice de la matriz que guardo
for freq in self.IR_Freqs.sequence:
self.mutate_dataset("current_freq", np.array([freq]),
broadcast=True, archive=False)
at_mu(self.core.get_rtio_counter_mu() + self.core.seconds_to_mu(self.t_cool) )
self.laserIR.set_channel(freq)
delay(self.t_trans)
self.mutate_dataset("counts", runN, self.readout())
at_mu(self.core.get_rtio_counter_mu() + 10000)
self.enfriar_ion()
at_mu(self.core.get_rtio_counter_mu()) # espero lo que haya que esperar por el mutate
delay(150*us) # Agrego unos forros 200us porque si no no anda
delay(self.t_cool) # Mas el tiempo de cooling, ~ 50us
self.laserIR.channel.set(freq, profile=1) # Cambio la frec del perfil 1 (estoy en el 0)
cuentas = self.readout() # Hago la medicion y vuelvo con las cuentas
self.mutate_dataset("measurements", (runN, fr), cuentas)
fr += 1
@kernel
def init_kernel(self):
self.core.reset()
self.pmt.input()
self.pmt_state.output()
self.laserIR.initialize_channel()
self.laserUV.initialize_channel()
# Quizas haya errores de tiempo.
self.laserIR.initialize_channel()
# Seteo los perfiles 0 y 1 con los mismos valores
# el 0 va a ser la referencia, el 1 va a ser el que se mueve
self.laserIR.set_channel()
self.laserUV.set_channel()
self.laserIR.set_channel(profile=1)
self.laserUV.set_channel(profile=1)
# Me aseguro que todo termine antes de seguir
self.core.break_realtime()
self.core.wait_until_mu(now_mu())
@kernel
def enfriar_ion(self):
"""Preparo el ion prendiendo ambos laseres"""
self.laserIR.set_channel(self.IR_cooling_freq)
#self.laserIR.on()
self.laserUV.on()
#delay(self.t_cool)
"""Enfrio llevando el laser IR a una cierta frecuencia"""
# self.laserIR.set_frequency(self.IR_cooling_freq)
self.laserIR.select_profile(0) # Pongo el laser en el perfil referencia
@kernel
def readout(self):
def readout(self) -> TInt64:
"""Registro de cuentas emitidas"""
here = self.pmt.gate_rising(self.t_readout)
cuentas = self.pmt.count(here)
delay(1*us)
return cuentas
"""
@kernel
def run_kernel(self):
delay(10*ms)
self.salida.set_amplitude(self.amp)
self.salida.set_phase_mode(PHASE_MODE_ABSOLUTE)
self.salida.set(self.freqs.sequence[0])
for freq in self.freqs.sequence:
self.salida.sw.pulse(6*ms)
self.salida.set(freq)
self.mutate_dataset("current_freq", 0, freq)
delay(4*s)
"""
self.laserIR.select_profile(1) # Paso al perfil que cambia
#delay(self.t_trans)
here = self.pmt.gate_rising(self.t_readout) # Que mida durante t_readout
self.enfriar_ion() # ya pongo a enfriar, asi todos los retardos estan enfriando
return self.pmt.count(here) # recupero las cuentas medidas
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