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71 lines
1.8 KiB
Python
71 lines
1.8 KiB
Python
from artiq import *
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class PhotonHistogram(EnvExperiment):
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"""Photon histogram"""
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def build(self):
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self.setattr_device("core")
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self.setattr_device("dds_bus")
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self.setattr_device("bd_dds")
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self.setattr_device("bd_sw")
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self.setattr_device("bdd_dds")
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self.setattr_device("bdd_sw")
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self.setattr_device("pmt")
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self.setattr_argument("nbins", FreeValue(100))
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self.setattr_argument("repeats", FreeValue(100))
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self.setattr_dataset("cool_f", 230*MHz)
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self.setattr_dataset("detect_f", 220*MHz)
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self.setattr_dataset("detect_t", 100*us)
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@kernel
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def program_cooling(self):
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with self.dds_bus.batch:
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self.bd_dds.set(200*MHz)
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self.bdd_dds.set(300*MHz)
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@kernel
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def cool_detect(self):
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with parallel:
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self.bd_sw.pulse(1*ms)
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self.bdd_sw.pulse(1*ms)
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self.bd_dds.set(self.cool_f)
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self.bd_sw.pulse(100*us)
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self.bd_dds.set(self.detect_f)
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with parallel:
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self.bd_sw.pulse(self.detect_t)
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self.pmt.gate_rising(self.detect_t)
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self.program_cooling()
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self.bd_sw.on()
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self.bdd_sw.on()
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return self.pmt.count()
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@kernel
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def run(self):
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self.program_cooling()
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hist = [0 for _ in range(self.nbins)]
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total = 0
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for i in range(self.repeats):
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n = self.cool_detect()
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if n >= self.nbins:
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n = self.nbins - 1
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hist[n] += 1
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total += n
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self.set_dataset("cooling_photon_histogram", hist)
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self.set_dataset("ion_present", total > 5*self.repeats,
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broadcast=True)
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if __name__ == "__main__":
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from artiq.frontend.artiq_run import run
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run()
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