artiq/examples/master/repository/photon_histogram.py

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from artiq import *
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class PhotonHistogram(AutoDB):
__artiq_unit__ = "Photon histogram"
class DBKeys:
bd = Device()
bdd = Device()
pmt = Device()
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nbins = Argument(100)
repeats = Argument(100)
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@kernel
def cool_detect(self):
with parallel:
self.bd.pulse(200*MHz, 1*ms)
self.bdd.pulse(300*MHz, 1*ms)
self.bd.pulse(210*MHz, 100*us)
with parallel:
self.bd.pulse(220*MHz, 100*us)
self.pmt.gate_rising(100*us)
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self.bd.on(200*MHz)
self.bdd.on(300*MHz)
return self.pmt.count()
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@kernel
def run(self):
hist = [0 for _ in range(self.nbins)]
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for i in range(self.repeats):
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n = self.cool_detect()
if n >= self.nbins:
n = self.nbins - 1
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hist[n] += 1
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print(hist)