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35 lines
962 B
Python
35 lines
962 B
Python
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from artiq import *
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from artiq.devices import corecom_serial, core, rtio_core
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from artiq.devices.runtime_exceptions import RTIOUnderflow
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def print_min_period(p):
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print("Minimum square wave output period: {} ns".format(p))
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class PulsePerformance(AutoContext):
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parameters = "o"
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@kernel
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def run(self):
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T = time_to_cycles(100*ns)
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while True:
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try:
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for i in range(1000):
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self.o.pulse(cycles_to_time(T))
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delay(cycles_to_time(T))
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except RTIOUnderflow:
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T += 1
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delay(1*ms)
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else:
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print_min_period(int(cycles_to_time(2*T)/(1*ns)))
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break
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if __name__ == "__main__":
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with corecom_serial.CoreCom() as com:
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coredev = core.Core(com)
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exp = PulsePerformance(core=coredev,
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o=rtio_core.RTIOOut(core=coredev, channel=1))
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exp.run()
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