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37 lines
904 B
Python
37 lines
904 B
Python
from artiq import *
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from artiq.coredevice import comm_serial, core, rtio
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def print_skew(p):
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print("Input/output skew: {} ns".format(p))
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def print_failed():
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print("Pulse was not received back")
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class RTIOSkew(AutoContext):
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parameters = "i o"
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@kernel
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def run(self):
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with parallel:
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self.i.gate_rising(10*us)
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with sequential:
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delay(5*us)
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out_t = now()
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self.o.pulse(5*us)
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in_t = self.i.timestamp()
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if in_t < 0*s:
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print_failed()
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else:
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print_skew(int((out_t - in_t)/(1*ns)))
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if __name__ == "__main__":
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with comm_serial.Comm() as comm:
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coredev = core.Core(comm)
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exp = RTIOSkew(core=coredev,
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i=rtio.RTIOIn(core=coredev, channel=0),
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o=rtio.RTIOOut(core=coredev, channel=1))
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exp.run()
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