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