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artiq/examples/dds_test.py

44 lines
1.3 KiB
Python

from artiq import *
from artiq.coredevice import comm_serial, core, dds, gpio
class DDSTest(AutoContext):
parameters = "a b c d led"
@kernel
def run(self):
for i in range(10000):
if i & 0x200:
self.led.set(1)
else:
self.led.set(0)
with parallel:
with sequential:
self.a.pulse(100*MHz + 4*i*kHz, 500*us)
self.b.pulse(120*MHz, 500*us)
with sequential:
self.c.pulse(200*MHz, 100*us)
self.d.pulse(250*MHz, 200*us)
self.led.set(0)
def main():
with comm_serial.Comm() as comm:
coredev = core.Core(comm)
exp = DDSTest(
core=coredev,
a=dds.DDS(core=coredev, dds_sysclk=1*GHz,
reg_channel=0, rtio_switch=0),
b=dds.DDS(core=coredev, dds_sysclk=1*GHz,
reg_channel=1, rtio_switch=1),
c=dds.DDS(core=coredev, dds_sysclk=1*GHz,
reg_channel=2, rtio_switch=2),
d=dds.DDS(core=coredev, dds_sysclk=1*GHz,
reg_channel=3, rtio_switch=3),
led=gpio.GPIOOut(core=coredev, channel=0)
)
exp.run()
if __name__ == "__main__":
main()