forked from M-Labs/artiq
1
0
Fork 0

examples: DDS demo

This commit is contained in:
Sebastien Bourdeauducq 2014-07-23 17:09:49 -06:00
parent 52e8d4150b
commit 1d8eb121b3
2 changed files with 37 additions and 31 deletions

37
examples/dds_test.py Normal file
View File

@ -0,0 +1,37 @@
from artiq.language.units import *
from artiq.language.core import *
from artiq.devices import corecom_serial, core, dds_core, gpio_core
class DDSTest(MPO):
parameters = "a b c d led"
@kernel
def run(self):
i = 0
while i < 10000:
if i & 0x200 != 0:
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)
i += 1
self.led.set(0)
if __name__ == "__main__":
with corecom_serial.CoreCom() as com:
coredev = core.Core(com)
exp = DDSTest(
core=coredev,
a=dds_core.DDS(core=coredev, dds_sysclk=1000*MHz, reg_channel=0, rtio_channel=0),
b=dds_core.DDS(core=coredev, dds_sysclk=1000*MHz, reg_channel=1, rtio_channel=1),
c=dds_core.DDS(core=coredev, dds_sysclk=1000*MHz, reg_channel=2, rtio_channel=2),
d=dds_core.DDS(core=coredev, dds_sysclk=1000*MHz, reg_channel=3, rtio_channel=3),
led=gpio_core.GPIOOut(core=coredev, channel=1)
)
exp.run()

View File

@ -1,31 +0,0 @@
from artiq.language.units import *
from artiq.language.core import *
from artiq.devices import corecom_serial, core, ttl_core
class TTLTest(MPO):
parameters = "a b c d"
@kernel
def run(self):
i = 0
while i < 100000:
with parallel:
with sequential:
self.a.pulse(50*us)
self.b.pulse(50*us)
with sequential:
self.c.pulse(10*us)
self.d.pulse(20*us)
i += 1
if __name__ == "__main__":
with corecom_serial.CoreCom() as com:
coredev = core.Core(com)
exp = TTLTest(
core=coredev,
a=ttl_core.TTLOut(core=coredev, channel=0),
b=ttl_core.TTLOut(core=coredev, channel=1),
c=ttl_core.TTLOut(core=coredev, channel=2),
d=ttl_core.TTLOut(core=coredev, channel=3),
)
exp.run()