datasheets/examples/ttl_in.py

52 lines
1.4 KiB
Python

from artiq.experiment import *
class SoftwareEdgeCount(EnvExperiment):
def build(self):
self.setattr_device("core")
self.ttlin = self.get_device("ttl0")
self.ttlout = self.get_device("ttl7")
@kernel
def run(self):
self.core.reset()
gate_start_mu = now_mu()
# Start input gate & advance timeline cursor to gate_end_mu
gate_end_mu = self.ttlin.gate_rising(1*ms)
at_mu(gate_start_mu)
for _ in range(64):
self.ttlout.pulse(8*ns)
delay(8*ns)
counts = self.ttlin.count(gate_end_mu)
print(counts)
class EdgeCounter(EnvExperiment):
def build(self):
self.setattr_device("core")
self.edgecounter0 = self.get_device("ttl0_counter")
@kernel
def run(self):
self.core.reset()
self.edgecounter0.gate_rising(1*ms)
counts = self.edgecounter0.fetch_count()
print(counts)
class ExternalTrigger(EnvExperiment):
def build(self):
self.setattr_device("core")
self.ttlin = self.get_device("ttl0")
self.ttlout = self.get_device("ttl4")
@kernel
def run(self):
self.core.reset()
gate_end_mu = self.ttlin.gate_rising(5*ms)
timestamp_mu = self.ttlin.timestamp_mu(gate_end_mu)
at_mu(timestamp_mu + self.core.seconds_to_mu(10*ms))
self.ttlout.pulse(1*us)