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pdq2.mediator: minor tweaks

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This commit is contained in:
Robert Jördens 2016-02-24 18:10:51 +01:00
parent f2acf95f98
commit aa50c5b4d9
1 changed files with 5 additions and 6 deletions
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11
artiq/devices/pdq2/mediator.py
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@ -5,7 +5,6 @@ frame_setup = 20*ns
trigger_duration = 50*ns
sample_period = 10*ns
delay_margin_factor = 1 + 1e-4
minimum_duration = 100*ns
class FrameActiveError(Exception):
@ -104,9 +103,9 @@ class _Frame:
def _get_program(self):
r = []
for segment in self.segments:
if segment.duration < minimum_duration:
if segment.duration < 2*trigger_duration:
raise ValueError(("Segment too short ({:g} s), trigger might "
"overlap").format(segment.duration))
"spill").format(segment.duration))
segment_program = [
{
"dac_divider": dac_divider,
@ -172,10 +171,10 @@ class CompoundPDQ2:
def disarm(self):
for frame in self.frames:
frame._invalidate()
self.frames = []
self.armed = False
self.frames.clear()
for dev in self.pdq2s:
dev.park()
self.armed = False
def get_program(self):
return [f._get_program() for f in self.frames]
@ -185,7 +184,6 @@ class CompoundPDQ2:
raise ArmError()
for frame in self.frames:
frame._arm()
self.armed = True
full_program = self.get_program()
n = 0
@ -207,6 +205,7 @@ class CompoundPDQ2:
n += dn
for pdq2 in self.pdq2s:
pdq2.unpark()
self.armed = True
def create_frame(self):
if self.armed: