def startAoTask():
try:
# Create channels.
for ii in range(len(source_list_unified)):
if ii == 0:
analog_data_temp = analog_data[:source_list_dict[
source_list_unified[0]]]
else:
analog_data_temp = analog_data[
source_list_dict[source_list_unified[0]]:]
self.ao_task = []
self.ao_task = nicontrol.AnalogWaveformOutput(
source=analog_data_temp[0].getSource())
for i in range(1, len(analog_data_temp)):
self.ao_task.addChannel(
source=analog_data_temp[i].getSource())
# Add waveforms
self.ao_task.setWaveforms(waveforms=waveforms,
sample_rate=frequency,
clock=wv_clock)
# Start task.
self.ao_task.startTask()
except nicontrol.NIException as exception:
print(exception)
return True
return False
def waveformOutput(self,
waveforms=None,
sample_rate=None,
finite=False,
rising=True,
start=True):
"""
waveforms is a list of numpy arrays of type numpy.float64 that
are assumed to be of equal length.
"""
self.stopAndDelete()
# Create task.
self.task = nicontrol.AnalogWaveformOutput(self.lines[0],
max_val=self.max_val,
min_val=self.min_val)
# Add lines.
for line in self.lines[1:]:
self.task.addChannel(source=line)
# Add waveforms.
self.task.setWaveforms(waveforms=waveforms,
sample_rate=sample_rate,
clock=self.clock,
finite=finite,
rising=rising)
if start:
self.task.startTask()
def initAoTask():
# Create channels.
self.ao_task = nicontrol.AnalogWaveformOutput(
analog_data[0][0], analog_data[0][1])
for i in range(len(analog_data) - 1):
self.ao_task.addChannel(analog_data[i + 1][0],
analog_data[i + 1][1])
# Add waveform
return self.ao_task.setWaveform(waveform,
frequency,
clock=self.waveform_clock)
def startHardwareTimedMove(self, z_positions):
# Clean up the previous task
self.ni_task.stopTask()
self.ni_task.clearTask()
# Create hardware timed task
self.ni_task = nicontrol.AnalogWaveformOutput(self.board, self.line)
# Set waveform
voltages = z_positions * self.scale
# Convert to a list of channel values and write
self.ni_task.setWaveform(voltages, 100, clock=self.trigger_source)
# NOTE: the frequency is hardcoded to a maximum allowed value (arbitrary)
self.ni_task.startTask()
def startAoTask():
try:
# Create channels.
self.ao_task = nicontrol.AnalogWaveformOutput(source = analog_data[0].getSource())
for i in range(1, len(analog_data)):
self.ao_task.addChannel(source = analog_data[i].getSource())
# Add waveforms
self.ao_task.setWaveforms(waveforms = waveforms,
sample_rate = frequency,
clock = wv_clock)
# Start task.
self.ao_task.startTask()
except nicontrol.NIException as exception:
print(exception)
return True
return False
def startAoTask():
try:
# Create channels.
self.ao_task = nicontrol.AnalogWaveformOutput(
analog_data[0][0], analog_data[0][1])
for i in range(len(analog_data) - 1):
self.ao_task.addChannel(analog_data[i + 1][0],
analog_data[i + 1][1])
# Add waveform
self.ao_task.setWaveform(waveform,
frequency,
clock=wv_clock)
# Start task.
self.ao_task.startTask()
except nicontrol.NIException:
return True
return False
