def initCtTask():
self.ct_task = nicontrol.CounterOutput(
self.counter_board, self.counter_id, frequency, 0.5)
self.ct_task.setCounter(oversampling)
self.ct_task.setTrigger(self.counter_trigger)
print self.ct_task.verifyTask()
return self.ct_task
def on(self, power):
duty_cycle = float(power) * 0.01
if (duty_cycle < 0.0):
duty_cycle = 0.0
if (duty_cycle > 1.0):
duty_cycle = 1.0
self.ct_task = nicontrol.CounterOutput(self.board, self.line,
self.frequency, duty_cycle)
self.ct_task.setCounter(-1)
self.ct_task.startTask()
self.am_on = True
def startCtTask():
try:
self.ct_task = nicontrol.CounterOutput(
self.counter_board, self.counter_id, frequency, 0.5)
self.ct_task.setCounter(oversampling)
self.ct_task.setTrigger(self.counter_trigger)
self.ct_task.startTask()
except nicontrol.NIException:
return True
return False
def pwmOutput(self, duty_cycle=0.5, cycles=0):
if self.task is not None:
self.task.stopTask()
self.task.clearTask()
self.task = None
if (duty_cycle > 0.0):
self.task = nicontrol.CounterOutput(source=self.source,
frequency=self.frequency,
duty_cycle=duty_cycle)
if self.trigger_source is not None:
self.task.setTrigger(trigger_source=self.trigger_source,
retriggerable=self.retriggerable)
self.task.setCounter(cycles)
self.task.startTask()
def startCtTask():
try:
self.ct_task = nicontrol.CounterOutput(source = self.timing.get("counter"),
frequency = frequency,
duty_cycle = 0.5)
self.ct_task.setCounter(number_samples = self.oversampling)
rising_edge = True
if self.timing.has("rising_edge"):
rising_edge = self.timing.get("rising_edge")
self.ct_task.setTrigger(
trigger_source = self.timing.get("camera_fire_pin"),
rising_edge = rising_edge)
self.ct_task.startTask()
except nicontrol.NIException as exception:
print(exception)
return True
return False
#
def off(self):
if self.am_on:
self.dev.stopPWM()
self.am_on = False
if __name__ == "__main__":
if 0:
ldc = LDC210("PCI-6733", 7)
ldc.on()
time.sleep(1)
ldc.off()
if 0:
ct_task = nicontrol.CounterOutput("PCI-6733", 0, 100, 0.5)
ct_task.setCounter(100)
ct_task.setTrigger(0)
ct_task.startTask()
ldc = LDC210PWMNI("PCI-6733", 1)
ldc.on(7)
time.sleep(5)
ldc.off()
ct_task.stopTask()
ct_task.clearTask()
if 1:
ldc = LDC210PWMLJ()
ldc.on(10)
time.sleep(5)
ldc.off()
