Exemplo n.º 1
0
 def __init__(self):
     self._dac = ad5689.create_from_pins(cs=board.DAC_CS)
     self._dac.soft_reset()
     self._cv_a = voltageio.VoltageOut(self._dac.a)
     self._cv_a.direct_calibration(calibration.channel_a)
     self._cv_b = voltageio.VoltageOut(self._dac.b)
     self._cv_b.direct_calibration(calibration.channel_b)
     self._cv_c = voltageio.VoltageOut(self._dac.a)
     self._cv_c.direct_calibration(calibration.channel_c)
     self._cv_d = voltageio.VoltageOut(self._dac.b)
     self._cv_d.direct_calibration(calibration.channel_d)
     self._gate_1 = digitalio.DigitalInOut(board.G1)
     self._gate_1.direction = digitalio.Direction.OUTPUT
     self._gate_2 = digitalio.DigitalInOut(board.G2)
     self._gate_2.direction = digitalio.Direction.OUTPUT
     self._gate_3 = digitalio.DigitalInOut(board.G3)
     self._gate_3.direction = digitalio.Direction.OUTPUT
     self._gate_4 = digitalio.DigitalInOut(board.G4)
     self._gate_4.direction = digitalio.Direction.OUTPUT
     self._gate_1_trigger = trigger.Trigger(self._gate_1)
     self._gate_2_trigger = trigger.Trigger(self._gate_2)
     self._gate_3_trigger = trigger.Trigger(self._gate_3)
     self._gate_4_trigger = trigger.Trigger(self._gate_4)
     self._gate_1_retrigger = trigger.Retrigger(self._gate_1)
     self._gate_2_retrigger = trigger.Retrigger(self._gate_2)
     self._gate_3_retrigger = trigger.Retrigger(self._gate_3)
     self._gate_4_retrigger = trigger.Retrigger(self._gate_4)
     self.led = StatusLED()
Exemplo n.º 2
0
def test_empty_step():
    output = DigitalInOutStub()
    trig = trigger.Trigger(output)

    trig.step()

    assert output.value is False
Exemplo n.º 3
0
    def __init__(self):
        if _utils.is_beta():
            dac_driver = ad5689
            # 5689 is calibrated from nominal values.
            calibration = _calibration.beta_nominal_calibration()
        else:
            dac_driver = ad5686
            # 5686 is externally calibrated.
            calibration = _calibration.load_calibration()

        self._dac = dac_driver.create_from_pins(cs=board.DAC_CS)
        self._dac.soft_reset()

        self._cv_a = voltageio.VoltageOut(self._dac.a)
        self._cv_a.direct_calibration(calibration["a"])
        self._cv_b = voltageio.VoltageOut(self._dac.b)
        self._cv_b.direct_calibration(calibration["b"])

        # 5686 has 4 channels.
        if dac_driver == ad5686:
            self._cv_c = voltageio.VoltageOut(self._dac.c)
            self._cv_c.direct_calibration(calibration["c"])
            self._cv_d = voltageio.VoltageOut(self._dac.d)
            self._cv_d.direct_calibration(calibration["d"])

        self._gate_1 = digitalio.DigitalInOut(board.G1)
        self._gate_1.direction = digitalio.Direction.OUTPUT
        self._gate_2 = digitalio.DigitalInOut(board.G2)
        self._gate_2.direction = digitalio.Direction.OUTPUT
        self._gate_3 = digitalio.DigitalInOut(board.G3)
        self._gate_3.direction = digitalio.Direction.OUTPUT
        self._gate_4 = digitalio.DigitalInOut(board.G4)
        self._gate_4.direction = digitalio.Direction.OUTPUT

        self._gate_1_trigger = trigger.Trigger(self._gate_1)
        self._gate_2_trigger = trigger.Trigger(self._gate_2)
        self._gate_3_trigger = trigger.Trigger(self._gate_3)
        self._gate_4_trigger = trigger.Trigger(self._gate_4)
        self._gate_1_retrigger = trigger.Retrigger(self._gate_1)
        self._gate_2_retrigger = trigger.Retrigger(self._gate_2)
        self._gate_3_retrigger = trigger.Retrigger(self._gate_3)
        self._gate_4_retrigger = trigger.Retrigger(self._gate_4)

        self.led = StatusLED()
Exemplo n.º 4
0
def test_trigger_custom_duration(time_monotonic):
    output = DigitalInOutStub()
    trig = trigger.Trigger(output)

    time_monotonic.return_value = 0
    trig(duration=50)

    time_monotonic.return_value = 0.049
    trig.step()
    assert output.value is True

    time_monotonic.return_value = 0.051
    trig.step()
    assert output.value is False
Exemplo n.º 5
0
def test_trigger_basic(time_monotonic):
    output = DigitalInOutStub()
    trig = trigger.Trigger(output)

    time_monotonic.return_value = 0
    trig()

    assert output.value is True

    time_monotonic.return_value = 0.014
    trig.step()
    assert output.value is True

    time_monotonic.return_value = 0.016
    trig.step()
    assert output.value is False
Exemplo n.º 6
0
def test_overlapping_trigger():
    output = DigitalInOutStub()
    trig = trigger.Trigger(output)

    assert trig(True)
    assert not trig(True)