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dpgeorgedpgeorge
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tests/extmod: Add test for machine.time_pulse_us().
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‎tests/extmod/machine_pulse.py‎

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try:
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import umachine as machine
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except ImportError:
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import machine
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try:
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machine.PinBase
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machine.time_pulse_us
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except AttributeError:
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print("SKIP")
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import sys
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sys.exit()
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class ConstPin(machine.PinBase):
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def __init__(self, value):
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self.v = value
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def value(self, v=None):
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if v is None:
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return self.v
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else:
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self.v = v
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class TogglePin(machine.PinBase):
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def __init__(self):
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self.v = 0
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def value(self, v=None):
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if v is None:
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self.v = 1 - self.v
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print("value:", self.v)
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return self.v
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p = TogglePin()
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t = machine.time_pulse_us(p, 1)
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print(type(t))
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t = machine.time_pulse_us(p, 0)
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print(type(t))
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p = ConstPin(0)
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try:
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machine.time_pulse_us(p, 1, 10)
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except OSError:
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print("OSError")
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try:
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machine.time_pulse_us(p, 0, 10)
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except OSError:
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print("OSError")

‎tests/extmod/machine_pulse.py.exp‎

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value: 1
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value: 0
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<class 'int'>
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value: 1
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value: 0
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value: 1
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<class 'int'>
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OSError
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OSError

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