47 lines
827 B
Python
47 lines
827 B
Python
try:
|
|
import umachine as machine
|
|
except ImportError:
|
|
import machine
|
|
try:
|
|
machine.PinBase
|
|
machine.time_pulse_us
|
|
except AttributeError:
|
|
print("SKIP")
|
|
raise SystemExit
|
|
|
|
|
|
class ConstPin(machine.PinBase):
|
|
|
|
def __init__(self, value):
|
|
self.v = value
|
|
|
|
def value(self, v=None):
|
|
if v is None:
|
|
return self.v
|
|
else:
|
|
self.v = v
|
|
|
|
|
|
class TogglePin(machine.PinBase):
|
|
|
|
def __init__(self):
|
|
self.v = 0
|
|
|
|
def value(self, v=None):
|
|
if v is None:
|
|
self.v = 1 - self.v
|
|
print("value:", self.v)
|
|
return self.v
|
|
|
|
|
|
p = TogglePin()
|
|
|
|
t = machine.time_pulse_us(p, 1)
|
|
print(type(t))
|
|
t = machine.time_pulse_us(p, 0)
|
|
print(type(t))
|
|
|
|
p = ConstPin(0)
|
|
print(machine.time_pulse_us(p, 1, 10))
|
|
print(machine.time_pulse_us(p, 0, 10))
|