def __init__(self, data_pin, clock_pin,
bit_order=0, connection=None, A0=None):
"""Shifts out a byte of data one bit at a time.
:param data_pin: the pin on which to output each bit (int or string)
:param clock_pin: the pin to toggle once the dataPin has been set to the correct value (int or string)
:param bit_order: which order to shift out the bits; either MSBFIRST or LSBFIRST.
"""
if connection and hasattr(connection, 'shiftOut'):
self._shiftOut_func = connection.shiftOut
else:
api = ArduinoApi(connection=connection)
self._shiftOut_func = api.shiftOut
self.bit_order = bit_order
self.data_pin_number = to_pin_number(data_pin, A0)
self.clock_pin_number = to_pin_number(clock_pin, A0)
def __init__(self,
data_pin,
clock_pin,
bit_order=0,
connection=None,
A0=None):
"""Shifts out a byte of data one bit at a time.
:param data_pin: the pin on which to output each bit (int or string)
:param clock_pin: the pin to toggle once the dataPin has been set to the correct value (int or string)
:param bit_order: which order to shift out the bits; either MSBFIRST or LSBFIRST.
"""
if connection and hasattr(connection, 'shiftOut'):
self._shiftOut_func = connection.shiftOut
else:
api = ArduinoApi(connection=connection)
self._shiftOut_func = api.shiftOut
self.bit_order = bit_order
self.data_pin_number = to_pin_number(data_pin, A0)
self.clock_pin_number = to_pin_number(clock_pin, A0)
def test_to_pin_number():
eq_(to_pin_number(0), 0)
eq_(to_pin_number(1, A0=None), 1)
eq_(to_pin_number(20, A0=5), 20)
eq_(to_pin_number('D0', A0=None), 0)
eq_(to_pin_number('D7', A0=8), 7)
exc_(ValueError, lambda: to_pin_number('D7', A0=7))
eq_(to_pin_number('D20', A0=21), 20)
eq_(to_pin_number('A0', A0=0), 0)
eq_(to_pin_number('A0', A0=7), 7)
eq_(to_pin_number('A15', A0=5), 20)
exc_(ValueError, lambda: to_pin_number('A7', A0=None))
class Dummy(object):
pass
obj = Dummy()
obj.pin_number = 23
eq_(to_pin_number(obj, A0=0), 23)
def test_to_pin_number():
eq_(to_pin_number(0), 0)
eq_(to_pin_number(1, A0=None), 1)
eq_(to_pin_number(20, A0=5), 20)
eq_(to_pin_number('D0', A0=None), 0)
eq_(to_pin_number('D7', A0=8), 7)
exc_(ValueError, lambda: to_pin_number('D7', A0=7))
eq_(to_pin_number('D20', A0=21), 20)
eq_(to_pin_number('A0', A0=0), 0)
eq_(to_pin_number('A0', A0=7), 7)
eq_(to_pin_number('A15', A0=5), 20)
exc_(ValueError, lambda: to_pin_number('A7', A0=None))
class Dummy(object):
pass
obj = Dummy()
obj.pin_number = 23
eq_(to_pin_number(obj, A0=0), 23)
