GrovePi v0.2.0 GrovePi.Digital
Write to and read digital I/O on the GrovePi.
Example usage:
iex> pin = 3
iex> GrovePi.Digital.set_pinmode(pin, :input)
:ok
iex> GrovePi.Digital.write(pin, 1)
:ok
iex> GrovePi.Digital.write(pin, 0)
:ok
iex> GrovePi.Digital.set_pinmode(pin, :output)
:ok
iex> GrovePi.Digital.read(pin, 0)
1