GPIO LED

List GPIO pins

Circuits.GPIO.enumerate()
|> Kino.DataTable.new()

LED の点灯

{:ok, gpio} = Circuits.GPIO.open("GPIO17", :output)

Circuits.GPIO.write(gpio, 1)

Circuits.GPIO.close(gpio)

Circuits.GPIO.write_one("GPIO17", 0)

LED の点滅

{:ok, gpio} = Circuits.GPIO.open("GPIO17", :output)

Enum.each(1..10, fn index ->
  Circuits.GPIO.write(gpio, rem(index, 2))
  Process.sleep(500)
end)

Circuits.GPIO.close(gpio)