GrovePi v0.2.0 GrovePi.Ultrasonic

Read distance from the Grove Ultrasonic sensor.

Example use:

iex> pin = 3
iex> {:ok, pid}=GrovePi.Ultrasonic.start_link(pin)
{:ok, #PID<0.205.0>}
iex> GrovePi.Ultrasonic.read_distance(pin)
20
iex> GrovePi.Ultrasonic.read_distance(pin)
23

Summary

Types

distance()
distance() :: integer

Functions

handle_call(arg, from, state)
init(list)
read_distance(pin)
read_distance(GrovePi.pin) :: distance
start_link(pin, opts \\ [])