Add AHT20.read/1

Author: mnishiguchi

README.md

@@ -25,7 +25,7 @@ iex> {:ok, aht20} = AHT20.start_link(bus_name: "i2c-1", bus_address: 0x38)
 {:ok, #PID<0.1407.0>}
 
 # Read the humidity and temperature from the sensor.
-iex> AHT20.read_data(aht20)
+iex> AHT20.read(aht20)
 {:ok,
  %AHT20.Measurement{
    humidity_rh: 15.079402923583984,

lib/aht20.ex

@@ -13,6 +13,9 @@ defmodule AHT20 do
     AHT20.SensorWorker.start_link(config)
   end
 
+  @spec read(pid) :: {:ok, AHT20.Measurement.t()} | {:error, any}
+  def read(pid), do: read_data(pid)
+
   @spec read_data(pid) :: {:ok, AHT20.Measurement.t()} | {:error, any}
   def read_data(pid) when is_pid(pid) do
     AHT20.SensorWorker.read_data(pid)