AHT20
Read temperature and humidity from AHT20 sensor in Elixir.
Usage
# Connect to the sensor.
iex> {:ok, pid} = 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.measure(pid)
{:ok,
%AHT20.Measurement{
humidity_rh: 15.079402923583984,
temperature_c: 28.26671600341797,
temperature_f: 82.88008880615234
}}
Depending on your hardware configuration, you may need to modify the call to
AHT20.start_link/1
. See AHT20.options/0
for parameters.