ale_axp209 provides an interface to the AXP209 PMIC which is mounted on C.H.I.P. baords and maybe others. The library provides an easy to use interface to query different states such as the connected power source, the battery voltage and charging/discharging currents. The PMIC is monitored and changes are reported using Logger.

Module is available in Hex, the package can be installed by adding ale_axp209 to your list of dependencies in mix.exs:

def deps do
  [{:ale_axp209, "~> 0.2.0"}]
end

Documentation is published online on HexDocs or available as download on Hex.