| .. _module-pw_sys_io_arduino: |
| ``pw_sys_io_arduino`` implements the ``pw_sys_io`` facade over |
| `Arduino's Serial interface <https://www.arduino.cc/reference/en/language/functions/communication/serial/>`_. |
| On initialization it runs Arduino's first ``Serial`` interface at a 115200 baud |
| // Wait for serial port to be available |
| After ``Serial.begin(115200)`` it will busy wait until a host connects to the |
| - :ref:`target-arduino` target documentation for a list of working hardware. |
| - :ref:`module-pw_arduino_build` for caveats when running Pigweed on top of |