.. SPDX-License-Identifier: Apache-2.0
.. Copyright 2022 Martin Schröder <info@swedishembedded.com>
   Consulting: https://swedishembedded.com/go
   Training: https://swedishembedded.com/tag/training

Main features
=============

This sample shows how to use an SPI peripheral driver. Together with the
nucleo401re_mcp23s17 testbench, it shows how to simulate and visualize a custom
board setup.