.. GPIO Zero: a library for controlling the Raspberry Pi's GPIO pins .. .. Copyright (c) 2017-2023 Dave Jones .. Copyright (c) 2021 Ben Nuttall .. Copyright (c) 2016 Stewart .. .. SPDX-License-Identifier: BSD-3-Clause ================== Command-line Tools ================== The gpiozero package contains a database of information about the various revisions of Raspberry Pi. This is queried by the :program:`pinout` command-line tool to output details of the GPIO pins available. The :program:`pintest` tool is also provided to test the operation of GPIO pins on the board. .. toctree:: :maxdepth: 1 cli_pinout cli_pintest cli_env