148 lines
4.8 KiB
Plaintext
Vendored
148 lines
4.8 KiB
Plaintext
Vendored
picoZ80 / pico6502 — NOTICE
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============================
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Copyright (c) 2019-2026 Philip Smart <info@eaw.app>
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https://eaw.app
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1. Attribution Requirements
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---------------------------
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If you redistribute, display, or build upon any part of this project
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you MUST:
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a) Retain this NOTICE file and all copyright headers in their
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entirety in every copy or substantial portion of the work.
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b) Clearly and prominently credit "Philip Smart" and "engineers@work
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(eaw.app)" as the original author and project, with a link to
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https://eaw.app in any accompanying documentation, README, web
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page, or "About" screen.
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c) If you have modified the work, clearly state what changes you made
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and that your version is a modified derivative — not the original
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picoZ80 or pico6502 project.
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d) You may NOT imply that the original author endorses you, your
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organisation, or your derivative work without explicit written
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permission.
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2. Trademark and Name Protection
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---------------------------------
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The following names and marks are trademarks of Philip Smart and may
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NOT be used without prior written permission:
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- picoZ80
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- pico6502
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- engineers@work
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- eaw.app
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- The picoZ80 and pico6502 logos and board silkscreen artwork
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You may use these names solely to accurately describe the origin of
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the work (e.g., "based on the picoZ80 project by Philip Smart") but
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you may NOT:
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a) Use "picoZ80", "pico6502", or any confusingly similar name as
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the name of a derivative product, fork, or commercial offering.
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b) Remove, obscure, or alter the project name, author attribution,
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or copyright notices on the PCB silkscreen, in the firmware
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boot/splash screen, or in the web interface.
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c) Present a copy, fork, or derivative as if it were the original
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project or your own original creation.
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3. Anti-Passing-Off
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--------------------
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You may NOT:
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a) Claim authorship of this work or represent it as your own original
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creation.
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b) Re-brand this project or any substantial portion of it under a
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different name and present it as a new or independent project.
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c) Remove or alter authorship information, version strings, copyright
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notices, licence headers, or boot/splash screen credits.
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d) Publish this work or derivatives on any repository, marketplace,
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or platform in a way that misrepresents the origin, authorship,
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or licensing of the project.
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Any of the above constitutes passing off and is a violation of both
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the applicable licence terms and the moral rights of the author.
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4. Non-Commercial Use
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---------------------
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The hardware designs in this project are licensed under CC BY-NC-SA 4.0.
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"NonCommercial" means you may NOT use the hardware designs for
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commercial advantage or monetary compensation without the prior written
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permission of the copyright holder. Specifically:
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- You MAY build boards for your own personal use.
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- You MAY build boards for use within your club, hackerspace,
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or educational institution (provided no profit is made).
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- You MAY share your modifications under the same licence terms.
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- You may NOT manufacture boards for sale.
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- You may NOT sell kits, assembled boards, or products derived from
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these designs.
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- You may NOT include these designs in a commercial product.
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If you wish to manufacture or sell picoZ80 or pico6502 hardware, or
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incorporate the designs into a commercial product, please contact the
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author to arrange a commercial licence:
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Philip Smart <info@eaw.app>
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5. Firmware Copyleft (GPL v3)
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-----------------------------
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The firmware source code is licensed under the GNU General Public
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License v3. This means:
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- You must make your source code available if you distribute binaries.
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- Any modifications you distribute must also be licensed under GPL v3.
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- You must preserve all copyright notices and licence headers.
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- The GPL v3 does permit commercial use of the software, but note
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that the hardware required to run it is under the non-commercial
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CC BY-NC-SA 4.0 licence.
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6. Third-Party Components
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-------------------------
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This project includes the following third-party components which are
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copyright their respective authors:
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Z80 CPU emulator library
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Copyright (c) 1999-2024 Manuel Sainz de Baranda y Goñi
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Licensed under GNU GPL v3
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https://github.com/redcode/Z80
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Raspberry Pi Pico SDK
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Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
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Licensed under BSD 3-Clause
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TinyUSB
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Copyright (c) 2018 hathach (tinyusb.org)
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Licensed under MIT
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cJSON
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Copyright (c) 2009-2017 Dave Gamble and cJSON contributors
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Licensed under MIT
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ESP-IDF
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Copyright (c) 2016-2024 Espressif Systems (Shanghai) Co. Ltd.
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Licensed under Apache License 2.0
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7. Contact
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----------
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For commercial licensing, permissions, or any questions:
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Philip Smart
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Email: info@eaw.app
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Web: https://eaw.app
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Git: https://git.eaw.app/eaw/pico
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