Prototype Microbit/Reference Implementation
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NOTE:

This is the original README file for the project as released to potential
project partners in 2014.  The project is no longer covered under NDA, and
none of the information in this repository is considered confidential
information.

At some point this will revert to a historical readme and the text of this
file replaced.  Pull requests welcome, and will be merged as and when
practical!

Updated: May 2016


Michael Sparks, Senior Research Engineer, BBC R&D

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Copyright (C) 2014 BBC.

This reference implementation is confidential information, and MUST be kept
confidential, as per the NDA you have signed with the BBC.

The reference implementation is provided to assist you in your pitch/proposal/
development process. It is NOT intended as a basis for ongoing development.

You should use this as a reference for what you want to pitch, rather than as
a basis for development. While improvements to the reference implementation
are welcome, the proposition will be better served by those pitches that go
beyond the reference implementation. Please see the enclosed LICENSE for
further details.

Licenses of technologies used within the reference implementation can be
found in the LICENSES.pdf file

The reference implementation is a WORK IN PROGRESS. It covers most of the
functional specification, and was used to create the functional spec. 
However, in places the the reference implementation deviates from the
functional spec.  In such cases, the functional spec is canonical, and over
time the reference implementation will improve to match the spec.

    NO WARRANTY

    THE HARDWARE, HARDWARE DESIGNS AND SOFTWARE ("MICROBIT SYSTEM")   
    IS DISTRIBUTED IN THE HOPE THAT IT WILL BE USEFUL, BUT WITHOUT 
    ANY WARRANTY.  IT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
    KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED      
    TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
    PARTICULAR PURPOSE.  THE ENTIRE RISK AS TO THE QUALITY AND
    PERFORMANCE OF THE MICROBIT SYSTEM IS WITH YOU.  SHOULD THE
    MICROBIT SYSTEM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL
    NECESSARY SERVICING, REPAIR OR CORRECTION.

    IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW THE AUTHOR WILL BE
    LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL,
    INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR
    INABILITY TO USE THE MICROBIT SYSTEM (INCLUDING BUT NOT LIMITED      
    TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES
    SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE MICROBIT 
    SYSTEM TO OPERATE WITH ANY OTHER SYSTEMS), EVEN IF THE AUTHOR
    HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.


Michael Sparks, Senior Research Engineer, BBC R&D, December 2014