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                    GNU AFFERO GENERAL PUBLIC LICENSE
 
                       Version 3, 19 November 2007
 

	
 
 Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
 
 Everyone is permitted to copy and distribute verbatim copies
 
 of this license document, but changing it is not allowed.
 

	
 
                            Preamble
 

	
 
  The GNU Affero General Public License is a free, copyleft license for
 
software and other kinds of works, specifically designed to ensure
 
cooperation with the community in the case of network server software.
 

	
 
  The licenses for most software and other practical works are designed
 
to take away your freedom to share and change the works.  By contrast,
 
our General Public Licenses are intended to guarantee your freedom to
 
share and change all versions of a program--to make sure it remains free
 
software for all its users.
 

	
 
  When we speak of free software, we are referring to freedom, not
 
price.  Our General Public Licenses are designed to make sure that you
 
have the freedom to distribute copies of free software (and charge for
 
them if you wish), that you receive source code or can get it if you
 
want it, that you can change the software or use pieces of it in new
 
free programs, and that you know you can do these things.
 

	
 
  Developers that use our General Public Licenses protect your rights
 
with two steps: (1) assert copyright on the software, and (2) offer
 
you this License which gives you legal permission to copy, distribute
 
and/or modify the software.
 

	
 
  A secondary benefit of defending all users' freedom is that
 
improvements made in alternate versions of the program, if they
 
receive widespread use, become available for other developers to
 
incorporate.  Many developers of free software are heartened and
 
encouraged by the resulting cooperation.  However, in the case of
 
software used on network servers, this result may fail to come about.
 
The GNU General Public License permits making a modified version and
 
letting the public access it on a server without ever releasing its
 
source code to the public.
 

	
 
  The GNU Affero General Public License is designed specifically to
 
ensure that, in such cases, the modified source code becomes available
 
to the community.  It requires the operator of a network server to
 
provide the source code of the modified version running there to the
 
users of that server.  Therefore, public use of a modified version, on
 
a publicly accessible server, gives the public access to the source
 
code of the modified version.
 

	
 
  An older license, called the Affero General Public License and
 
published by Affero, was designed to accomplish similar goals.  This is
 
a different license, not a version of the Affero GPL, but Affero has
 
released a new version of the Affero GPL which permits relicensing under
 
this license.
 

	
 
  The precise terms and conditions for copying, distribution and
 
modification follow.
 

	
 
                       TERMS AND CONDITIONS
 

	
 
  0. Definitions.
 

	
 
  "This License" refers to version 3 of the GNU Affero General Public License.
 

	
 
  "Copyright" also means copyright-like laws that apply to other kinds of
 
works, such as semiconductor masks.
 

	
 
  "The Program" refers to any copyrightable work licensed under this
 
License.  Each licensee is addressed as "you".  "Licensees" and
 
"recipients" may be individuals or organizations.
 

	
 
  To "modify" a work means to copy from or adapt all or part of the work
 
in a fashion requiring copyright permission, other than the making of an
 
exact copy.  The resulting work is called a "modified version" of the
 
earlier work or a work "based on" the earlier work.
 

	
 
  A "covered work" means either the unmodified Program or a work based
 
on the Program.
 

	
 
  To "propagate" a work means to do anything with it that, without
 
permission, would make you directly or secondarily liable for
 
infringement under applicable copyright law, except executing it on a
 
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public, and in some countries other activities as well.
 

	
 
  To "convey" a work means any kind of propagation that enables other
 
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a computer network, with no transfer of a copy, is not conveying.
 

	
 
  An interactive user interface displays "Appropriate Legal Notices"
 
to the extent that it includes a convenient and prominently visible
 
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  The "source code" for a work means the preferred form of the work
 
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  The "System Libraries" of an executable work include anything, other
 
than the work as a whole, that (a) is included in the normal form of
 
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can regenerate automatically from other parts of the Corresponding
 
Source.
 

	
 
  The Corresponding Source for a work in source code form is that
 
same work.
 

	
 
  2. Basic Permissions.
 

	
 
  All rights granted under this License are granted for the term of
 
copyright on the Program, and are irrevocable provided the stated
 
conditions are met.  This License explicitly affirms your unlimited
 
permission to run the unmodified Program.  The output from running a
 
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content, constitutes a covered work.  This License acknowledges your
 
rights of fair use or other equivalent, as provided by copyright law.
 

	
 
  You may make, run and propagate covered works that you do not
 
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and control, on terms that prohibit them from making any copies of
 
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  No covered work shall be deemed part of an effective technological
 
measure under any applicable law fulfilling obligations under article
 
11 of the WIPO copyright treaty adopted on 20 December 1996, or
 
similar laws prohibiting or restricting circumvention of such
 
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  When you convey a covered work, you waive any legal power to forbid
 
circumvention of technological measures to the extent such circumvention
 
is effected by exercising rights under this License with respect to
 
the covered work, and you disclaim any intention to limit operation or
 
modification of the work as a means of enforcing, against the work's
 
users, your or third parties' legal rights to forbid circumvention of
 
technological measures.
 

	
 
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  You may convey verbatim copies of the Program's source code as you
 
receive it, in any medium, provided that you conspicuously and
 
appropriately publish on each copy an appropriate copyright notice;
 
keep intact all notices stating that this License and any
 
non-permissive terms added in accord with section 7 apply to the code;
 
keep intact all notices of the absence of any warranty; and give all
 
recipients a copy of this License along with the Program.
 

	
 
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and you may offer support or warranty protection for a fee.
 

	
 
  5. Conveying Modified Source Versions.
 

	
 
  You may convey a work based on the Program, or the modifications to
 
produce it from the Program, in the form of source code under the
 
terms of section 4, provided that you also meet all of these conditions:
 

	
 
    a) The work must carry prominent notices stating that you modified
 
    it, and giving a relevant date.
 

	
 
    b) The work must carry prominent notices stating that it is
 
    released under this License and any conditions added under section
 
    7.  This requirement modifies the requirement in section 4 to
 
    "keep intact all notices".
 

	
 
    c) You must license the entire work, as a whole, under this
 
    License to anyone who comes into possession of a copy.  This
 
    License will therefore apply, along with any applicable section 7
 
    additional terms, to the whole of the work, and all its parts,
 
    regardless of how they are packaged.  This License gives no
 
    permission to license the work in any other way, but it does not
 
    invalidate such permission if you have separately received it.
 

	
 
    d) If the work has interactive user interfaces, each must display
 
    Appropriate Legal Notices; however, if the Program has interactive
 
    interfaces that do not display Appropriate Legal Notices, your
 
    work need not make them do so.
 

	
 
  A compilation of a covered work with other separate and independent
 
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and which are not combined with it such as to form a larger program,
 
in or on a volume of a storage or distribution medium, is called an
 
"aggregate" if the compilation and its resulting copyright are not
 
used to limit the access or legal rights of the compilation's users
 
beyond what the individual works permit.  Inclusion of a covered work
 
in an aggregate does not cause this License to apply to the other
 
parts of the aggregate.
 

	
 
  6. Conveying Non-Source Forms.
 

	
 
  You may convey a covered work in object code form under the terms
 
of sections 4 and 5, provided that you also convey the
 
machine-readable Corresponding Source under the terms of this License,
 
in one of these ways:
 

	
 
    a) Convey the object code in, or embodied in, a physical product
 
    (including a physical distribution medium), accompanied by the
 
    Corresponding Source fixed on a durable physical medium
 
    customarily used for software interchange.
 

	
 
    b) Convey the object code in, or embodied in, a physical product
 
    (including a physical distribution medium), accompanied by a
 
    written offer, valid for at least three years and valid for as
 
    long as you offer spare parts or customer support for that product
 
    model, to give anyone who possesses the object code either (1) a
 
    copy of the Corresponding Source for all the software in the
 
    product that is covered by this License, on a durable physical
 
    medium customarily used for software interchange, for a price no
 
    more than your reasonable cost of physically performing this
 
    conveying of source, or (2) access to copy the
 
    Corresponding Source from a network server at no charge.
 

	
 
    c) Convey individual copies of the object code with a copy of the
 
    written offer to provide the Corresponding Source.  This
 
    alternative is allowed only occasionally and noncommercially, and
 
    only if you received the object code with such an offer, in accord
 
    with subsection 6b.
 

	
 
    d) Convey the object code by offering access from a designated
 
    place (gratis or for a charge), and offer equivalent access to the
 
    Corresponding Source in the same way through the same place at no
 
    further charge.  You need not require recipients to copy the
 
    Corresponding Source along with the object code.  If the place to
 
    copy the object code is a network server, the Corresponding Source
 
    may be on a different server (operated by you or a third party)
 
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    available for as long as needed to satisfy these requirements.
 

	
 
    e) Convey the object code using peer-to-peer transmission, provided
 
    you inform other peers where the object code and Corresponding
 
    Source of the work are being offered to the general public at no
 
    charge under subsection 6d.
 

	
 
  A separable portion of the object code, whose source code is excluded
 
from the Corresponding Source as a System Library, need not be
 
included in conveying the object code work.
 

	
 
  A "User Product" is either (1) a "consumer product", which means any
 
tangible personal property which is normally used for personal, family,
 
or household purposes, or (2) anything designed or sold for incorporation
 
into a dwelling.  In determining whether a product is a consumer product,
 
doubtful cases shall be resolved in favor of coverage.  For a particular
 
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typical or common use of that class of product, regardless of the status
 
of the particular user or of the way in which the particular user
 
actually uses, or expects or is expected to use, the product.  A product
 
is a consumer product regardless of whether the product has substantial
 
commercial, industrial or non-consumer uses, unless such uses represent
 
the only significant mode of use of the product.
 

	
 
  "Installation Information" for a User Product means any methods,
 
procedures, authorization keys, or other information required to install
 
and execute modified versions of a covered work in that User Product from
 
a modified version of its Corresponding Source.  The information must
 
suffice to ensure that the continued functioning of the modified object
 
code is in no case prevented or interfered with solely because
 
modification has been made.
 

	
 
  If you convey an object code work under this section in, or with, or
 
specifically for use in, a User Product, and the conveying occurs as
 
part of a transaction in which the right of possession and use of the
 
User Product is transferred to the recipient in perpetuity or for a
 
fixed term (regardless of how the transaction is characterized), the
 
Corresponding Source conveyed under this section must be accompanied
 
by the Installation Information.  But this requirement does not apply
 
if neither you nor any third party retains the ability to install
 
modified object code on the User Product (for example, the work has
 
been installed in ROM).
 

	
 
  The requirement to provide Installation Information does not include a
 
requirement to continue to provide support service, warranty, or updates
 
for a work that has been modified or installed by the recipient, or for
 
the User Product in which it has been modified or installed.  Access to a
 
network may be denied when the modification itself materially and
 
adversely affects the operation of the network or violates the rules and
 
protocols for communication across the network.
 

	
 
  Corresponding Source conveyed, and Installation Information provided,
 
in accord with this section must be in a format that is publicly
 
documented (and with an implementation available to the public in
 
source code form), and must require no special password or key for
 
unpacking, reading or copying.
 

	
 
  7. Additional Terms.
 

	
 
  "Additional permissions" are terms that supplement the terms of this
 
License by making exceptions from one or more of its conditions.
 
Additional permissions that are applicable to the entire Program shall
 
be treated as though they were included in this License, to the extent
 
that they are valid under applicable law.  If additional permissions
 
apply only to part of the Program, that part may be used separately
 
under those permissions, but the entire Program remains governed by
 
this License without regard to the additional permissions.
 

	
 
  When you convey a copy of a covered work, you may at your option
 
remove any additional permissions from that copy, or from any part of
 
it.  (Additional permissions may be written to require their own
 
removal in certain cases when you modify the work.)  You may place
 
additional permissions on material, added by you to a covered work,
 
for which you have or can give appropriate copyright permission.
 

	
 
  Notwithstanding any other provision of this License, for material you
 
add to a covered work, you may (if authorized by the copyright holders of
 
that material) supplement the terms of this License with terms:
 

	
 
    a) Disclaiming warranty or limiting liability differently from the
 
    terms of sections 15 and 16 of this License; or
 

	
 
    b) Requiring preservation of specified reasonable legal notices or
 
    author attributions in that material or in the Appropriate Legal
 
    Notices displayed by works containing it; or
 

	
 
    c) Prohibiting misrepresentation of the origin of that material, or
 
    requiring that modified versions of such material be marked in
 
    reasonable ways as different from the original version; or
 

	
 
    d) Limiting the use for publicity purposes of names of licensors or
 
    authors of the material; or
 

	
 
    e) Declining to grant rights under trademark law for use of some
 
    trade names, trademarks, or service marks; or
 

	
 
    f) Requiring indemnification of licensors and authors of that
 
    material by anyone who conveys the material (or modified versions of
 
    it) with contractual assumptions of liability to the recipient, for
 
    any liability that these contractual assumptions directly impose on
 
    those licensors and authors.
 

	
 
  All other non-permissive additional terms are considered "further
 
restrictions" within the meaning of section 10.  If the Program as you
 
received it, or any part of it, contains a notice stating that it is
 
governed by this License along with a term that is a further
 
restriction, you may remove that term.  If a license document contains
 
a further restriction but permits relicensing or conveying under this
 
License, you may add to a covered work material governed by the terms
 
of that license document, provided that the further restriction does
 
not survive such relicensing or conveying.
 

	
 
  If you add terms to a covered work in accord with this section, you
 
must place, in the relevant source files, a statement of the
 
additional terms that apply to those files, or a notice indicating
 
where to find the applicable terms.
 

	
 
  Additional terms, permissive or non-permissive, may be stated in the
 
form of a separately written license, or stated as exceptions;
 
the above requirements apply either way.
 

	
 
  8. Termination.
 

	
 
  You may not propagate or modify a covered work except as expressly
 
provided under this License.  Any attempt otherwise to propagate or
 
modify it is void, and will automatically terminate your rights under
 
this License (including any patent licenses granted under the third
 
paragraph of section 11).
 

	
 
  However, if you cease all violation of this License, then your
 
license from a particular copyright holder is reinstated (a)
 
provisionally, unless and until the copyright holder explicitly and
 
finally terminates your license, and (b) permanently, if the copyright
 
holder fails to notify you of the violation by some reasonable means
 
prior to 60 days after the cessation.
 

	
 
  Moreover, your license from a particular copyright holder is
 
reinstated permanently if the copyright holder notifies you of the
 
violation by some reasonable means, this is the first time you have
 
received notice of violation of this License (for any work) from that
 
copyright holder, and you cure the violation prior to 30 days after
 
your receipt of the notice.
 

	
 
  Termination of your rights under this section does not terminate the
 
licenses of parties who have received copies or rights from you under
 
this License.  If your rights have been terminated and not permanently
 
reinstated, you do not qualify to receive new licenses for the same
 
material under section 10.
 

	
 
  9. Acceptance Not Required for Having Copies.
 

	
 
  You are not required to accept this License in order to receive or
 
run a copy of the Program.  Ancillary propagation of a covered work
 
occurring solely as a consequence of using peer-to-peer transmission
 
to receive a copy likewise does not require acceptance.  However,
 
nothing other than this License grants you permission to propagate or
 
modify any covered work.  These actions infringe copyright if you do
 
not accept this License.  Therefore, by modifying or propagating a
 
covered work, you indicate your acceptance of this License to do so.
 

	
 
  10. Automatic Licensing of Downstream Recipients.
 

	
 
  Each time you convey a covered work, the recipient automatically
 
receives a license from the original licensors, to run, modify and
 
propagate that work, subject to this License.  You are not responsible
 
for enforcing compliance by third parties with this License.
 

	
 
  An "entity transaction" is a transaction transferring control of an
 
organization, or substantially all assets of one, or subdividing an
 
organization, or merging organizations.  If propagation of a covered
 
work results from an entity transaction, each party to that
 
transaction who receives a copy of the work also receives whatever
 
licenses to the work the party's predecessor in interest had or could
 
give under the previous paragraph, plus a right to possession of the
 
Corresponding Source of the work from the predecessor in interest, if
 
the predecessor has it or can get it with reasonable efforts.
 

	
 
  You may not impose any further restrictions on the exercise of the
 
rights granted or affirmed under this License.  For example, you may
 
not impose a license fee, royalty, or other charge for exercise of
 
rights granted under this License, and you may not initiate litigation
 
(including a cross-claim or counterclaim in a lawsuit) alleging that
 
any patent claim is infringed by making, using, selling, offering for
 
sale, or importing the Program or any portion of it.
 

	
 
  11. Patents.
 

	
 
  A "contributor" is a copyright holder who authorizes use under this
 
License of the Program or a work on which the Program is based.  The
 
work thus licensed is called the contributor's "contributor version".
 

	
 
  A contributor's "essential patent claims" are all patent claims
 
owned or controlled by the contributor, whether already acquired or
 
hereafter acquired, that would be infringed by some manner, permitted
 
by this License, of making, using, or selling its contributor version,
 
but do not include claims that would be infringed only as a
 
consequence of further modification of the contributor version.  For
 
purposes of this definition, "control" includes the right to grant
 
patent sublicenses in a manner consistent with the requirements of
 
this License.
 

	
 
  Each contributor grants you a non-exclusive, worldwide, royalty-free
 
patent license under the contributor's essential patent claims, to
 
make, use, sell, offer for sale, import and otherwise run, modify and
 
propagate the contents of its contributor version.
 

	
 
  In the following three paragraphs, a "patent license" is any express
 
agreement or commitment, however denominated, not to enforce a patent
 
(such as an express permission to practice a patent or covenant not to
 
sue for patent infringement).  To "grant" such a patent license to a
 
party means to make such an agreement or commitment not to enforce a
 
patent against the party.
 

	
 
  If you convey a covered work, knowingly relying on a patent license,
 
and the Corresponding Source of the work is not available for anyone
 
to copy, free of charge and under the terms of this License, through a
 
publicly available network server or other readily accessible means,
 
then you must either (1) cause the Corresponding Source to be so
 
available, or (2) arrange to deprive yourself of the benefit of the
 
patent license for this particular work, or (3) arrange, in a manner
 
consistent with the requirements of this License, to extend the patent
 
license to downstream recipients.  "Knowingly relying" means you have
 
actual knowledge that, but for the patent license, your conveying the
 
covered work in a country, or your recipient's use of the covered work
 
in a country, would infringe one or more identifiable patents in that
 
country that you have reason to believe are valid.
 

	
 
  If, pursuant to or in connection with a single transaction or
 
arrangement, you convey, or propagate by procuring conveyance of, a
 
covered work, and grant a patent license to some of the parties
 
receiving the covered work authorizing them to use, propagate, modify
 
or convey a specific copy of the covered work, then the patent license
 
you grant is automatically extended to all recipients of the covered
 
work and works based on it.
 

	
 
  A patent license is "discriminatory" if it does not include within
 
the scope of its coverage, prohibits the exercise of, or is
 
conditioned on the non-exercise of one or more of the rights that are
 
specifically granted under this License.  You may not convey a covered
 
work if you are a party to an arrangement with a third party that is
 
in the business of distributing software, under which you make payment
 
to the third party based on the extent of your activity of conveying
 
the work, and under which the third party grants, to any of the
 
parties who would receive the covered work from you, a discriminatory
 
patent license (a) in connection with copies of the covered work
 
conveyed by you (or copies made from those copies), or (b) primarily
 
for and in connection with specific products or compilations that
 
contain the covered work, unless you entered into that arrangement,
 
or that patent license was granted, prior to 28 March 2007.
 

	
 
  Nothing in this License shall be construed as excluding or limiting
 
any implied license or other defenses to infringement that may
 
otherwise be available to you under applicable patent law.
 

	
 
  12. No Surrender of Others' Freedom.
 

	
 
  If conditions are imposed on you (whether by court order, agreement or
 
otherwise) that contradict the conditions of this License, they do not
 
excuse you from the conditions of this License.  If you cannot convey a
 
covered work so as to satisfy simultaneously your obligations under this
 
License and any other pertinent obligations, then as a consequence you may
 
not convey it at all.  For example, if you agree to terms that obligate you
 
to collect a royalty for further conveying from those to whom you convey
 
the Program, the only way you could satisfy both those terms and this
 
License would be to refrain entirely from conveying the Program.
 

	
 
  13. Remote Network Interaction; Use with the GNU General Public License.
 

	
 
  Notwithstanding any other provision of this License, if you modify the
 
Program, your modified version must prominently offer all users
 
interacting with it remotely through a computer network (if your version
 
supports such interaction) an opportunity to receive the Corresponding
 
Source of your version by providing access to the Corresponding Source
 
from a network server at no charge, through some standard or customary
 
means of facilitating copying of software.  This Corresponding Source
 
shall include the Corresponding Source for any work covered by version 3
 
of the GNU General Public License that is incorporated pursuant to the
 
following paragraph.
 

	
 
  Notwithstanding any other provision of this License, you have
 
permission to link or combine any covered work with a work licensed
 
under version 3 of the GNU General Public License into a single
 
combined work, and to convey the resulting work.  The terms of this
 
License will continue to apply to the part which is the covered work,
 
but the work with which it is combined will remain governed by version
 
3 of the GNU General Public License.
 

	
 
  14. Revised Versions of this License.
 

	
 
  The Free Software Foundation may publish revised and/or new versions of
 
the GNU Affero General Public License from time to time.  Such new versions
 
will be similar in spirit to the present version, but may differ in detail to
 
address new problems or concerns.
 

	
 
  Each version is given a distinguishing version number.  If the
 
Program specifies that a certain numbered version of the GNU Affero General
 
Public License "or any later version" applies to it, you have the
 
option of following the terms and conditions either of that numbered
 
version or of any later version published by the Free Software
 
Foundation.  If the Program does not specify a version number of the
 
GNU Affero General Public License, you may choose any version ever published
 
by the Free Software Foundation.
 

	
 
  If the Program specifies that a proxy can decide which future
 
versions of the GNU Affero General Public License can be used, that proxy's
 
public statement of acceptance of a version permanently authorizes you
 
to choose that version for the Program.
 

	
 
  Later license versions may give you additional or different
 
permissions.  However, no additional obligations are imposed on any
 
author or copyright holder as a result of your choosing to follow a
 
later version.
 

	
 
  15. Disclaimer of Warranty.
 

	
 
  THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
 
APPLICABLE LAW.  EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
 
HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "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 PROGRAM
 
IS WITH YOU.  SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
 
ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
 

	
 
  16. Limitation of Liability.
 

	
 
  IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
 
WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
 
THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
 
GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
 
USE OR INABILITY TO USE THE PROGRAM (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 PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
 
EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
 
SUCH DAMAGES.
 

	
 
  17. Interpretation of Sections 15 and 16.
 

	
 
  If the disclaimer of warranty and limitation of liability provided
 
above cannot be given local legal effect according to their terms,
 
reviewing courts shall apply local law that most closely approximates
 
an absolute waiver of all civil liability in connection with the
 
Program, unless a warranty or assumption of liability accompanies a
 
copy of the Program in return for a fee.
 

	
 
                     END OF TERMS AND CONDITIONS
 

	
 
            How to Apply These Terms to Your New Programs
 

	
 
  If you develop a new program, and you want it to be of the greatest
 
possible use to the public, the best way to achieve this is to make it
 
free software which everyone can redistribute and change under these terms.
 

	
 
  To do so, attach the following notices to the program.  It is safest
 
to attach them to the start of each source file to most effectively
 
state the exclusion of warranty; and each file should have at least
 
the "copyright" line and a pointer to where the full notice is found.
 

	
 
    <one line to give the program's name and a brief idea of what it does.>
 
    Copyright (C) <year>  <name of author>
 

	
 
    This program is free software: you can redistribute it and/or modify
 
    it under the terms of the GNU Affero General Public License as published by
 
    the Free Software Foundation, either version 3 of the License, or
 
    (at your option) any later version.
 

	
 
    This program is distributed in the hope that it will be useful,
 
    but WITHOUT ANY WARRANTY; without even the implied warranty of
 
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
    GNU Affero General Public License for more details.
 

	
 
    You should have received a copy of the GNU Affero General Public License
 
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 

	
 
Also add information on how to contact you by electronic and paper mail.
 

	
 
  If your software can interact with users remotely through a computer
 
network, you should also make sure that it provides a way for users to
 
get its source.  For example, if your program is a web application, its
 
interface could display a "Source" link that leads users to an archive
 
of the code.  There are many ways you could offer source, and different
 
solutions will be better for different programs; see section 13 for the
 
specific requirements.
 

	
 
  You should also get your employer (if you work as a programmer) or school,
 
if any, to sign a "copyright disclaimer" for the program, if necessary.
 
For more information on this, and how to apply and follow the GNU AGPL, see
 
<http://www.gnu.org/licenses/>.
master/master/config.h
Show inline comments
 
/*
 
 * Master Firmware: Configuration
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef CONFIG_H_
 
#define CONFIG_H_
 
 
#include <avr/pgmspace.h>
 
 
// NOTE: Some settings may be overridden by SD card config.ini parameters
 
 
// --------------------------------------------------------------------------
 
// Hardware settings
 
// --------------------------------------------------------------------------
 
 
#define F_CPU 11059200
 
#define BOARDTEMP_ADDR 0x90
 
 
 
// --------------------------------------------------------------------------
 
// Module config (master.c)
 
// --------------------------------------------------------------------------
 
 
// Debug Output
 
//#define DEBUG_OUTPUT
 
 
// Blackout (turn off all but power LEDs)
 
#define BLACKOUT_ENABLE
 
#define BLACKOUT_TIMEOUT 1200000 // Blackout after 20 minutes (hopefully after fix and launch)
 
 
// Board heater setpoint
 
#define HEATER_THRESHOLD 5 // Regulate to 5 degrees Celsius
 
 
// Touchdown buzzer
 
#define BUZZER_RATE 7000
 
#define BUZZER_DURATION 1000
 
#define BUZZER_FAILSAFE_DURATION  9600000 // 160min
 
#define BUZZER_TRIGGER_MINDURATION 2700000 // 45min
 
#define BUZZER_TRIGGER_MAXALTITUDE 2000 // feet
 
 
// --------------------------------------------------------------------------
 
// Error Codes config (logger.c)
 
// --------------------------------------------------------------------------
 
 
// SD Card
 
#define ERROR_SLAVETIMEOUT 0
 
#define ERROR_SD_INIT 1
 
#define ERROR_SD_PARTITION 2
 
#define ERROR_SD_FILE 3
 
#define ERROR_CONFIGPARSE 4
 
#define ERROR_XBEETIMEOUT 5
 
#define ERROR_FATAL 6
master/master/lib/afsk.c
Show inline comments
 
/*
 
 * Master Firmware: AFSK Generation
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 

	
 

	
 
#include "../config.h"
 
#include "afsk.h"
 

	
 
#include <stdint.h>
 
#include <stdbool.h>
 
#include <avr/io.h>
 
#include <avr/interrupt.h> 
 
#include <util/delay.h>
 
#include <avr/pgmspace.h>
 

	
 

	
 
PROGMEM extern const uint8_t afsk_sine_table[512] = {
 
  127, 129, 130, 132, 133, 135, 136, 138, 139, 141, 143, 144, 146, 147, 149, 150, 152, 153, 155, 156, 158, 
 
  159, 161, 163, 164, 166, 167, 168, 170, 171, 173, 174, 176, 177, 179, 180, 182, 183, 184, 186, 187, 188, 
 
  190, 191, 193, 194, 195, 197, 198, 199, 200, 202, 203, 204, 205, 207, 208, 209, 210, 211, 213, 214, 215, 
 
  216, 217, 218, 219, 220, 221, 223, 224, 225, 226, 227, 228, 228, 229, 230, 231, 232, 233, 234, 235, 236, 
 
  236, 237, 238, 239, 239, 240, 241, 242, 242, 243, 244, 244, 245, 245, 246, 247, 247, 248, 248, 249, 249, 
 
  249, 250, 250, 251, 251, 251, 252, 252, 252, 253, 253, 253, 253, 254, 254, 254, 254, 254, 254, 254, 254, 
 
  254, 254, 255, 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 253, 253, 253, 253, 252, 252, 252, 251, 
 
  251, 251, 250, 250, 249, 249, 249, 248, 248, 247, 247, 246, 245, 245, 244, 244, 243, 242, 242, 241, 240, 
 
  239, 239, 238, 237, 236, 236, 235, 234, 233, 232, 231, 230, 229, 228, 228, 227, 226, 225, 224, 223, 221, 
 
  220, 219, 218, 217, 216, 215, 214, 213, 211, 210, 209, 208, 207, 205, 204, 203, 202, 200, 199, 198, 197, 
 
  195, 194, 193, 191, 190, 188, 187, 186, 184, 183, 182, 180, 179, 177, 176, 174, 173, 171, 170, 168, 167, 
 
  166, 164, 163, 161, 159, 158, 156, 155, 153, 152, 150, 149, 147, 146, 144, 143, 141, 139, 138, 136, 135, 
 
  133, 132, 130, 129, 127, 125, 124, 122, 121, 119, 118, 116, 115, 113, 111, 110, 108, 107, 105, 104, 102, 
 
  101,  99,  98,  96,  95,  93,  91,  90,  88,  87,  86,  84,  83,  81,  80,  78,  77,  75,  74,  72,  71, 
 
   70,  68,  67,  66,  64,  63,  61,  60,  59,  57,  56,  55,  54,  52,  51,  50,  49,  47,  46,  45,  44, 
 
   43,  41,  40,  39,  38,  37,  36,  35,  34,  33,  31,  30,  29,  28,  27,  26,  26,  25,  24,  23,  22, 
 
   21,  20,  19,  18,  18,  17,  16,  15,  15,  14,  13,  12,  12,  11,  10,  10,   9,   9,   8,   7,   7, 
 
    6,   6,   5,   5,   5,   4,   4,   3,   3,   3,   2,   2,   2,   1,   1,   1,   1,   0,   0,   0,   0, 
 
    0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   1,   1,   1,   1, 
 
    2,   2,   2,   3,   3,   3,   4,   4,   5,   5,   5,   6,   6,   7,   7,   8,   9,   9,  10,  10,  11, 
 
   12,  12,  13,  14,  15,  15,  16,  17,  18,  18,  19,  20,  21,  22,  23,  24,  25,  26,  26,  27,  28, 
 
   29,  30,  31,  33,  34,  35,  36,  37,  38,  39,  40,  41,  43,  44,  45,  46,  47,  49,  50,  51,  52, 
 
   54,  55,  56,  57,  59,  60,  61,  63,  64,  66,  67,  68,  70,  71,  72,  74,  75,  77,  78,  80,  81, 
 
   83,  84,  86,  87,  88,  90,  91,  93,  95,  96,  98,  99, 101, 102, 104, 105, 107, 108, 110, 111, 113, 
 
  115, 116, 118, 119, 121, 122, 124, 125
 
};
 

	
master/master/lib/afsk.h
Show inline comments
 
/*
 
 * Master Firmware: AFSK Generation
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef AFSK_H_
 
#define AFSK_H_
 
 
#include <inttypes.h>
 
 
// Private
 
void afsk_output_sample(uint8_t s);
 
void afsk_timer_start();
 
void afsk_timer_stop();
 
 
// Public
 
void afsk_setup();
 
void afsk_test();
 
void afsk_send(const uint8_t *buffer, int len);
 
int afsk_busy();
 
void afsk_start();
 
 
#endif /* AFSK_H_ */
 
\ No newline at end of file
master/master/lib/aprs.c
Show inline comments
 
/*
 
 * Master Firmware: APRS
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include "aprs.h"
 
#include "ax25.h"
 
#include "gps.h"
 
#include "sensordata.h"
 
#include <stdio.h>
 

	
 
float meters_to_feet(float m)
 
{
 
  // 10000 ft = 3048 m
 
  return m / 0.3048;
 
}
 

	
 
void aprs_send()
 
{
 
  const struct s_address addresses[] = { 
 
    {D_CALLSIGN, D_CALLSIGN_ID},  // Destination callsign
 
    {sysconfig->s_callsign, sysconfig->s_callsign_id},  // Source callsign (-11 = balloon, -9 = car)
 
#ifdef DIGI_PATH1
 
    {DIGI_PATH1, DIGI_PATH1_TTL}, // Digi1 (first digi in the chain)
 
#endif
 
#ifdef DIGI_PATH2
 
    {DIGI_PATH2, DIGI_PATH2_TTL}, // Digi2 (second digi in the chain)
 
#endif
 
  };
 

	
 
	// emz: modified this to get the size of the first address rather than the size of the struct itself, which fails
 
  ax25_send_header(addresses, sizeof(addresses)/sizeof(addresses[0]));
 
  ax25_send_byte('/');                // Report w/ timestamp, no APRS messaging. $ = NMEA raw data
 
  // ax25_send_string("021709z");     // 021709z = 2nd day of the month, 17:09 zulu (UTC/GMT)
 
  ax25_send_string(get_dayofmonth()); ///! Needs to be day hour minute        // 170915 = 17h:09m:15s zulu (not allowed in Status Reports)
 
  ax25_send_string(get_timestamp()); 
 
  ax25_send_byte('z'); // zulu time. h for nonzulu
 
  ax25_send_string(get_latitudeTrimmed());     // Lat: 38deg and 22.20 min (.20 are NOT seconds, but 1/100th of minutes)
 
  ax25_send_byte('N');
 
  ax25_send_byte('/');                // Symbol table
 
  ax25_send_string(get_longitudeTrimmed());     // Lon: 000deg and 25.80 min
 
  ax25_send_byte('W');
 
  ax25_send_byte('O');                // Symbol: O=balloon, -=QTH
 
  
master/master/lib/aprs.h
Show inline comments
 
/*
 
 * Master Firmware: APRS
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef APRS_H_
 
#define APRS_H_
 
 
void aprs_send();
 
 
#endif /* APRS_H_ */
 
\ No newline at end of file
master/master/lib/ax25.c
Show inline comments
 
/*
 
 * Master Firmware: AX25 Protocol
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 * Used under the GPL from the Trackuino project
 
 */
 

	
 
#include <inttypes.h>
 
#include "../config.h"
 
#include "ax25.h"
 
#include "afsk.h"
 

	
 
// Module globals
 
static uint16_t crc;
 
static uint8_t ones_in_a_row;
 
static uint8_t packet[MAX_PACKET_LEN];
 
static unsigned int packet_size;
 

	
 
// Module functions
 
void update_crc(uint8_t a_bit)
 
{
 
	crc ^= a_bit;
 
	if (crc & 1)
 
	crc = (crc >> 1) ^ 0x8408;  // X-modem CRC poly
 
	else
 
	crc = crc >> 1;
 
}
 

	
 
void send_byte(uint8_t a_byte)
 
{
 
	uint8_t i = 0;
 
	while (i++ < 8) 
 
	{
 
		uint8_t a_bit = a_byte & 1;
 
		a_byte >>= 1;
 
		update_crc(a_bit);
 
		if (a_bit) 
 
		{
 
			// Next bit is a '1'
 
			if (packet_size >= MAX_PACKET_LEN * 8)  // Prevent buffer overrun
 
			return;
 
			packet[packet_size >> 3] |= (1 << (packet_size & 7));
 
			packet_size++;
 
			if (++ones_in_a_row < 5) continue;
 
		}
 
		// Next bit is a '0' or a zero padding after 5 ones in a row
master/master/lib/ax25.h
Show inline comments
 
/*
 
 * Master Firmware: AX25 Protocol
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 * Used under the GPL from the Trackuino project
 
 */
 
 
 
#ifndef AX25_H_
 
#define AX25_H_
 
 
#include <inttypes.h>
 
 
struct s_address {
 
	char callsign[7];
 
	unsigned char ssid;
 
};
 
 
void ax25_send_byte(uint8_t a_byte);
 
void ax25_send_flag();
 
void ax25_send_string(const char *string);
 
void ax25_send_header(const struct s_address *addresses, int num_addresses);
 
void ax25_send_footer();
 
void ax25_flush_frame();
 
 
#endif /* AX25_H_ */
 
\ No newline at end of file
master/master/lib/gps.c
Show inline comments
 
/*
 
 * Master Firmware: NMEA Parser
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include <stdbool.h>
 
#include <string.h>
 
#include <stdio.h>
 
#include <avr/io.h>
 
#include <avr/interrupt.h>
 
#include "gps.h"
 
#include "serial.h"
 
#include "../config.h"
 
#include "led.h"
 
#include "logger.h"
 
 
// Circular buffer for incoming data
 
uint8_t nmeaBuffer[NMEABUFFER_SIZE];
 
 
// Location of parser in the buffer
 
uint8_t nmeaBufferParsePosition = 0;
 
 
// Location of receive byte interrupt in the buffer
 
volatile uint16_t nmeaBufferDataPosition = 0;
 

	
 
// holds the byte ALREADY PARSED. includes starting character
 
int bytesReceived = 0;
 

	
 
//data (and checksum) of most recent transmission
 
char data[16];
 

	
 
//used to skip over bytes during parse
 
int skipBytes = 0;
 

	
 
//used to index data arrays during data collection
 
int numBytes = 0;
 

	
 
//variables to store data from transmission
 
//least significant digit is stored at location 0 of arrays
 
char tramsmissionType[7];
 

	
 
char timestamp[12];	//hhmmss.ss
 
char* get_timestamp() 
 
{
 
	return timestamp;
master/master/lib/gps.h
Show inline comments
 
/*
 
 * Master Firmware: NMEA Parser
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef GPSMKA_H_
 
#define GPSMKA_H_
 
 
#include <stdbool.h>
 
 
#define GGA_MESSAGE
 
#define RMC_MESSAGE
 
#define UKN_MESSAGE
 
 
void gps_setup();
 
char* get_longitudeTrimmed();
 
char* get_longitudeLSBs();
 
char* get_latitudeTrimmed();
 
char* get_latitudeLSBs();
 
char* get_timestamp();
 
char* get_gpsaltitude();
 
char* get_speedKnots();
 
char* get_course();
 
char* get_hdop();
 
char* get_sv();
 
char* get_dayofmonth();
 
bool gps_hasfix();
 
void parse_gps_transmission(void);
 
void XORbyteWithChecksum(uint8_t byte);
 
 
#endif /* GPSMKA_H_ */
 
\ No newline at end of file
master/master/lib/heater.c
Show inline comments
 
/*
 
 * Master Firmware: Board Heater
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include "led.h"
 
#include "sensors.h"
 
 
 
 void heater_regulateTemp()
 
 {
 
	 // Gets board temperature and enables heater if below threshold
 
	 if (sensors_getBoardTemp() <= sysconfig->heater_threshold)
 
	 {
 
		 led_on(LED_HEAT);
 
		 led_on(LED_STATUS);
 
	 }
 
	 else if (sensors_getBoardTemp() > (sysconfig->heater_threshold + 5))
 
	 {
 
		 led_off(LED_HEAT);
 
		 led_off(LED_STATUS);
 
	 }
 
 }
 
\ No newline at end of file
master/master/lib/heater.h
Show inline comments
 
/*
 
 * Master Firmware: Board Heater
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#ifndef HEATER_H_
 
#define HEATER_H_
 
 
void heater_regulateTemp();
 
 
#endif /* HEATER_H_ */
 
\ No newline at end of file
master/master/lib/i2c.c
Show inline comments
 
/*
 
 * Master Firmware: I2C
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include <inttypes.h>
 
#include <compat/twi.h>
 
#include "../config.h"
 
#include "i2c.h"
 
 
 
/* I2C clock in Hz */
 
#define SCL_CLOCK  100000L
 
 
 
/*************************************************************************
 
 Initialization of the I2C bus interface. Need to be called only once
 
*************************************************************************/
 
void i2c_init(void)
 
{
 
  /* initialize TWI clock: 100 kHz clock, TWPS = 0 => prescaler = 1 */
 
  
 
  TWSR = 0;                         /* no prescaler */
 
  TWBR = ((F_CPU/SCL_CLOCK)-16)/2;  /* must be > 10 for stable operation */
 
 
}/* i2c_init */
 
 
 
 
/*************************************************************************	
 
  Issues a start condition and sends address and transfer direction.
 
  return 0 = device accessible, 1= failed to access device
 
*************************************************************************/
 
unsigned char i2c_start(unsigned char address)
 
{
 
    uint8_t   twst;
 
 
	// send START condition
 
	TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
 
 
	// wait until transmission completed
 
	while(!(TWCR & (1<<TWINT)));
 
 
	// check value of TWI Status Register. Mask prescaler bits.
 
	twst = TW_STATUS & 0xF8;
master/master/lib/i2c.h
Show inline comments
 
/*
 
 * Master Firmware: I2C
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#ifndef I2C_H_
 
#define I2C_H_
 
 
#if (__GNUC__ * 100 + __GNUC_MINOR__) < 304
 
#error "This library requires AVR-GCC 3.4 or later, update to newer AVR-GCC compiler !"
 
#endif
 
 
#include <avr/io.h>
 
 
 
/** defines the data direction (reading from I2C device) in i2c_start(),i2c_rep_start() */
 
#define I2C_READ    1
 
/** defines the data direction (writing to I2C device) in i2c_start(),i2c_rep_start() */
 
#define I2C_WRITE   0
 
 
 
void i2c_init(void);	//initialize the I2C master interace. Need to be called only once
 
void i2c_stop(void);	//Terminates the data transfer and releases the I2C bus
 
 
unsigned char i2c_start(unsigned char addr);	//Issues a start condition and sends address and transfer direction 
 
	//addr is the address and transfer direction of I2C device
 
	//Returns   0   device accessible 
 
	//Returns   1   failed to access device 
 
 
unsigned char i2c_rep_start(unsigned char addr);	//Issues a repeated start condition and sends address and transfer direction
 
	//addr is the address and transfer direction of I2C device
 
	//Returns   0   device accessible
 
	//Returns   1   failed to access device
 
	
 
void i2c_start_wait(unsigned char addr);	//Issues a start condition and sends address and transfer direction. If device is busy, use ack polling to wait until device ready 
 
	//addr is the address and transfer direction of I2C device
 
 
unsigned char i2c_writeX(unsigned char data);	//Send one byte to I2C device
 
	//data is the byte to be transfered
 
	//Returns   0   write successful
 
	//Returns   1   write failed
 
 
unsigned char i2c_readAck(void);	//read one byte from the I2C device, request more data from device
 
	//Returns byte read from I2C device
 
master/master/lib/iniparse.c
Show inline comments
 
/*
 
 * Master Firmware: INI Parser
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 

	
 
#include "../config.h"
 
#include <stdbool.h>
 
#include <stdlib.h>
 
#include <string.h>
 
#include "iniparse.h"
 
#include "ini/ini.h"
 
#include "logger.h"
 
 
 
// Callback function for INI file parsing
 
static int handler(void* user, const char* section, const char* name, const char* value)
 
{
 
	
 
	configuration* pconfig = (configuration*)user;
 
 
	#define MATCH(s, n) strcmp(section, s) == 0 && strcmp(name, n) == 0
 
	
 
	// MATCH(section name, variable name)
 
	if (MATCH("general", "temp")) {
 
		pconfig->heater_threshold = atoi(value);
 
		
 
	} else if (MATCH("general", "reqrate")) {
 
		pconfig->datarequest_rate = strtol(value, NULL, 10);
 
		
 
	} else if (MATCH("blackout", "enable")) {
 
		pconfig->blackout_enable = strncmp(value, "false", 4);
 
		
 
	} else if (MATCH("blackout", "timeout")) {
 
		pconfig->blackout_timeout = strtol(value, NULL, 10);
 
		
 
	} else if (MATCH("buzzer", "failsafe")) {
 
		pconfig->buzzer_failsafe_duration = strtol(value, NULL, 10);
 
		
 
	} else if (MATCH("buzzer", "mintime")) {
 
		pconfig->buzzer_trigger_minduration = strtol(value, NULL, 10);
 
		
 
	} else if (MATCH("buzzer", "maxalt")) {
 
		pconfig->buzzer_trigger_maxaltitude = strtol(value, NULL, 10);
 
		
 
	} else if (MATCH("aprs", "call")) {
master/master/lib/iniparse.h
Show inline comments
 
/*
 
 * Master Firmware: INI Parser
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef INIPARSE_H_
 
#define INIPARSE_H_
 
 
void iniparse_getconfig();
 
 
#endif /* INIPARSE_H_ */
 
\ No newline at end of file
master/master/lib/led.c
Show inline comments
 
/*
 
 * Master Firmware: Status and Error LED Handler
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include <avr/io.h>
 
#include <util/delay.h>
 
#include <stdbool.h>
 
#include "led.h"
 
 
bool blackout = false;
 
 
// Configure port direction and initial state of LEDs
 
void led_setup() 
 
{
 
	for(int i=0; i<NUM_LEDS; i++)  
 
	{
 
		*(ledList[i].direction) |= (1<<ledList[i].pin); // set pin to output
 
		*(ledList[i].port) &= ~(1<<ledList[i].pin); // set pin low
 
	}
 
	
 
	// Beep on startup
 
	OCR0B = 30; // Power LED
 
	
 
	led_on(LED_BUZZ);
 
	_delay_ms(1);
 
	led_off(LED_BUZZ);
 
}
 
 
void led_power_toggle() 
 
{
 
	OCR0B ^= 30;
 
}
 
 
// Turn the specified LED on
 
void led_on(uint8_t led) 
 
{
 
	if(blackout && led != LED_ERROR && led != LED_BUZZ)
 
	{
 
		return;
 
	}		
 
	*(ledList[led].port) |= (1<<ledList[led].pin);
 
}
 
master/master/lib/led.h
Show inline comments
 
/*
 
 * Master Firmware: Status and Error LED Handler
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef LED_H_
 
#define LED_H_
 
 
#include <avr/io.h>
 
#include <stdbool.h>
 
 
enum leds {
 
	LED_ACT0 = 0,
 
	LED_ACT1,
 
	LED_ACT2,
 
	LED_ACT3,
 
	
 
	LED_POWER,
 
	LED_STATUS,
 
	LED_ERROR,
 
	LED_SIDEBOARD,
 
	LED_ACTIVITY,
 
	LED_CYCLE,
 
	LED_HEAT,
 
	LED_BUZZ,
 
};
 
 
typedef struct {volatile uint8_t* direction; volatile uint8_t* port; uint8_t pin;} led_t;
 
 
// Match order of leds enum
 
static led_t ledList[] = {
 
	{&DDRA, &PORTA, PA1}, // ACT0
 
	{&DDRA, &PORTA, PA2}, // ACT1
 
	{&DDRA, &PORTA, PA3}, // ACT2
 
	{&DDRA, &PORTA, PA4}, // ACT3
 
 
	{&DDRB, &PORTB, PB4}, // POWER
 
	{&DDRB, &PORTB, PB3}, // STATUS
 
	{&DDRB, &PORTB, PB2}, // ERROR
 
 
	{&DDRD, &PORTD, PD6}, // SIDEBOARD
 
	{&DDRD, &PORTD, PD5}, // ACTIVITY
 
	{&DDRD, &PORTD, PD4}, // CYCLE
 
	
master/master/lib/logger.c
Show inline comments
 
/*
 
 * Master Firmware: SD Card Data Logger
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include <util/delay.h>
 
#include <string.h>
 
#include <stdio.h>
 
#include <avr/pgmspace.h>
 
#include <avr/sleep.h>
 
#include <avr/eeprom.h>
 
#include <string.h>
 
#include "sdcard/fat.h"
 
#include "sdcard/fat_config.h"
 
#include "sdcard/partition.h"
 
#include "sdcard/sd_raw.h"
 
#include "sdcard/sd_raw_config.h"
 
#include "serial.h"
 
#include "logger.h"
 
#include "led.h"
 
#include "looptime.h"
 

	
 
#define MAX_ERRNO 9
 

	
 
// Label lookup table
 
// Make sure there are never more labels than there are MAX_NUM_SENSORS!
 
const char err_0[] PROGMEM = "slave timeout";
 
const char err_1[] PROGMEM = "initializing SD card failed";
 
const char err_2[] PROGMEM = "opening SD partition failed";
 
const char err_3[] PROGMEM = "opening SD file failed";
 
const char err_4[] PROGMEM = "error parsing config file";
 
const char err_5[] PROGMEM = "XBee timeout";
 
const char err_6[] PROGMEM = "FATAL UNHANDLED ERROR";
 
const char err_7[] PROGMEM = "enter AT mode failed";
 
const char err_8[] PROGMEM = "exit AT mode failed";
 
const char err_9[] PROGMEM = "infotext";
 
const char err_10[] PROGMEM = "watchdog";
 

	
 
const char *const errorMessageLookup[] PROGMEM =
 
{
 
	err_0,
 
	err_1,
 
	err_2,
 
	err_3,
master/master/lib/logger.h
Show inline comments
 
/*
 
 * Master Firmware: Status and Error LED Handler
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef LOGGER_H_
 
#define LOGGER_H_
 
 
#include <stdbool.h>
 
 
void logger_setup();
 
struct fat_file_struct* logger_getconfigfd();
 
char* logger_config_fgets(char* line, uint8_t max);
 
void logger_closeconffd();
 
uint8_t logger_writeLine(char* dateLine, uint8_t length);
 
struct fat_file_struct* open_file_in_dir(struct fat_fs_struct* fs, struct fat_dir_struct* dd, const char* name);
 
uint8_t find_file_in_dir(struct fat_fs_struct* fs, struct fat_dir_struct* dd, const char* name, struct fat_dir_entry_struct* dir_entry);
 
void error_log(uint8_t errNo, bool flashLED);
 
char* logger_getAprsInfoText();
 
bool logger_aprsInfoTextAvailable();
 
void logger_aprsInfoTextConsumed();
 
void error_log_msg(uint8_t errNo, bool flashLED, char* infoText);
 
void info_log_msg(char* infoText);
 
void error_log_rawwrite(char *buffer);
 
void logger_log(char *buffer);
 
void logger_closeLog();
 
 
#endif /* LOGGER_H_ */
 
\ No newline at end of file
master/master/lib/looptime.c
Show inline comments
 
/*
 
 * Master Firmware: Program Timer
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include "looptime.h"
 
#include <avr/io.h>
 
#include <avr/interrupt.h>
 
#include <util/delay.h>
 
 
volatile uint32_t millis = 0; // Milliseconds since initialization
 

	
 
void time_setup() 
 
{
 
	// Generic microcontroller config options
 
	OCR0A = 173; // Approx 172.7969 ticks per ms with 64 prescaler
 
	
 
	TCCR0A |= (1 << WGM01) | (1 << WGM00) | // Count until OCR0A, then overflow (wgm02 in the next line specifies this as well)
 
			  (1<< COM0B1); // Non-inverting PWM on OC0B
 
	TCCR0B |= (1 << CS01) | (1 << CS00) | (1 << WGM02); // clock div by 64
 
	TIFR0 |= ( 1 << TOV0 ); // clear pending interrupts
 
	TIMSK0 |= (1 << TOIE0); // enable overflow interrupt
 
}
 

	
 
ISR(TIMER0_OVF_vect) 
 
{
 
	millis = millis + 1;
 
}
 

	
 
uint32_t time_millis() 
 
{
 
	return millis; // meh accuracy, but that's OK
 
}
 

	
 
void time_watchdogrestore(uint32_t saved_millis)
 
{
 
	millis = saved_millis;
 
}	
master/master/lib/looptime.h
Show inline comments
 
/*
 
 * Master Firmware: Program Timer
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#ifndef LOOPTIME_H_
 
#define LOOPTIME_H_
 
 
#include <inttypes.h>
 

	
 
void time_setup();
 
uint32_t time_millis();
 
void time_watchdogrestore(uint32_t saved_millis);
 
 
#endif /* LOOPTIME_H_ */
 
\ No newline at end of file
master/master/lib/sensordata.c
Show inline comments
 
/*
 
 * Master Firmware: Sensor Data
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 

	
 
#include "../config.h"
 
#include <stdio.h>
 
#include <stdbool.h>
 
#include <string.h>
 
#include "sensordata.h"
 
#include "slavesensors.h"
 
#include "sensors.h"
 
#include "looptime.h"
 
#include "gps.h"
 
#include "logger.h"
 

	
 
// Slave sensor reading storage
 
int32_t slaves[MAX_NUM_SLAVES][MAX_NUM_SENSORS];
 

	
 
void sensordata_setup() 
 
{
 
	for(int i=0; i<MAX_NUM_SLAVES; i++) 
 
	{
 
		for(int j=0; j<MAX_NUM_SENSORS; j++) 
 
		{
 
			slaves[i][j] = -2111111111; // minimum value of 16 bit integer
 
		}
 
	}
 
}
 
 
// Store a sensor value in memory
 
void sensordata_set(uint8_t nodeID, uint8_t type, int32_t value)
 
{
 
	if(nodeID < MAX_NUM_SLAVES) 
 
	{
 
		slaves[nodeID][type] = value;
 
	}	
 
}
 
 
// Retrieve a sensor value from memory
 
int32_t sensordata_get(uint8_t nodeID, uint8_t type) 
 
{
 
	// Avoid reading out of bad places!
 
	if(nodeID < MAX_NUM_SLAVES) 
 
	{
master/master/lib/sensordata.h
Show inline comments
 
/*
 
 * Master Firmware: Sensor Data
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef SENSORDATA_H_
 
#define SENSORDATA_H_
 
 
#include "slavesensors.h"
 
 
void sensordata_setup();
 
void sensordata_set(uint8_t nodeID, uint8_t type, int32_t value);
 
int32_t sensordata_get(uint8_t nodeID, uint8_t type);
 
char* slavesensors_getAPRScomment(char* commentBuffer, uint16_t bufferSize);
 
void sensordata_logvalues();
 
bool sensordata_isTouchdown();
 
void sensordata_checkTouchdown();
 
 
#endif /* SENSORDATA_H_ */
 
\ No newline at end of file
master/master/lib/sensors.c
Show inline comments
 
/*
 
 * sensors.c
 
 *
 
 * Created: 11/19/2012 9:25:01 PM
 
 *  Author: kripperger
 
 */ 
 
/*
 
 * Master Firmware: Sensors
 
 *
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#include <inttypes.h>
 
#include <avr/io.h>
 
#include <avr/interrupt.h>
 
#include "../config.h"
 
#include <util/delay.h>
 
#include "sensors.h"
 
#include "i2c.h"
 
 
void sensors_setup() 
 
{
 
	//ADC register configurations for battery level detection on PA0
 
	ADCSRA |= (1 << ADPS2) | (1 << ADPS1) | (1 << ADPS0);	// Set prescaler for ADC, 128 gives ADC freq of 125 KHz
 
	ADMUX |= (1 << REFS0);									// Set ADC reference voltage to AVCC
 
	//ADMUX |= 0;											// Select ADC0 as the conversion channel (default)
 
	ADCSRA |= (1 << ADATE);									// Enables auto trigger, determined in ADCSRB bits ADTS
 
	ADCSRB &= ~((1 << ADTS2) | (1 << ADTS1) | (1 << ADTS0));// Set ADC auto trigger source to free running mode
 
	ADCSRA |= (1 << ADEN);									// Enable ADC
 
	ADCSRA |= (1 << ADSC);									// Start ADC measurements.  ADC should now continuously run conversions, which are stored in ADCH 0x79	
 
}
 
 
int8_t	boardTemp = 255;	// Board Temperature (from i2c)
 
void sensors_readBoardTemp()
 
{
 
	boardTemp = i2c_read(BOARDTEMP_ADDR, 0x00);		// Read only the first byte of data (we don't need the resolution here)
 
	boardTemp = ((boardTemp*18)/10) + (32);			// Converting Celsius to Fahrenheit
 
	boardTemp = boardTemp - 3;						// Linear offset
 
}
 

	
 
int8_t sensors_getBoardTemp(void)
 
{
 
	return boardTemp;
 
}
 
 
uint16_t batt;		// Battery voltage (from ADC)
 
uint16_t vBatt;
 
void sensors_readBatt()
 
{
 
	uint8_t battL = ADCL;					// Read low battery byte from ADC (all 8 bits)
 
	batt = ADCH;					// Read high battery byte from ADC (only two LSBs)
 
	batt = batt << 8;
 
	batt |= battL;
 
	vBatt = (batt * 10.0) / 67.4;
 
}
 
 
uint16_t sensors_getBatt(void)		// Gets battery voltage from variable
 
{
master/master/lib/sensors.h
Show inline comments
 
/*
 
 * sensors.h
 
 *
 
 * Created: 11/19/2012 9:24:50 PM
 
 *  Author: kripperger
 
 */ 
 
/*
 
 * Master Firmware: Sensors
 
 *
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef BOARDTEMP_H_
 
#define BOARDTEMP_H_
 
 
void sensors_setup();
 
 
void sensors_readBoardTemp(void);	// Reads board temperature
 
int8_t sensors_getBoardTemp(void);	// Gets board temperature from variable
 
 
void sensors_readBatt(void);
 
uint16_t sensors_getBatt(void);
 
 
#endif /* BOARDTEMP_H_ */
 
\ No newline at end of file
master/master/lib/serial.c
Show inline comments
 
/*
 
 * Master Firmware: USART Send/Recieve
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "serial.h"
 
#include "led.h"
 
#include "../config.h"
 
#include <avr/io.h>
 
#include <avr/interrupt.h>
 
#include <avr/wdt.h>
 
 
// NOTE: USART ISRs for character reception are included in serparser.c
 
 
// Configure USART0
 
void serial0_setup() 
 
{
 
	/* Enable receiver and transmitter */
 
	UCSR0B |= (1<<RXEN0)|(1<<TXEN0); // Enable rx/tx
 
	/* Set frame format: 8data, 1stop bit */
 
	UCSR0C |= (1 << UCSZ00) | (1 << UCSZ01); // - 1 stop bit
 
	
 
	/* Set baud rate */
 
	UBRR0H = (unsigned char)(USART0_BAUD_PRESCALE>>8);
 
	UBRR0L = (unsigned char)USART0_BAUD_PRESCALE;
 
	
 
	UCSR0B |= (1 << RXCIE0); // Enable interrupt
 
}
 
 
// Configure USART1
 
void serial1_setup() {
 
 
	/* Enable receiver and transmitter */
 
	UCSR1B |= (1<<RXEN1)|(1<<TXEN1); // Enable rx/tx
 
	/* Set frame format: 8data, 1stop bit */
 
	UCSR1C |= (1 << UCSZ10) | (1 << UCSZ11); // - 1 stop bit
 
	
 
	/* Set baud rate */
 
	UBRR1H = (unsigned char)(USART1_BAUD_PRESCALE>>8);
 
	UBRR1L = (unsigned char)USART1_BAUD_PRESCALE;
 
	
 
	UCSR1B |= (1 << RXCIE1); // Enable interrupt
 
}
 
 
// Enable USART1 rx interrupt
master/master/lib/serial.h
Show inline comments
 
/*
 
 * Master Firmware: USART Send/Recieve
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef SERIAL_H_
 
#define SERIAL_H_
 
 
#include <inttypes.h>
 
 
#define USART0_BAUD_PRESCALE (((F_CPU / (USART0_BAUDRATE * 16UL))) -1 )
 
#define USART1_BAUD_PRESCALE (((F_CPU / (USART1_BAUDRATE * 16UL))) -1 )
 
 
void serial0_sendChar( unsigned char byte );
 
void serial1_sendChar( unsigned char byte );
 
 
void serial0_setup();
 
void serial1_setup();
 
 
void serial0_sendString(const char* stringPtr);
 
void serial1_sendString(const char* stringPtr);
 
 
unsigned char serial0_readChar();
 
uint8_t serial0_hasChar();
 
char* serial0_readLine();
 
 
void serial_sendCommand( char* data );
 
 
void serial0_ion();
 
void serial0_ioff();
 
 
void serial1_ion();
 
void serial1_ioff();
 
 
#endif /* SERIAL_H_ */
 
\ No newline at end of file
master/master/lib/serparser.c
Show inline comments
 
/*
 
 * Master Firmware: Serial Parser
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#include <avr/io.h>
 
#include <avr/interrupt.h>
 
#include "../config.h"
 
#include "serial.h"
 
#include "serparser.h"
 
#include "led.h"
 
 
// Circular buffer for incoming data
 
uint8_t buffer[BUFFER_SIZE];
 
 
// Location of parser in the buffer
 
uint8_t bufferParsePosition = 0;
 
 
// Location of receive byte interrupt in the buffer
 
volatile uint16_t bufferDataPosition = 0;
 
 
// Parser state
 
uint8_t parserState = STATE_RESET;
 
uint8_t lastParserState = STATE_RESET;
 
 
// Length of current payload data (and checksum)
 
uint8_t payloadLength = 0;
 
 
// Data and checksum of most recent transmission
 
char receivedPayload[MAX_PAYLOAD_LEN];
 
 
// Payload type ID of the sensor of most recent transmission
 
char receivedPayloadType = 0;
 
 
// Checksum to be calculated and then compared to the received checksum
 
char checksumCalc = 0;
 
 
// Accessors
 
uint8_t getPayloadLength() 
 
{
 
	return payloadLength;
 
}
 
char* getPayload() 
 
{
master/master/lib/serparser.h
Show inline comments
 
/*
 
 * Master Firmware: Serial Parser
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef SERPARSER_H_
 
#define SERPARSER_H_
 
 
enum parseResults
 
{
 
	PARSERESULT_FAIL = 0,
 
	PARSERESULT_NODATA,
 
	PARSERESULT_STILLPARSING,
 
	PARSERESULT_PARSEOK,
 
};
 
 
// Parser states
 
enum parseStates
 
{
 
	STATE_RESET = 0,
 
	STATE_GETDATATYPE,
 
	STATE_GETDATA,
 
	STATE_GETCHECKSUM,
 
};
 
 
 
// Accessors
 
uint8_t getPayloadLength();
 
char* getPayload();
 
uint8_t getPayloadType();
 
 
// Prototypes
 
int serparser_parse(void);
 
 
#endif /* SERPARSER_H_ */
 
\ No newline at end of file
master/master/lib/slavesensors.c
Show inline comments
 
/*
 
 * Master Firmware: Slave Sensor Data Acquisition
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include <avr/io.h>
 
#include <stdbool.h>
 
#include <stdlib.h>
 
#include <stdio.h>
 
#include <string.h>
 
#include <util/delay.h>
 
#include <avr/wdt.h>
 
#include <avr/pgmspace.h>
 
#include "serial.h"
 
#include "serparser.h"
 
#include "slavesensors.h"
 
#include "sensordata.h"
 
#include "led.h"
 
#include "looptime.h"
 
#include "logger.h"
 

	
 

	
 
// !!! Remember to update the ENUM in slavesensors.h when changing things here
 

	
 
// Label lookup table
 
// Make sure there are never more labels than there are MAX_NUM_SENSORS! 
 
const char label_0[] PROGMEM = "BoardTemp";
 
const char label_1[] PROGMEM = "HeaterStatus";
 
const char label_2[] PROGMEM = "BatteryLevel";
 
const char label_3[] PROGMEM = "AirTemp";
 
const char label_4[] PROGMEM = "AmbientLight";
 
const char label_5[] PROGMEM = "Humidity";
 
const char label_6[] PROGMEM = "Pressure";
 
const char label_7[] PROGMEM = "Altitude";
 
const char label_8[] PROGMEM = "CPM-Radiation";
 

	
 
const char *const labelLookup[] PROGMEM =
 
{
 
	label_0,
 
	label_1,
 
	label_2,
 
	label_3,
 
	label_4,
 
	label_5,
master/master/lib/slavesensors.h
Show inline comments
 
/*
 
 * Master Firmware: Slave Sensor Data Aquisition
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef SLAVESENSORS_H_
 
#define SLAVESENSORS_H_
 
 
#include <stdbool.h>
 
#include <inttypes.h>
 
 
// Serial Commands
 
enum sensorTypes // CMD ID#
 
{
 
	SENSOR_BOARDTEMP = 0,
 
	SENSOR_HEATERSTATUS,
 
	SENSOR_BATTERYLEVEL,
 
	SENSOR_AIRTEMP,
 
	SENSOR_AMBIENTLIGHT,
 
	SENSOR_HUMIDITY,
 
	SENSOR_PRESSURE,
 
	SENSOR_ALTITUDE,
 
	SENSOR_CPM_RADIATION,
 
	SENSOR_NONE
 
};
 
 
bool waitTimeout(uint32_t timeout);
 
char* slavesensors_getLabel(uint8_t sensorID);
 
char* slavesensors_slavename(uint8_t id);
 
bool slavesensors_dataReady();
 
bool slavesensors_isrequesting();
 
void slavesensors_setup();
 
void slavesensors_network_scan();
 
uint8_t slavesensors_getselectednode();
 
void slavesensors_selectnode(uint8_t nodeIndex);
 
bool slavesensors_selectaddress(char* addrHigh, char* addrLow);
 
void slavesensors_startprocess();
 
void slavesensors_request();
 
void gotoNextSlaveOrSensor(bool fail);
 
void slavesensors_process(uint8_t parseResult);
 
int xbeeIsOk();
 
void slavesensors_selectlogger();
 
void slavesensors_exitAT();
 
int slavesensors_enterAT();
master/master/lib/watchdog.c
Show inline comments
 
/*
 
 * Master Firmware: Watchdog Timer
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
#include "../config.h"
 
#include <avr/io.h>
 
#include <avr/interrupt.h>
 
#include <avr/wdt.h>
 
#include <util/delay.h>
 
#include <avr/eeprom.h>
 
 
#include "looptime.h"
 
#include "led.h"
 
#include "logger.h"
 
 
 
// Initialize watchdog timer
 
void watchdog_setup(void)
 
{
 
	cli();
 
	wdt_reset();
 
	// Set change enable bit, enable the WDT
 
	WDTCSR = (1<<WDCE)|(1<<WDE)| (1<<WDIE);
 
	// Start watchdog, 4 second timeout
 
	WDTCSR = (1<<WDE)|(1<<WDP3)|(1<<WDP0)|(1<<WDIE);
 
	sei();
 
}
 
 
// Check if a WDT reset occurred on the previous boot
 
void watchdog_checkreset(void)
 
{
 
	// Check if WDT reset occurred
 
	if( (MCUSR & (1<<WDRF)) > 0)
 
	{
 
		MCUSR &= ~(1<<WDRF);
 
		
 
		// Restore software program timer from EEPROM
 
		uint32_t oldtimer = 0;
 
		oldtimer = eeprom_read_dword((uint32_t*)WATCHDOG_PROGTIMER_EEPROM_ADDR);
 
		time_watchdogrestore(oldtimer);
 
		
 
		// Log error to SD card
 
		error_log_msg(ERROR_WATCHDOG,false,"Booting up after watchdog reset");
 
	}
master/master/lib/watchdog.h
Show inline comments
 
/*
 
 * Master Firmware: Watchdog Timer
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 
 
 
#ifndef WATCHDOG_H
 
#define WATCHDOG_H
 
 
void watchdog_setup(void);
 
void watchdog_checkreset(void);
 
 
#endif
 
\ No newline at end of file
master/master/master.c
Show inline comments
 
/*
 
 * Master Firmware
 
 *
 
 * Wireless Observational Modular Aerial Network
 
 * This file is part of OpenTrack.
 
 *
 
 * OpenTrack is free software: you can redistribute it and/or modify
 
 * it under the terms of the GNU Affero General Public License as published by
 
 * the Free Software Foundation, either version 3 of the License, or
 
 * (at your option) any later version.
 
 *
 
 * OpenTrack is distributed in the hope that it will be useful,
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
 * GNU Affero General Public License for more details.
 
 *
 
 * You should have received a copy of the GNU Affero General Public License
 
 * along with OpenTrack. If not, see <http://www.gnu.org/licenses/>.
 
 * 
 
 * Ethan Zonca
 
 * Matthew Kanning
 
 * Kyle Ripperger
 
 * Matthew Kroening
 
 *
 
 */
 

	
 

	
 
#include "config.h"
 

	
 
#include <avr/io.h>
 
#include <util/delay.h>
 
#include <avr/wdt.h>
 
#include <avr/interrupt.h>
 
#include <stdio.h>
 
#include <stdbool.h>
 
#include <string.h>
 

	
 
#include "lib/serial.h"
 
#include "lib/aprs.h"
 
#include "lib/afsk.h"
 
#include "lib/led.h"
 
#include "lib/logger.h"
 
#include "lib/watchdog.h"
 
#include "lib/gps.h"
 
#include "lib/i2c.h"
 
#include "lib/sensors.h"
 
#include "lib/heater.h"
 
#include "lib/looptime.h"
 
#include "lib/slavesensors.h"
 
#include "lib/serparser.h"
 
#include "lib/sensordata.h"
 
#include "lib/iniparse.h"
 

	
 
int main(void)
 
{
 
	// Initialize libraries
 
	time_setup();
 
	watchdog_setup(); // enables interrupts
 
	
 
	// Power debounce
 
	_delay_ms(1000);
 
	
 
	led_setup();
 
	gps_setup();
 
	serial0_setup();
 
	serial1_setup();
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