Basic firmware initial

[ivanahepjuk]

Thank you for the interest in contributing. To review and possibly merge as soon as possible, please make sure the following is in order:

• [ ] Use a very clear title
• [ ] Prefix the PR title with the Taiga bug number ([ABC-123] My clear title)
• [ ] When making a change with a corresponding Taiga bug, include the bug number in the PR description
• [ ] When making a change with no Taiga bug yet, create a new entry and include the bug number in the PR description

The repository maintainer will likely merge the request in the following way:

$ git checkout -b pr-name
$ git pull git://github.com/<contributor>/<thisrepo>.git <branch>
$ git checkout master
$ git merge --no-ff pr-name
$ git branch -d pr-name
$ git push

For questions or problems, ask us on irc://chat.freenode.net/monero-hardware/.