The SD Card Module project is copyright 2014
Nathan Vander Wilt

Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
http://www.apache.org/licenses/LICENSE-2.0> or the BSD 2-Clause License
<LICENSE-FREEBSD or http://opensource.org/licenses/BSD-2-Clause>, at your
option. All files in the project carrying such
notice may not be copied, modified, or distributed except
according to those terms.