Many of the files in this module have been inherited from the Nordic SDK for nRF51822; they come with a BSD-like license offered by Nordic for use in mbed. Some other files come from the mbed SDK, and are licensed under Apache-2.0. Unless specifically indicated otherwise in a file, files are licensed under the Apache 2.0 license, as can be found in: apache-2.0.txt. The BSD-like Nordic license can be found in BSD-3clause-Nordic.txt