SmartTags

Hi, I am going to build my own smarttag device based on DA14580. I just read [ UM-B-018 User Manual DA14580 SmartTag Reference Application ]. I am very interested in this reference application. Where can I get the full reference documents, such as UM-B-014, UM-B-015 etc, and the source code of the Reference design? Thanks.

Qinfei