Below you can find the utility I had created to upgrade ST microcontroller with ST FW OTA application. You can find application note for reference http://www.st.com/content/ccc/resource/technical/document/application_note/group0/09/72/f9/6b/d7/8f/48/fd/DM00293821/files/DM00293821.pdf/jcr:content/translations/en.DM00293821.pdf And my python utility below ST BlueNRG OTA FW upgrade Thanks, Shrenik
This blog is about some hobby stuff I do and put here whenever I get time.