====BGM220 Explorer Kit====

EFR32BG22

https://www.silabs.com/development-tools/wireless/bluetooth/bgm220-explorer-kit?tab=overview

https://www.silabs.com/documents/public/user-guides/ug465-brd4314a.pdf

[[https://www.silabs.com/wireless/bluetooth/efr32bg22-series-2-socs|MCU product page]]