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Wiring of RF1 pin in STM32WBXX when not using BLE at all

anardinelli
Associate II

Hi,

I'm developing a board where i'm using the STM32WB55xx microcontroller. I do not intend to use the BLE interface for now and I do not want to have this pins wired. My question is what should i do with the RF1 pin of the microcontroller given that i do not intend to use the functionality. Should I leave it hanging or should it be connected to GND or VCC?

Per the description of the datasheet, the RF1 pin is the pin to connect to an antenna. It's not clear on the Datasheet what to do when I do not intend to use it.

 

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Best,

Alessandro

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