[nRF7002 + nef5340] WIFI BLE Antenna Swiching

Hi there.

I am currently working on WIFI provisioning using BLE using nRF7002 and nRF5340.

The CPU structure of my custom board is based on the nRF7002DK. So I am testing using WIFI lesson 2 exercise 3 from nRF Dev academi.

I have one question. 

1. looking at the nRF5340 pins in that example, I am only using the nRF_radio_coex-swctrl 1 signal.
What is the process to change that nRF_radio_coex-swctrl signal to 2 signals, nRF_radio_coex-swctrl 0, nRF_radio_coex-swctrl 1. Is it just a matter of adding a pin?

It would be nice to know about them quickly.

Thank you!

  • I checked out the articles you recommended.
    While checking out Coexistence's documentation, I came across an interesting note.

    Coexistence


    Note: The behavior of SW_CTRL0/1 is programmable and dependent on the configured coexistence mode and switch control interface.


    In what way can I program SW_CTRL0/1? If there are any examples or previous answers related to this method, please let me know.

    I want to configure the antenna to use Wifi when SW_CTRL0 is High and BLE when SW_CTRL1 is High.

  • Hello,

    Apologies for the delayed response. I just wanted to let you know that I am still working on this case. However, I am not entirely sure about your question, so I am checking internally regarding this query. I hope to have a response for you early next week, and I will update you as soon as I receive more information.

    Thank you for your patience.

    Kind Regards,
    Abhijith

  • Hello,

    I received some information on this issue. Programming SW_CTRL0/1 is more than just adding a pin; it requires some development to create an API that can be called to achieve this. We are working on it and will be able to include this API with the NCS 3.0.0 release.

    Kind regards,
    Abhijith

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