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    Explore Pybytes | Official Documentation | Report a Firmware Bug/Issue | GitHub

    BT limit on nr of connections

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    • F Offline
      Fredrik Andersson
      last edited by

      When trying to connect to more than 3 BT-servers the connection is refused. This is probably due to a espressif default setting when compiling the core limiting it to max 3 connections. Is it possible to complie your own experimental fipy firmware removing this limitation?

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      • J Offline
        jcaron @Fredrik Andersson
        last edited by jcaron

        @Fredrik-Andersson I believe the setting you are looking for is CONFIG_BTDM_CTRL_BLE_MAX_CONN.

        It’s limited to 9, not sure if there is a specific reason why.

        Also note WiFi and BLE share the same radio so the less you use WiFi the better.

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        • F Offline
          Fredrik Andersson
          last edited by Fredrik Andersson

          @jcaron yes, that is it...but I do need to compile the espressif code to change it? How can I then compile a firmware for the FiPy?

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          • J Offline
            jcaron @Fredrik Andersson
            last edited by

            @Fredrik-Andersson download the code from the GitHub repo (https://github.com/pycom/pycom-micropython-sigfox) and follow the instructions (which involve downloading and installing quite a few things).

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