https://devzone.nordicsemi.com/f/nordic-q-a/85914/ncs-1-8-0-zephyr-bluetooth-protocol-stack-consultationDear friend， When using the hci controller of the Bluetooth protocol stack in zephyr as the master, how many slaves can be connected at most?en-USTelligent Community 13Thu, 17 Mar 2022 11:37:52 GMThttps://devzone.nordicsemi.com/thread/358617?ContentTypeID=1Thu, 17 Mar 2022 11:37:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f5985b5e-b0c9-46b5-aa4b-d6f5e71d397dovrebekk<p>Hi&nbsp;</p> <p>The Zephyr Bluetooth controller has been tested with up to 64 simultaneous connections, but there is no defined limit, so in the end the limit will be set by how much memory you have available.&nbsp;</p> <p>The Nordic SoftDevice controller is limited to 20 simultaneous connections.&nbsp;</p> <p>Best regards<br />Torbjørn</p><div style="clear:both;"></div>