https://devzone.nordicsemi.com/f/nordic-q-a/33523/can-t-connect-a-second-ant-device-to-my-nrf51Hi everyone, On my actual configuration I can connect one smartwatch to the nRF51422, and re-connect it later if the communication have been interrupt. However when I&#39;m trying to connect a second watch to the nRF51422, I can&#39;t have a successful connectionen-USTelligent Community 13Thu, 19 Apr 2018 03:06:31 GMThttps://devzone.nordicsemi.com/thread/128877?ContentTypeID=1Thu, 19 Apr 2018 03:06:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9ee1edef-0a94-4405-8606-fb3e79ac10f2shadowsky<p>Thanks for your help. Indeed using the wildcard help me to connect new device on my nRF chip :)&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/128864?ContentTypeID=1Wed, 18 Apr 2018 15:54:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f2854c94-05ba-448a-b0a8-298854c232bctesty<p>I would modify channel ID (sd_ant_channel_id_set) - use <strong>wildcard</strong>(s) or <strong>known complete channel ID of a second watch</strong>, before re-opening the channel.</p> <p>Or use one channel for first watch and another channel for second.</p><div style="clear:both;"></div>