https://devzone.nordicsemi.com/f/nordic-q-a/33113/nrf24what are the total number of devices that can be connected to nrf24 ? I would like to make one transmitter and rest of all as recievers without acknowledgment will it be possible ? Apart from your experience how can I know the answer to this questionen-USTelligent Community 13Fri, 06 Apr 2018 06:30:41 GMThttps://devzone.nordicsemi.com/thread/127145?ContentTypeID=1Fri, 06 Apr 2018 06:30:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4a7e18c4-4154-4cb7-a9c8-cf5a2077f07ckc06<p>Hi Ashokraj,</p> <p>As I remember, you can have a maximum of 6 devices connected to a nRF24 using ESB protocol, see &quot;nRF24L01+ Product Specification&quot; page 39.</p> <p>It is possible to have you configuration with 1 transmitter, 6 receivers and communication without acknowledgement but be very careful because you skip this basic communication security, you will loose a lot of packet. Specially if you hardware (antenna, LNA, PCB) is not well designed.</p> <p>Have a nice day !</p><div style="clear:both;"></div>