https://devzone.nordicsemi.com/f/nordic-q-a/18368/esb-tx-ackHi, is there any Tx ACK register or return value in ESB protocol RF..?? I am working ESB Tx/Rx. I want to check Tx ACK in Transmitter code once data is received by Receiver.en-USTelligent Community 13Wed, 04 Mar 2020 17:05:00 GMThttps://devzone.nordicsemi.com/thread/238120?ContentTypeID=1Wed, 04 Mar 2020 17:05:00 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7bac68ad-14fb-47ac-a72a-6a8a7e13a392cwmoreiras<p>link is broken</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/70910?ContentTypeID=1Tue, 13 Dec 2016 11:52:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:dfb5c308-0cab-4298-bc95-1d84e34dee3dFormerMember<p>The TX ack &quot;return value&quot; comes with the events NRF_ESB_EVENT_TX_SUCCESS, NRF_ESB_EVENT_TX_FAILED, or NRF_ESB_RX_RECEIVED (ack with data), see <a href="http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v12.0.0%2Fesb_users_guide.html&amp;cp=4_0_2_5_2">the ESB user guide</a>.</p><div style="clear:both;"></div>