https://devzone.nordicsemi.com/f/nordic-q-a/40902/radio-addresses-in-custom-protocolGood morning everyone, I am writing a custom protocol using the RADIO module and I am having a hard time understanding the address organization..... My protocol supports either unicast transmissions or broadcast transmissions, so I need each deviceen-USTelligent Community 13Mon, 26 Nov 2018 14:35:48 GMThttps://devzone.nordicsemi.com/thread/159067?ContentTypeID=1Mon, 26 Nov 2018 14:35:48 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c77adce1-d56b-43df-8553-4d35d2bcd40dKenneth<p>Hi,</p> <p>You can find the address&nbsp;configuration for the RADIO here:<br /><a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52832.ps.v1.1/radio.html?cp=2_1_0_22_3#concept_mdy_kcj_4r">https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52832.ps.v1.1/radio.html?cp=2_1_0_22_3#concept_mdy_kcj_4r</a>&nbsp;</p> <p>It depends on BASE[0..1] and PREFIX[0...7] registers. Such that if BASE0 = 0x12345678 and PREFIX0 = AB, then it can receive any packet with the address 0x123456789AB.</p> <p>I think the ESB library is the possible &quot;easiest&quot; implementation and usage we have the RADIO:<br /><a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.2.0/esb_users_guide.html?cp=4_0_0_5_1">https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.2.0/esb_users_guide.html?cp=4_0_0_5_1</a>&nbsp;</p> <p>Source code in the SDK.</p> <p>Best regards,<br />Kenneth</p><div style="clear:both;"></div>