https://devzone.nordicsemi.com/f/nordic-q-a/127796/nrf5340dk-with-cpunetwhere i can find documatation of how CPUAPP eand CPUNET work together . Thanken-USTelligent Community 13Wed, 15 Apr 2026 13:13:36 GMThttps://devzone.nordicsemi.com/thread/564990?ContentTypeID=1Wed, 15 Apr 2026 13:13:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:86d40799-7d45-4a8d-b526-ab8a10c55c88Amanda Hsieh<p>Hi,&nbsp;</p> <p>You can enable configs to build the&nbsp;<span>CPUNET&nbsp;image as the sub image. See&nbsp;</span><a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/app_dev/config_and_build/sysbuild/zephyr_samples_sysbuild.html">Using Zephyr samples with sysbuild</a>&nbsp;and&nbsp;<a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/app_dev/device_guides/nrf53/features_nrf53.html#multiprotocol_support">Multiprotocol support</a>&nbsp;for nRF5340.&nbsp;</p> <p><span><span>NCS&nbsp;<a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/openthread/cli/README.html">Thread: CLI</a>&nbsp;and&nbsp;</span></span><span><a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/openthread/coap_client/README.html">Thread: CoAP Client</a>&nbsp;samples support the&nbsp;<span>multiprotocol feature, which can run both Thread and Bluetooth</span>^{<span class="emoticon" data-url="https://devzone.nordicsemi.com/cfs-file/__key/system/emoji/00ae.svg" title="Registered">&#x00ae;</span>}<span>&nbsp;LE functionality simultaneously.&nbsp;</span></span></p> <p><span><span>Regards,<br />Amanda H.</span></span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/564980?ContentTypeID=1Wed, 15 Apr 2026 11:51:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:afc61865-37e9-4a3a-a923-1ff233bef138novello<p>i need to make&nbsp; a ble + openthread device&nbsp; and the cpunet is not clear how ti work&nbsp; in particulare for me is not clear how sysbuild work</p><div style="clear:both;"></div>