https://devzone.nordicsemi.com/f/nordic-q-a/108025/zephyr-mcumgr-clientHello, In my device I have a nrf52840 which communicates with a STM32 via uart. In my nrf52840 I use the MCUboot. Is there any documentation or source code that would allow me to implement what mcumgr does to send an update to the uart (to implementen-USTelligent Community 13Thu, 09 Jan 2025 17:48:58 GMThttps://devzone.nordicsemi.com/thread/517782?ContentTypeID=1Thu, 09 Jan 2025 17:48:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f9c4aae2-c4a5-4f95-87ea-3eab3a5b11a4Piplup<p>Have you add any breakthroughs. I am currently trying to do the same, but haven&#39;t found the way to do it?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/467432?ContentTypeID=1Fri, 02 Feb 2024 19:20:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:79190b23-6d9a-48ec-9d40-4cfbe50c836cAmanda Hsieh<p>Hi,&nbsp;</p> <p>Unfortunately, there is no sample as your requirement, but you could check out&nbsp;<a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/samples/bluetooth/central_smp_client/README.html">https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/samples/bluetooth/central_smp_client/README.html</a>&nbsp;</p> <p><span>The DFU is done using the SMP Protocol, which you can find explained under&nbsp;</span><a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/services/device_mgmt/index.html">Device Management docs</a><span>.</span></p> <p><span>Regards,<br />Amanda H.</span></p><div style="clear:both;"></div>