https://devzone.nordicsemi.com/f/nordic-q-a/109876/i-want-to-implement-usb-dfu-on-nrf7002dk-evaluation-boardAs the title, I am trying to implement a USB DFU on an nRF7002DK (nRF5340) evaluation board. I am searching DEVZONE and I found that there are several threads about smp_svr sample project as a good reference. I have read and am trying to implement, buten-USTelligent Community 13Wed, 03 Apr 2024 09:13:59 GMThttps://devzone.nordicsemi.com/thread/476788?ContentTypeID=1Wed, 03 Apr 2024 09:13:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:df7a5ed0-6081-4aa8-95f6-94e2bd958bc6Sigurd Hellesvik<p>Hi</p> [quote user=""]While looking for a solution to that build error, I found another thread that says the nRF7002 DFU requires an external flash. Is this true?[/quote] <p>Not really. Depends on which kind of DFU you intend to use.</p> [quote user=""]Also, the reply says that a single buffer instead of a double buffer will allow DFU, is that also true?[/quote] <p>I dont get how this is relevant, so I will not answer it to avoid confusion.</p> <p>To solve this, I suggest that you take our new course: <a href="https://academy.nordicsemi.com/courses/nrf-connect-sdk-intermediate/lessons/lesson-8-bootloaders-and-dfu-fota/">https://academy.nordicsemi.com/courses/nrf-connect-sdk-intermediate/lessons/lesson-8-bootloaders-and-dfu-fota/</a>. Then let me know if you if you have any questions.</p> <p>Regards,<br />Sigurd Hellesvik</p><div style="clear:both;"></div>