https://devzone.nordicsemi.com/f/nordic-q-a/79261/nrf52832-mcuboot-slot-1-on-exeternal-flash-xt25f32b-whit-sdk-1-6-1I have a hardware like the PINE Watch, with nRF52832 and external memory XT25F32B connected via SPI with the following: PIN P0.2 SCK P0.3 MOSI P0.4 MISO P0.5 CS My application that I made on the nRF52-DK where I also activated the FOTA has aen-USTelligent Community 13Thu, 09 Sep 2021 07:43:31 GMThttps://devzone.nordicsemi.com/thread/328722?ContentTypeID=1Thu, 09 Sep 2021 07:43:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f046e66d-4bb7-4bef-95ac-2adbdbb5af64helsing<p>Also check out this&nbsp;<a href="https://devzone.nordicsemi.com/support-private/support/275302">case</a>&nbsp;which has example code attached: <a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/6036.hello_5F00_world_5F00_mcuboot_5F00_ext_5F00_flash_5F00_spim_5F00_nrf52833.zip">hello_world_mcuboot_ext_flash_spim_nrf52833.zip</a>. The code is modified to work with nRF52833 DK and it looks like it also contains an overlay for nRF52 DK.&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/328564?ContentTypeID=1Wed, 08 Sep 2021 11:05:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d37afccc-5e1b-4d0f-9496-7107fab4e793helsing<p>Hi Fausto,</p> <p></p> <p><span>Please see the case</span><span>&nbsp;</span><a href="https://devzone.nordicsemi.com/f/nordic-q-a/69967/dfu-from-external-flash-using-spi-nor">DFU from external flash using SPI NOR</a><span>. (This example has also been adapted to QSPI in another example&nbsp;case,&nbsp;<a href="https://devzone.nordicsemi.com/f/nordic-q-a/70525/nrf5340---fota-dfu-over-qspi-flash">nRF5340 - FOTA DFU over QSPI Flash</a>, however, you would need to stick to SPI(no quad) for nRF52832.)</span></p> <p>Please have a look and let me know if you run into any difficulties.</p> <p>Regards,&nbsp;</p> <p>Håkon</p><div style="clear:both;"></div>