https://devzone.nordicsemi.com/f/nordic-q-a/98735/programming-nrf5340-networking-flash-memory-by-uf2-bootloader-running-on-application-coreHi, I&#39;m porting uf2 bootloader to nrf5340 micro. Bootloader is placed in application core flash memory and for current moment it is able to update application firmware which is programmed into application core flash memory. Using this bootloaderen-USTelligent Community 13Tue, 18 Apr 2023 05:10:27 GMThttps://devzone.nordicsemi.com/thread/420894?ContentTypeID=1Tue, 18 Apr 2023 05:10:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:781e008b-1448-4c98-aca8-840fac2bc125Kazi Afroza Sultana<p>You are welcome.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/420749?ContentTypeID=1Mon, 17 Apr 2023 11:40:06 GMT137ad170-7792-4731-bb38-c0d22fbe4515:77ea009b-9d47-4ac9-a4fc-86983201a6ddRadekKu<p>Ok, thank you Kazi</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/420687?ContentTypeID=1Mon, 17 Apr 2023 08:22:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:eb79dd08-f05b-4a7f-a506-684ffdbfb7bfKazi Afroza Sultana<p>Hello RadekKu,</p> <p>We can not do accessing network core flash memory from application core.&nbsp;<span><span class="ui-provider gz b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak" dir="ltr">The application core peripherals are<br /> accessible from the network core, but the network core peripherals are not accessible from the<br /> application core. For further details, see <a class="fui-Link ___1qmgydl f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1hu3pq6 f11qmguv f19f4twv f1tyq0we f1g0x7ka fhxju0i f1qch9an f1cnd47f fqv5qza f1vmzxwi f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh ftqa4ok f2hkw1w fhgqx19 f1olyrje f1p93eir f1h8hb77 f1x7u7e9 f10aw75t fsle3fq" title="https://infocenter.nordicsemi.com/topic/ps_nrf5340/chapters/soc_overview/doc/soc_overview.html#memory" href="https://infocenter.nordicsemi.com/topic/ps_nrf5340/chapters/soc_overview/doc/soc_overview.html#memory" rel="noopener noreferrer" target="_blank">Memory</a>.</span></span></p> <p><span><span class="ui-provider gz b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak" dir="ltr">Thanks.</span></span></p> <p><span><span class="ui-provider gz b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak" dir="ltr">BR</span></span></p> <p><span><span class="ui-provider gz b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak" dir="ltr">Kazi</span></span></p><div style="clear:both;"></div>