https://devzone.nordicsemi.com/f/nordic-q-a/16996/two-application-in-irom1-irom2Sorry i&#39;m survey in forum ,and try for a week , the problem still there , please help me !! I&#39;m try to compile APP1 in IROM1( Start:0x1B000 Size:0x4650) ,APP2 in IROM2(Start:0x1F650 Size 0x4650) APP1 Printf(&#39;A&#39;) Then jump to APP2 Printf(&#39;C&#39;) Buten-USTelligent Community 13Thu, 13 Oct 2016 12:25:10 GMThttps://devzone.nordicsemi.com/thread/65213?ContentTypeID=1Thu, 13 Oct 2016 12:25:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f077bfcb-9363-4668-af67-2f1ed3e160b6bjorn-spockeli<p>Happy to help :) I would appreciate if you could mark the answer as correct(click the check mark in the circle to the left of the answer).</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/65214?ContentTypeID=1Thu, 13 Oct 2016 07:06:48 GMT137ad170-7792-4731-bb38-c0d22fbe4515:edd6b00b-8672-4320-b797-4bf7300c460cjesse<p>it&#39;s helpful , thanks for your help!!!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/65212?ContentTypeID=1Wed, 12 Oct 2016 07:03:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a908c3b9-40f0-46b1-a0b1-e70e214c9d18bjorn-spockeli<p>Hi Jesse,</p> <p>I suggest that you take a look at this post, <a href="https://devzone.nordicsemi.com/question/94683/switching-between-apps-with-dual-bank/">Switching-between-apps-with-dual-bank</a>.</p> <p>-Best regards</p> <p>Bjørn</p><div style="clear:both;"></div>