https://community.nxp.com/t5/S32K/About-Read-While-Write-Error/m-p/2173162#M52890 <P>hi, The memory distribution of Application and Bootloader are as follows. If we want to erase and write Application while running in bootloader, and Ac load at startup has been enabled, do we need to configure the on-core MPU as mentioned in the second picture in PreTaskHook ?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Jojo_Hu_0-1758503425670.png" style="width: 999px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/357848i174B19F446388499/image-size/large?v=v2&amp;px=999" role="button" title="Jojo_Hu_0-1758503425670.png" alt="Jojo_Hu_0-1758503425670.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Jojo_Hu_1-1758503438744.png" style="width: 999px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/357849i3596FD3845590AC0/image-size/large?v=v2&amp;px=999" role="button" title="Jojo_Hu_1-1758503438744.png" alt="Jojo_Hu_1-1758503438744.png" /></span></P><P>&nbsp;</P> Mon, 22 Sep 2025 01:10:59 GMT Jojo_Hu 2025-09-22T01:10:59Z https://community.nxp.com/t5/S32K/About-Read-While-Write-Error/m-p/2173162#M52890 <P>hi, The memory distribution of Application and Bootloader are as follows. If we want to erase and write Application while running in bootloader, and Ac load at startup has been enabled, do we need to configure the on-core MPU as mentioned in the second picture in PreTaskHook ?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Jojo_Hu_0-1758503425670.png" style="width: 999px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/357848i174B19F446388499/image-size/large?v=v2&amp;px=999" role="button" title="Jojo_Hu_0-1758503425670.png" alt="Jojo_Hu_0-1758503425670.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Jojo_Hu_1-1758503438744.png" style="width: 999px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/357849i3596FD3845590AC0/image-size/large?v=v2&amp;px=999" role="button" title="Jojo_Hu_1-1758503438744.png" alt="Jojo_Hu_1-1758503438744.png" /></span></P><P>&nbsp;</P> Mon, 22 Sep 2025 01:10:59 GMT https://community.nxp.com/t5/S32K/About-Read-While-Write-Error/m-p/2173162#M52890 Jojo_Hu 2025-09-22T01:10:59Z https://community.nxp.com/t5/S32K/About-Read-While-Write-Error/m-p/2173672#M52923 <P>Yes, it seems correct. If you are using MPU, I would recommend to setup it mentioned way.</P> Mon, 22 Sep 2025 16:35:23 GMT https://community.nxp.com/t5/S32K/About-Read-While-Write-Error/m-p/2173672#M52923 davidtosenovjan 2025-09-22T16:35:23Z