https://community.nxp.com/t5/S32K/The-problem-with-the-code-in-unified-bootloader-demo/m-p/1935722#M39829 <P>I am using S32K344.Why is the offset between the interrupt vector table and ResetHandler displayed as 0x420 in. map, but the bootloader routine defaults to only 4 bytes?</P><P>Now I directly use JLINK to download the bootloader program at the starting address 0x400000, and then download the app at the starting address 0x440200. I changed the resethandle variable directly to 0x441420 (0x441004 has also tried) and made the program meet the jump conditions to jump directly, but the app did not run properly, and the serial port printing in the app did not work.<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="28.png" style="width: 743px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/294006i344C2F7B05A0F859/image-size/large?v=v2&amp;px=999" role="button" title="28.png" alt="28.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="29.png" style="width: 707px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/294007i5C37C2F43723AE80/image-size/large?v=v2&amp;px=999" role="button" title="29.png" alt="29.png" /></span></P> Tue, 20 Aug 2024 01:53:05 GMT SCoder41 2024-08-20T01:53:05Z https://community.nxp.com/t5/S32K/The-problem-with-the-code-in-unified-bootloader-demo/m-p/1935722#M39829 <P>I am using S32K344.Why is the offset between the interrupt vector table and ResetHandler displayed as 0x420 in. map, but the bootloader routine defaults to only 4 bytes?</P><P>Now I directly use JLINK to download the bootloader program at the starting address 0x400000, and then download the app at the starting address 0x440200. I changed the resethandle variable directly to 0x441420 (0x441004 has also tried) and made the program meet the jump conditions to jump directly, but the app did not run properly, and the serial port printing in the app did not work.<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="28.png" style="width: 743px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/294006i344C2F7B05A0F859/image-size/large?v=v2&amp;px=999" role="button" title="28.png" alt="28.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="29.png" style="width: 707px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/294007i5C37C2F43723AE80/image-size/large?v=v2&amp;px=999" role="button" title="29.png" alt="29.png" /></span></P> Tue, 20 Aug 2024 01:53:05 GMT https://community.nxp.com/t5/S32K/The-problem-with-the-code-in-unified-bootloader-demo/m-p/1935722#M39829 SCoder41 2024-08-20T01:53:05Z