https://community.nxp.com/t5/S32K/Flash-Partitioning/m-p/1888672#M36655 <P>hello. NXP team.<BR />I'm using S32k146.<BR />A core secure operation occurred during flash partitioning.</P><P>Afterwards, I cannot download my sw via trace32.</P><P>The function performed before core secure operation is FLASH_DRV_EraseAllBlock.</P><P>What should I do?</P><P><BR /><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="sungjun_0-1718623450628.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/284449i241FB36D1099C4C3/image-size/medium?v=v2&amp;px=400" role="button" title="sungjun_0-1718623450628.png" alt="sungjun_0-1718623450628.png" /></span></P><P>&nbsp;</P> Mon, 17 Jun 2024 11:27:33 GMT sungjun 2024-06-17T11:27:33Z https://community.nxp.com/t5/S32K/Flash-Partitioning/m-p/1888672#M36655 <P>hello. NXP team.<BR />I'm using S32k146.<BR />A core secure operation occurred during flash partitioning.</P><P>Afterwards, I cannot download my sw via trace32.</P><P>The function performed before core secure operation is FLASH_DRV_EraseAllBlock.</P><P>What should I do?</P><P><BR /><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="sungjun_0-1718623450628.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/284449i241FB36D1099C4C3/image-size/medium?v=v2&amp;px=400" role="button" title="sungjun_0-1718623450628.png" alt="sungjun_0-1718623450628.png" /></span></P><P>&nbsp;</P> Mon, 17 Jun 2024 11:27:33 GMT https://community.nxp.com/t5/S32K/Flash-Partitioning/m-p/1888672#M36655 sungjun 2024-06-17T11:27:33Z https://community.nxp.com/t5/S32K/Flash-Partitioning/m-p/1889293#M36703 <P>Hello <a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/183336">@sungjun</a>,</P> <P>If Trace32 cannot mass erase the MCU, and it reports that the MCU is locked, it probably cannot be recovered.</P> <P>Refer to AN12130 Production Flash Programming Best Practices for S32K1xx MCUs</P> <P><A href="https://www.nxp.com/docs/en/application-note/AN12130.pdf" target="_blank">https://www.nxp.com/docs/en/application-note/AN12130.pdf</A></P> <P>Chapter 5 Common problems</P> <P>&nbsp;</P> <P>It is also recommended to use the Erase All Blocks Unsecure FTFC command instead as it programs the FSEC byte to Unsecure.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="danielmartynek_0-1718698874040.png" style="width: 663px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/284606i29158C1481260967/image-dimensions/663x186?v=v2" width="663" height="186" role="button" title="danielmartynek_0-1718698874040.png" alt="danielmartynek_0-1718698874040.png" /></span></P> <P>&nbsp;</P> <P>Regards,</P> <P>Daniel</P> <P>&nbsp;</P> Tue, 18 Jun 2024 08:22:34 GMT https://community.nxp.com/t5/S32K/Flash-Partitioning/m-p/1889293#M36703 danielmartynek 2024-06-18T08:22:34Z