S32KのトピックECU Core Configuration Clarification on S32K311 https://community.nxp.com/t5/S32K/ECU-Core-Configuration-Clarification-on-S32K311/m-p/2381953#M59295 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/160001">@danielmartynek</a>&nbsp;and Team</P><P>We have one question regarding core configuration. On S32K311 (single-core), the generated code defines:</P><UL><LI>DET_NO_ECU_CORES = 4</LI><LI>NUMBER_OF_CORES = 4</LI></UL><P>Since we are facing RAM constraints:</P><UL><LI>Can we safely reduce these to 1?</LI><LI>Any side effects in MCAL/DET?</LI></UL><P>Also, is there a way to configure this in the NXP config tool or any configuration instead of manually editing generated files?</P><P>Thanks &amp; Regards,<BR />Yusup Khan <LI-PRODUCT title="S32K3" id="S32K3"></LI-PRODUCT><SPAN>&nbsp; <LI-PRODUCT title="S32DS-ARM" id="S32DS-ARM"></LI-PRODUCT>&nbsp;<LI-PRODUCT title="S32K31XEVB-Q100" id="S32K31XEVB-Q100"></LI-PRODUCT></SPAN></P> Tue, 16 Jun 2026 11:57:45 GMT yusupkhan241 2026-06-16T11:57:45Z ECU Core Configuration Clarification on S32K311 https://community.nxp.com/t5/S32K/ECU-Core-Configuration-Clarification-on-S32K311/m-p/2381953#M59295 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/160001">@danielmartynek</a>&nbsp;and Team</P><P>We have one question regarding core configuration. On S32K311 (single-core), the generated code defines:</P><UL><LI>DET_NO_ECU_CORES = 4</LI><LI>NUMBER_OF_CORES = 4</LI></UL><P>Since we are facing RAM constraints:</P><UL><LI>Can we safely reduce these to 1?</LI><LI>Any side effects in MCAL/DET?</LI></UL><P>Also, is there a way to configure this in the NXP config tool or any configuration instead of manually editing generated files?</P><P>Thanks &amp; Regards,<BR />Yusup Khan <LI-PRODUCT title="S32K3" id="S32K3"></LI-PRODUCT><SPAN>&nbsp; <LI-PRODUCT title="S32DS-ARM" id="S32DS-ARM"></LI-PRODUCT>&nbsp;<LI-PRODUCT title="S32K31XEVB-Q100" id="S32K31XEVB-Q100"></LI-PRODUCT></SPAN></P> Tue, 16 Jun 2026 11:57:45 GMT https://community.nxp.com/t5/S32K/ECU-Core-Configuration-Clarification-on-S32K311/m-p/2381953#M59295 yusupkhan241 2026-06-16T11:57:45Z Re: ECU Core Configuration Clarification on S32K311 https://community.nxp.com/t5/S32K/ECU-Core-Configuration-Clarification-on-S32K311/m-p/2382284#M59313 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/252570">@yusupkhan241</a>,</P> <P>Refer to this answer provided by the RTD SW development team:<BR /><A href="https://community.nxp.com/t5/S32K/RTD-memory-occupation/td-p/2148479" target="_blank">https://community.nxp.com/t5/S32K/RTD-memory-occupation/td-p/2148479</A></P> <P><BR />This parameter cannot be configured via the configuration tool, and there are currently no plans to support such functionality.</P> <P>&nbsp;</P> <P>Regards,</P> <P>Daniel</P> <P>&nbsp;</P> <P>&nbsp;</P> Wed, 17 Jun 2026 06:15:26 GMT https://community.nxp.com/t5/S32K/ECU-Core-Configuration-Clarification-on-S32K311/m-p/2382284#M59313 danielmartynek 2026-06-17T06:15:26Z