topic Problem on OSIF_GetMilliseconds in S32K https://community.nxp.com/t5/S32K/Problem-on-OSIF-GetMilliseconds/m-p/1090270#M7869 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I'm using <STRONG style="color: #51626f; background-color: #ffffff; border: 0px; font-weight: bold; font-size: 14px;">S32DS for ARM&nbsp; 2.2, </STRONG>SYS_CLK is configured as 80 MHz.</P><P>When I estimate time consumption by OSIF_GetMilliseconds in osif_baremetal.c, it takes around 114 ms when it returns 100 ms.</P><P></P><P>BR,</P><P>Matthew Xu</P></BODY></HTML> Mon, 27 Jul 2020 02:54:00 GMT xu_wenming 2020-07-27T02:54:00Z Problem on OSIF_GetMilliseconds https://community.nxp.com/t5/S32K/Problem-on-OSIF-GetMilliseconds/m-p/1090270#M7869 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I'm using <STRONG style="color: #51626f; background-color: #ffffff; border: 0px; font-weight: bold; font-size: 14px;">S32DS for ARM&nbsp; 2.2, </STRONG>SYS_CLK is configured as 80 MHz.</P><P>When I estimate time consumption by OSIF_GetMilliseconds in osif_baremetal.c, it takes around 114 ms when it returns 100 ms.</P><P></P><P>BR,</P><P>Matthew Xu</P></BODY></HTML> Mon, 27 Jul 2020 02:54:00 GMT https://community.nxp.com/t5/S32K/Problem-on-OSIF-GetMilliseconds/m-p/1090270#M7869 xu_wenming 2020-07-27T02:54:00Z Re: Problem on OSIF_GetMilliseconds https://community.nxp.com/t5/S32K/Problem-on-OSIF-GetMilliseconds/m-p/1090271#M7870 <HTML><HEAD></HEAD><BODY><P>Hi&nbsp;ζ–‡ζ˜Ž 徐,</P><P>Hope it helps: <A _jive_internal="true" href="https://community.nxp.com/docs/DOC-346661">Measure the running time of one function on S32K</A></P><P>ARM Cortex-M have a&nbsp;<A data-content-finding="Community" href="https://community.nxp.com/external-link.jspa?url=http%3A%2F%2Finfocenter.arm.com%2Fhelp%2Findex.jsp%3Ftopic%3D%2Fcom.arm.doc.ddi0439b%2FBABJFFGJ.html" rel="nofollow" target="_blank">DWT</A>&nbsp;(Data Watchpoint and Trace) unit implemented, and it has a nice feature in that unit which counts the execution cycles.</P><P></P><P>Best Regards,</P><P>Robin</P><P>&nbsp;</P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 28 Jul 2020 08:20:59 GMT https://community.nxp.com/t5/S32K/Problem-on-OSIF-GetMilliseconds/m-p/1090271#M7870 Robin_Shen 2020-07-28T08:20:59Z