topic Re: CodeQuickAccess and DataQuickAccess in i.MX RT Crossover MCUs https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/CodeQuickAccess-and-DataQuickAccess/m-p/806735#M1034 <HTML><HEAD></HEAD><BODY><P>Hello zhihui liu,</P><P></P><P>Please check the following application note: <A href="https://www.nxp.com/docs/en/application-note/AN12077.pdf">Using the i.MX RT FlexRAM</A>. The CodeQuickAccess section corresponds to the&nbsp; I-TCM(Instruction-Tightly Coupled Memory) and the DataQuickAccess to the D-TCM(Data-Tightly Coupled Memory).</P><P>All TCM interfaces run at the same frequency as the Arm Cortex-M7core and are synchronous to each other.</P><P></P><P>Hope it helps!</P><P>Victor.</P><P>-----------------------------------------------------------------------------------------------------------------------</P><P>Note: If this post answers your question, please click the Correct Answer button. Thank you!</P><P>-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 18 Dec 2018 20:30:33 GMT victorjimenez 2018-12-18T20:30:33Z CodeQuickAccess and DataQuickAccess https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/CodeQuickAccess-and-DataQuickAccess/m-p/806734#M1033 <HTML><HEAD></HEAD><BODY><P>#define AT_QUICKACCESS_SECTION_CODE(func) __attribute__((section("CodeQuickAccess"))) func</P><P>#define AT_QUICKACCESS_SECTION_DATA(func) __attribute__((section("DataQuickAccess"))) func</P><P>How do I use this "<SPAN>CodeQuickAccess"&nbsp;</SPAN>feature? Can&nbsp;it speed up code execution?</P></BODY></HTML> Mon, 17 Dec 2018 07:59:02 GMT https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/CodeQuickAccess-and-DataQuickAccess/m-p/806734#M1033 1920844004 2018-12-17T07:59:02Z Re: CodeQuickAccess and DataQuickAccess https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/CodeQuickAccess-and-DataQuickAccess/m-p/806735#M1034 <HTML><HEAD></HEAD><BODY><P>Hello zhihui liu,</P><P></P><P>Please check the following application note: <A href="https://www.nxp.com/docs/en/application-note/AN12077.pdf">Using the i.MX RT FlexRAM</A>. The CodeQuickAccess section corresponds to the&nbsp; I-TCM(Instruction-Tightly Coupled Memory) and the DataQuickAccess to the D-TCM(Data-Tightly Coupled Memory).</P><P>All TCM interfaces run at the same frequency as the Arm Cortex-M7core and are synchronous to each other.</P><P></P><P>Hope it helps!</P><P>Victor.</P><P>-----------------------------------------------------------------------------------------------------------------------</P><P>Note: If this post answers your question, please click the Correct Answer button. Thank you!</P><P>-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 18 Dec 2018 20:30:33 GMT https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/CodeQuickAccess-and-DataQuickAccess/m-p/806735#M1034 victorjimenez 2018-12-18T20:30:33Z